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| this is information on a product in full production. february 2014 docid2574 rev 27 1/53 LFXX very low drop voltage regulator with inhibit function datasheet - production data features ? very low-dropout voltage (0.45 v) ? very low quiescent current (typ. 50 a in off mode, 500 a in on mode) ? output current up to 500 ma ? logic-controlled electronic shutdown ? output voltages of 1.5; 1.8; 2.5; 3.3; 4.7; 5; 6; 8; 8.5; 9; 12 v ? automotive grade product: 1.8 v, 2.5 v, 3.3 v, 5.0 v, 8.0 v, 8.5 v v out in dpak and ppak packages ? internal current and thermal limit ? only 2.2 f for stability ? available in 1% (ab) or 2% (c) selection at 25 c ? supply voltage rejection: 80 db (typ.) ? temperature range: from -40 to 125 c description the LFXX is a very low drop regulator available in to-220, to-220fp, dpak and ppak packages and in a wide range of output voltages. the low drop voltage (0.45 v) and low quiescent current make it particularly suitable for low-noise, low- power applications and especially in battery- powered systems. in the 5 pin configuration (ppak) a shutdown logic control function is available (pin 2, ttl compatible). this means that when the device is used as a local regulator, a part of the board can be put in standby, decreasing the total power consumption. in the three terminal configuration, the device has the same electrical performance, but it is fixed in on state. it requires a capacitor of only 2.2 f for stability, saving board space and costs. the LFXX is available as automotive grade in dpak and ppak packages, for the options of output voltages whose commercial part numbers are shown in the order codes. these devices are qualified according to the specification aec-q100 of the automotive market, in the temperature range - 40 c to 125 c, and the statistical tests pat, syl, sbl are performed. to-220fp to-220 dpak ppak www.st.com
contents LFXX 2/53 docid2574 rev 27 contents 1 diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 typical performance characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 6 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 7 packaging mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 8 ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 9 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 docid2574 rev 27 3/53 LFXX list of tables 53 list of tables table 1. absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 2. thermal data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 table 3. lf15ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 table 4. lf18ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 table 5. lf18c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 table 6. lf18c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 table 7. lf25ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 table 8. lf25ab (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 table 9. lf25c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 table 10. lf25c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 table 11. lf33ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 table 12. lf33c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 table 13. lf33c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 table 14. lf50ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 table 15. lf50ab (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 table 16. lf50c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 table 17. lf50c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 table 18. lf60ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 table 19. lf60c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 table 20. lf80ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 table 21. lf80c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 table 22. lf80c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 table 23. lf85ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 table 24. lf85c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 table 25. lf85c (automotive grade) electrical characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 table 26. lf90c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 table 27. lf120ab electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 table 28. lf120c electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 table 29. to-220 mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 table 30. to-220fp mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 table 31. dpak mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 table 32. ppak mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 table 33. dpak and ppak tape and reel mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 table 34. order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 table 35. document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 list of figures LFXX 4/53 docid2574 rev 27 list of figures figure 1. block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 figure 2. pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 figure 3. test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 figure 4. dropout voltage vs. output current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 figure 5. dropout voltage vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 figure 6. supply current vs. input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 figure 7. supply current vs. input voltage (no load) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 figure 8. short-circuit current vs. input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 figure 9. supply current vs. temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 figure 10. logic-controlled precision 3.3/5.0 v selectable output . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 figure 11. sequential multi-output supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 figure 12. multiple supply with on/off toggle switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 figure 13. basic inhibit functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 figure 14. delayed turn-on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 figure 15. low voltage bulb blinker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 figure 16. to-220 drawings (std-st dual gauge) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 figure 17. to-220 drawings (std-st single gauge) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 figure 18. to-220fp drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 figure 19. dpak drawings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 figure 20. dpak recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 figure 21. ppak drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 figure 22. tape for dpak and ppak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 figure 23. reel for dpak and ppak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 figure 24. to-220 dual gauge tube drawings (dimensions in mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 figure 25. to-220 single gauge tube drawings (dimensions in mm). . . . . . . . . . . . . . . . . . . . . . . . . . 50 docid2574 rev 27 5/53 LFXX diagram 53 1 diagram figure 1. block diagram pin configuration LFXX 6/53 docid2574 rev 27 2 pin configuration note: tab is electrically connected to gnd on to-220, ppak and dpak packages figure 2. pin connections (top view) to-220fp dpak to-220 ppak docid2574 rev 27 7/53 LFXX maximum ratings 53 3 maximum ratings figure 3. test circuit table 1. absolute maximum ratings symbol parameter value unit v i dc input voltage -0.5 to 40 (1) 1. for 18 < v i < 40 the regulator is in shutdown. v i o output current internally limited a p tot power dissipation internally limited w t stg storage temperature range -40 to 150 c t op operating junction temperature range -40 to 125 c table 2. thermal data symbol parameter to-220 to-220fp dpak/ppak unit r thjc thermal resistance junction-case 5 5 8 c/w r thja thermal resistance junction-ambient 50 60 100 c/w LFXX electrical characteristics LFXX 8/53 docid2574 rev 27 4 electrical characteristics refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 3. lf15ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 3.5 v 1.485 1.5 1.515 v i o = 50 ma, v i = 3.5 v, t a = -25 to 85 c 1.470 1.530 v i operating input voltage i o = 500 ma 2.5 16 v i o output current limit 1 a v o line regulation v i = 2.5 to 16 v, i o = 5 ma 2 10 mv v o load regulation v i = 2.8 v, i o = 5 to 500 ma 2 10 mv i d quiescent current v i = 2.5 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 2.8 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 3.5 1 v f = 120 hz 82 db f = 1 khz 77 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 1 v v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 9/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 4. lf18ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 3.3 v 1.782 1.8 1.818 v i o = 50 ma, v i = 3.3 v, t a = -25 to 85 c 1.764 1.836 v i operating input voltage i o = 500 ma 3 16 v i o output current limit 1 a v o line regulation v i = 2.8 to 16 v, i o = 5 ma 2 12 mv v o load regulation v i = 3.3 v, i o = 5 to 500 ma 2 10 mv i d quiescent current v i = 2.5 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 3.1 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 3.5 1 v f = 120 hz 82 db f = 1 khz 77 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.7 v v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 10/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 5. lf18c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 3.5 v 1.764 1.8 1.836 v i o = 50 ma, v i = 3.5 v, t a = -25 to 85 c 1.728 1.872 v i operating input voltage i o = 500 ma 3 16 v i o output current limit 1 a v o line regulation v i = 2.8 to 16 v, i o = 5 ma 2 12 mv v o load regulation v i = 3.3 v, i o = 5 to 500 ma 2 10 mv i d quiescent current v i = 2.5 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 3.1 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 3.5 1 v f = 120 hz 82 db f = 1 khz 77 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.7 v v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 11/53 LFXX electrical characteristics 53 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 6. lf18c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 3.5 v, t a = 25 c 1.764 1.8 1.836 v i o = 50 ma, v i = 3.5 v 1.713 1.887 v i operating input voltage i o = 500 ma 3 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 2.8 to 16 v, i o = 5 ma 2 15 mv v o load regulation v i = 3.3 v, i o = 5 to 500 ma 2 15 mv i d quiescent current v i = 2.5 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 3.1 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 3.5 1 v t a = 25 c f = 120 hz 82 db f = 1 khz 77 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 12/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 7. lf25ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 4.5 v 2.475 2.5 2.525 v i o = 50 ma, v i = 4.5 v, t a = -25 to 85 c 2.450 2.550 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 3.5 to 16 v, i o = 5 ma 2 12 mv v o load regulation v i = 3.8 v, i o = 5 to 500 ma 2 12 mv i d quiescent current v i = 3.5 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 3.8 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 4.5 1 v f = 120 hz 82 db f = 1 khz 77 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 13/53 LFXX electrical characteristics 53 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 8. lf25ab (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 4.5 v, t a = 25 c 2.475 2.5 2.525 v i o = 50 ma, v i = 4.5 v 2.435 2.565 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 3.5 to 16 v, i o = 5 ma 2 15 mv v o load regulation v i = 3.8 v, i o = 5 to 500 ma 2 15 mv i d quiescent current v i = 3.5 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 3.8 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 4.5 1 v t a = 25 c f = 120 hz 82 db f = 1 khz 77 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 14/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 9. lf25c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 4.5 v 2.45 2.5 2.55 v i o = 50 ma, v i = 4.5 v, t a = -25 to 85 c 2.4 2.6 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 3.5 to 16 v, i o = 5 ma 2 12 mv v o load regulation v i = 3.8 v, i o = 5 to 500 ma 2 12 mv i d quiescent current v i = 3.5 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 3.8 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 4.5 1 v f = 120 hz 82 db f = 1 khz 77 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 15/53 LFXX electrical characteristics 53 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 10. lf25c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 4.5 v, t a = 25 c 2.45 2.5 2.55 v i o = 50 ma, v i = 4.5 v 2.385 2.615 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 3.5 to 16 v, i o = 5 ma 2 15 mv v o load regulation v i = 3.8 v, i o = 5 to 500 ma 2 15 mv i d quiescent current v i = 3.5 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 3.8 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 4.5 1 v t a = 25 c f = 120 hz 82 db f = 1 khz 77 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 16/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 11. lf33ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 5.3 v 3.267 3.3 3.333 v i o = 50 ma, v i = 5.3 v, t a = -25 to 85 c 3.234 3.366 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 4.3 to 16 v, i o = 5 ma 3 16 mv v o load regulation v i = 4.6 v, i o = 5 to 500 ma 3 16 mv i d quiescent current v i = 4.3 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 4.6 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 5.3 1 v f = 120 hz 80 db f = 1 khz 75 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 17/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 12. lf33c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 5.3 v 3.234 3.3 3.366 v i o = 50 ma, v i = 5.3 v, t a = -25 to 85 c 3.168 3.432 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 4.3 to 16 v, i o = 5 ma 3 16 mv v o load regulation v i = 4.6 v, i o = 5 to 500 ma 3 16 mv i d quiescent current v i = 4.3 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 4.6 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 5.3 1 v f = 120 hz 80 db f = 1 khz 75 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 18/53 docid2574 rev 27 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 13. lf33c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 5.3 v, t a = 25 c 3.234 3.3 3.366 v i o = 50 ma, v i = 5.3 v, 3.153 3.447 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 4.3 to 16 v, i o = 5 ma 3 19 mv v o load regulation v i = 4.6 v, i o = 5 to 500 ma 3 19 mv i d quiescent current v i = 4.3 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 4.6 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 5.3 1 v t a = 25 c f = 120 hz 80 db f = 1 khz 75 f = 10 khz 65 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 19/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 14. lf50ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 7 v 4.95 5 5.05 v i o = 50 ma, v i = 7 v, t a = -25 to 85 c 4.9 5.1 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 6 to 16 v, i o = 5 ma 5 25 mv v o load regulation v i = 6.3 v, i o = 5 to 500 ma 5 25 mv i d quiescent current v i = 6 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 6.3 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 7 1 v f = 120 hz 76 db f = 1 khz 71 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 20/53 docid2574 rev 27 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 15. lf50ab (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 7 v, t a = 25 c 4.95 5 5.05 v i o = 50 ma, v i = 7 v 4.885 5.115 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 6 to 16 v, i o = 5 ma 5 28 mv v o load regulation v i = 6.3 v, i o = 5 to 500 ma 5 28 mv i d quiescent current v i = 6 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 6.3 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 7 1 v t a = 25 c f = 120 hz 76 db f = 1 khz 71 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 21/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 16. lf50c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 7 v 4.9 5 5.1 v i o = 50 ma, v i = 7 v, t a = -25 to 85 c 4.8 5.2 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 6 to 16 v, i o = 5 ma 5 25 mv v o load regulation v i = 6.3 v, i o = 5 to 500 ma 5 25 mv i d quiescent current v i = 6 to 16 v, i o = 0 ma on mode 0.5 1 ma v i = 6.3 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 100 a svr supply voltage rejection i o = 5 ma, v i = 7 1 v f = 120 hz 76 db f = 1 khz 71 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 6 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 22/53 docid2574 rev 27 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 17. lf50c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 7 v, t a = 25 c 4.9 5 5.1 v i o = 50 ma, v i = 7 v 4.785 5.215 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 6 to 16 v, i o = 5 ma 5 28 mv v o load regulation v i = 6.3 v, i o = 5 to 500 ma 5 28 mv i d quiescent current v i = 6 to 16 v, i o = 0 ma on mode 0.5 2 ma v i = 6.3 to 16 v, i o = 500 ma 12 v i = 6 v off mode 50 120 a svr supply voltage rejection i o = 5 ma, v i = 7 1 v t a = 25 c f = 120 hz 76 db f = 1 khz 71 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 6 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 23/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 18. lf60ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 8 v 5.94 6 6.06 v i o = 50 ma, v i = 8 v, t a = -25 to 85 c 5.88 6.12 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 7 to 16 v, i o = 5 ma 6 30 mv v o load regulation v i = 7.3 v, i o = 5 to 500 ma 6 30 mv i d quiescent current v i = 7 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 7.3 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 8 1 v f = 120 hz 75 db f = 1 khz 70 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 24/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 19. lf60c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 8 v 5.88 6 6.12 v i o = 50 ma, v i = 8 v, t a = -25 to 85 c 5.76 6.24 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 7 to 16 v, i o = 5 ma 6 30 mv v o load regulation v i = 7.3 v, i o = 5 to 500 ma 6 30 mv i d quiescent current v i = 7 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 7.3 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 8 1 v f = 120 hz 75 db f = 1 khz 70 f = 10 khz 60 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 25/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 20. lf80ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10 v 7.92 8 8.08 v i o = 50 ma, v i = 10 v, t a = -25 to 85 c 7.84 8.16 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 9 to 16 v, i o = 5 ma 8 40 mv v o load regulation v i = 9.3 v, i o = 5 to 500 ma 8 40 mv i d quiescent current v i = 9 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 9.3 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 10 1 v f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 26/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 21. lf80c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10 v 7.84 8 8.16 v i o = 50 ma, v i = 10 v, t a = -25 to 85 c 7.68 8.32 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 9 to 16 v, i o = 5 ma 8 40 mv v o load regulation v i = 9.3 v, i o = 5 to 500 ma 8 40 mv i d quiescent current v i = 9 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 9.3 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 10 1 v f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 27/53 LFXX electrical characteristics 53 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 22. lf80c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10 v, t a = 25 c 7.84 8 8.16 v i o = 50 ma, v i = 10 v 7.665 8.335 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 9 to 16 v, i o = 5 ma 8 44 mv v o load regulation v i = 9.3 v, i o = 5 to 500 ma 8 44 mv i d quiescent current v i = 9 to 16 v, i o = 0 ma on mode 0.7 2.5 ma v i = 9.3 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 160 a svr supply voltage rejection i o = 5 ma, v i = 10 1 v t a = 25 c f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 9 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 28/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 23. lf85ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10.5 v 8.415 8.5 8.585 v i o = 50 ma, v i = 10.5 v, t a = -25 to 85 c 8.33 8.67 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 9.5 to 16 v, i o = 5 ma 8 42 mv v o load regulation v i = 9.8 v, i o = 5 to 500 ma 8 42 mv i d quiescent current v i = 9.5 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 9.8 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 10.5 1 v f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 29/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 24. lf85c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10.5 v 8.33 8.5 8.67 v i o = 50 ma, v i = 10.5 v, t a = -25 to 85 c 8.16 8.84 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 9.5 to 16 v, i o = 5 ma 8 42 mv v o load regulation v i = 9.8 v, i o = 5 to 500 ma 8 42 mv i d quiescent current v i = 9.5 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 9.8 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 10.5 1 v f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 9 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 30/53 docid2574 rev 27 refer to test circuits, t a = -40 to 125 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 25. lf85c (automotive grade) electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 10.5 v, t a = 25 c 8.33 8.5 8.67 v i o = 50 ma, v i = 10.5 v 8.145 8.855 v i operating input voltage i o = 500 ma 16 v i o output current limit t a = 25 c 1 a v o line regulation v i = 9.5 to 16 v, i o = 5 ma 8 44 mv v o load regulation v i = 9.8 v, i o = 5 to 500 ma 8 44 mv i d quiescent current v i = 9.5 to 16 v, i o = 0 ma on mode 0.7 2.5 ma v i = 9.8 to 16 v, i o = 500 ma 12 v i = 9 v off mode 70 160 a svr supply voltage rejection i o = 5 ma, v i = 10.5 1 v t a = 25 c f = 120 hz 72 db f = 1 khz 67 f = 10 khz 57 en output noise voltage b = 10 hz to 100 khz, t a = 25 c 50 v v d dropout voltage i o = 200 ma 0.2 1.3 v i o = 500 ma 0.4 1.3 v il control input logic low 0.8 v v ih control input logic high 2 v i i control input current v i = 9 v, v c = 6 v, t a = 25 c 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 31/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 26. lf90c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 11 v 8.82 9 9.18 v i o = 50 ma, v i = 11 v, t a = -25 to 85 c 8.64 9.36 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 10 to 16 v, i o = 5 ma 9 45 mv v o load regulation v i = 10.3 v, i o = 5 to 500 ma 9 45 mv i d quiescent current v i = 10 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 10.3 to 16v, i o = 500 ma 12 v i = 10 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 11 1 v f = 120 hz 71 db f = 1 khz 66 f = 10 khz 56 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 10 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f electrical characteristics LFXX 32/53 docid2574 rev 27 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 27. lf120ab electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 15 v 11.88 12 12.12 v i o = 50 ma, v i = 15 v, t a = -25 to 85 c 11.76 12.24 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 13 to 16 v, i o = 5 ma 12 60 mv v o load regulation v i = 13.3 v, i o = 5 to 500 ma 12 60 mv i d quiescent current v i = 13 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 13.3 to 16 v, i o = 500 ma 12 v i = 13 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 14 1 v f = 120 hz 69 db f = 1 khz 64 f = 10 khz 54 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 13 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f docid2574 rev 27 33/53 LFXX electrical characteristics 53 refer to test circuits, t j = 25 c, c i = 0.1 f, c o = 2.2 f unless otherwise specified. table 28. lf120c electrical characteristics symbol parameter test conditions min. typ. max. unit v o output voltage i o = 50 ma, v i = 14 v 11.76 12 12.24 v i o = 50 ma, v i = 14 v, t a = -25 to 85 c 11.52 12.48 v i operating input voltage i o = 500 ma 16 v i o output current limit 1 a v o line regulation v i = 13 to 16 v, i o = 5 ma 12 60 mv v o load regulation v i = 13.3 v, i o = 5 to 500 ma 12 60 mv i d quiescent current v i = 13 to 16 v, i o = 0 ma on mode 0.7 1.5 ma v i = 13.3 to 16 v, i o = 500 ma 12 v i = 13 v off mode 70 140 a svr supply voltage rejection i o = 5 ma, v i = 14 1 v f = 120 hz 69 db f = 1 khz 64 f = 10 khz 54 en output noise voltage b = 10 hz to 100 khz 50 v v d dropout voltage i o = 200 ma 0.2 0.35 v i o = 500 ma 0.4 0.7 v il control input logic low t a = -40 to 125 c 0.8 v v ih control input logic high t a = -40 to 125 c 2 v i i control input current v i = 13 v, v c = 6 v 10 a c o output bypass capacitance esr = 0.1 to 10 , i o = 0 to 500 ma 2 10 f typical performance characteristics LFXX 34/53 docid2574 rev 27 5 typical performance characteristics figure 4. dropout voltage vs. output current figure 5. dropout voltage vs. temperature figure 6. supply current vs. input voltage figure 7. supply current vs. input voltage (no load) docid2574 rev 27 35/53 LFXX typical performance characteristics 53 note: unless otherwise specified v o(nom) = 3.3 v figure 8. short-circuit current vs. input vo ltage figure 9. supply current vs. temperature typical performance characteristics LFXX 36/53 docid2574 rev 27 figure 10. logic-controlled precision 3.3/5.0 v selectable output figure 11. sequential multi-output supply docid2574 rev 27 37/53 LFXX typical performance characteristics 53 figure 12. multiple supply with on/off toggle switch figure 13. basic inhibit functions LFXX LFXX LFXX LFXX typical performance characteristics LFXX 38/53 docid2574 rev 27 figure 14. delayed turn-on figure 15. low voltage bulb blinker LFXX docid2574 rev 27 39/53 LFXX package mechanical data 53 6 package mechanical data in order to meet environmental requirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark. figure 16. to-220 drawings (std-st dual gauge) 0015988_s package mechanical data LFXX 40/53 docid2574 rev 27 figure 17. to-220 drawings (std-st single gauge) docid2574 rev 27 41/53 LFXX package mechanical data 53 note: despite of some differences in tolerances, packages are compatible table 29. to-220 mechanical data dim. type std - st dual gauge type std - st single gauge mm mm min. typ. max. min. typ. max. a 4.40 4.60 4.40 4.60 b 0.61 0.88 0.61 0.88 b1 1.14 1.70 1.14 1.70 c 0.48 0.70 0.48 0.70 d 15.25 15.75 15.25 15.75 d1 1.27 e 10.00 10.40 10.00 10.40 e 2.40 2.70 2.40 2.70 e1 4.95 5.15 4.95 5.15 f 1.23 1.32 0.51 0.60 h1 6.20 6.60 6.20 6.60 j1 2.40 2.72 2.40 2.72 l 13.00 14.00 13.00 14.00 l1 3.50 3.93 3.50 3.93 l20 16.40 16.40 l30 28.90 28.90 ? p 3.75 3.85 3.75 3.85 q 2.65 2.95 2.65 2.95 package mechanical data LFXX 42/53 docid2574 rev 27 figure 18. to-220fp drawings 7012510_rev_k_b docid2574 rev 27 43/53 LFXX package mechanical data 53 table 30. to-220fp mechanical data dim. mm min. typ. max. a4.4 4.6 b2.5 2.7 d2.5 2.75 e 0.45 0.7 f0.75 1 f1 1.15 1.70 f2 1.15 1.70 g 4.95 5.2 g1 2.4 2.7 h10 10.4 l2 16 l3 28.6 30.6 l4 9.8 10.6 l5 2.9 3.6 l6 15.9 16.4 l7 9 9.3 dia 3 3.2 package mechanical data LFXX 44/53 docid2574 rev 27 figure 19. dpak drawings 0068772_m_type_a docid2574 rev 27 45/53 LFXX package mechanical data 53 figure 20. dpak recommended footprint table 31. dpak mechanical data dim. mm min. typ. max. a2.20 2.40 a1 0.90 1.10 a2 0.03 0.23 b0.64 0.90 b4 5.20 5.40 c0.45 0.60 c2 0.48 0.60 d6.00 6.20 d1 5.10 e6.40 6.60 e1 4.70 e2.28 e1 4.40 4.60 h 9.35 10.10 l1.00 1.50 (l1) 2.80 l2 0.80 l4 0.60 1.00 r0.20 v2 0 8 6.7 1.6 1.6 2.3 2.3 6.7 1.8 3 am08850v1 package mechanical data LFXX 46/53 docid2574 rev 27 figure 21. ppak drawings 0078180_f docid2574 rev 27 47/53 LFXX package mechanical data 53 table 32. ppak mechanical data dim. mm min. typ. max. a2.2 2.4 a1 0.9 1.1 a2 0.03 0.23 b0.4 0.6 b2 5.2 5.4 c 0.45 0.6 c2 0.48 0.6 d6 6.2 d1 5.1 e6.4 6.6 e1 4.7 e1.27 g 4.9 5.25 g1 2.38 2.7 h9.35 10.1 l2 0.8 1 l4 0.6 1 l5 1 l6 2.8 r0.20 v2 0 8 packaging mechanical data LFXX 48/53 docid2574 rev 27 7 packaging mechanical data figure 22. tape for dpak and ppak p1 a0 d1 p0 f w e d b0 k0 t user direction of feed p2 10 pitches cumulative tolerance on tape +/- 0.2 mm user direction of feed r bending radius b1 for machine ref. only including draft and radii concentric around b0 am08852v1 top cover tape docid2574 rev 27 49/53 LFXX packaging mechanical data 53 figure 23. reel for dpak and ppak table 33. dpak and ppak tape and reel mechanical data tape reel dim. mm dim. mm min. max. min. max. a0 6.8 7 a 330 b0 10.4 10.6 b 1.5 b1 12.1 c 12.8 13.2 d 1.5 1.6 d 20.2 d1 1.5 g 16.4 18.4 e 1.65 1.85 n 50 f 7.4 7.6 t 22.4 k0 2.55 2.75 p0 3.9 4.1 base qty. 2500 p1 7.9 8.1 bulk qty. 2500 p2 1.9 2.1 r40 t 0.25 0.35 w 15.7 16.3 a d b full radius g measured at hub c n reel dimensions 40mm min. access hole at sl ot location t tape slot in core for tape start 25 mm min. width am08851v2 packaging mechanical data LFXX 50/53 docid2574 rev 27 figure 24. to-220 dual gauge tube drawings (dimensions in mm) figure 25. to-220 single gauge tube drawings (dimensions in mm) docid2574 rev 27 51/53 LFXX ordering information 53 8 ordering information table 34. order codes packages output voltages to-220 to-220 (dual gauge) to-220fp dpak (tape and reel) ppak (tape and reel) lf15abdt-tr 1.5 v lf18cdt-tr lf18cpt-tr 1.8 v lf18cdt-try (1) 1. automotive grade products. 1.8 v lf18abdt-tr lf18abpt-tr 1.8 v lf25cdt-tr lf25cpt-tr 2.5 v lf25cdt-try (1) 2.5 v lf25abdt-tr 2.5 v lf25abdt-try (1) 2.5 v lf33cv lf33cv-dg lf33cdt-tr lf33cpt-tr 3.3 v lf33cdt-try (1) lf33cpt-try (1) 3.3 v lf33abv lf33abv-dg lf33abdt-tr 3.3 v lf50cv lf50cdt-tr lf50cpt-tr 5 v lf50cdt-try (1) lf50cpt-try (1) 5 v lf50abv lf50abv-dg lf50abp lf50abdt-tr lf50abpt-tr 5 v lf50abdt-try (1) 5 v lf60cv lf60cdt-tr 6 v lf60abv lf60abdt-tr 6 v lf80cdt-tr 8 v lf80cdt-try (1) 8 v lf80abdt-tr 8 v lf85cdt-tr lf85cpt-tr 8.5 v lf85cdt-try (1) lf85cpt-try (1) 8.5 v lf90cv lf90cpt-tr 9 v lf120cdt-tr 12 v lf120abv lf120abdt-tr 12 v revision history LFXX 52/53 docid2574 rev 27 9 revision history table 35. document revision history date revision changes 21-jun-2004 14 document updating. 24-may-2006 15 order codes updated. 02-apr-2007 16 order codes updated. 14-may-2007 17 order codes updated. 26-jul-2007 18 add table 1 in cover page. 26-nov-2007 19 modified: table 34 . 16-jan-2008 20 added new order codes for automotive grade products see table 34 on page 51 . 12-feb-2008 21 modified: table 34 on page 51 . 10-jul-2008 22 modified: table 34 on page 51 . 05-may-2010 23 added: table 29 on page 41 , fig 16, fig 17, fig 18 and fig 19. 16-nov-2010 24 modified: r thjc value for to-220 table 2 on page 7 . 10-feb-2012 25 added: order code lf33cv-dg and lf33abv-dg table 34 on page 51 . 09-mar-2012 26 added: order code lf50abv-dg table 34 on page 51 . 28-feb-2014 27 changed the part numbers LFXXab and LFXXc to LFXX. changed the title. removed table from cover page. removed pentawatt package from the figure in cover page, the description and figure 2 . updated the description . updated: table 2 , table 6 , table 8 , table 10 , table 13 , table 15 , table 17 , table 22 , table 25 and table 34 . changed title of figure 7 . updated mechanical data. docid2574 rev 27 53/53 LFXX 53 please read carefully: information in this document is provided solely in connection with st products. stmicroelectronics nv and its subsidiaries (?st ?) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described he rein at any time, without notice. all st products are sold pursuant to st?s terms and conditions of sale. purchasers are solely responsible for the choice, selection and use of the st products and services described herein, and st as sumes no liability whatsoever relating to the choice, selection or use of the st products and services described herein. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. i f any part of this document refers to any third party products or services it shall not be deemed a license grant by st for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoev er of such third party products or services or any intellectual property contained therein. unless otherwise set forth in st?s terms and conditions of sale st disclaims any express or implied warranty with respect to the use and/or sale of st products including without limitation implied warranties of merchantability, fitness for a particular purpose (and their equivalents under the laws of any jurisdiction), or infringement of any patent, copyright or other intellectual property right. st products are not designed or authorized for use in: (a) safety critical applications such as life supporting, active implanted devices or systems with product functional safety requirements; (b) aeronautic applications; (c) automotive applications or environments, and/or (d) aerospace applications or environments. where st products are not designed for such use, the purchaser shall use products at purchaser?s sole risk, even if st has been informed in writing of such usage, unless a product is expressly designated by st as being intended for ?automotive, automotive safety or medical? industry domains according to st product design specifications. products formally escc, qml or jan qualified are deemed suitable for use in aerospace by the corresponding governmental agency. resale of st products with provisions different from the statem ents and/or technical features set forth in this document shall immediately void any warranty granted by st for the st product or service described herein and shall not create or extend in any manner whatsoev er, any liability of st. st and the st logo are trademarks or register ed trademarks of st in various countries. information in this document supersedes and replaces all information previously supplied. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners. ? 2014 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - philippines - singapore - spain - swed en - switzerland - united kingdom - united states of america www.st.com |
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