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| data sheet, v 1.1, oct. 2005 tle4906h TLE4906L high precision hall-effect switch sensors
edition 2005-10 published by infineon technologies ag, st.-martin-strasse 53, 81669 mnchen, germany ? infineon technologies ag 2005. all rights reserved. attention please! the information given in this document shall in no event be regarded as a guarantee of conditions or characteristics (?beschaffenheitsgarantie?). with respect to any examples or hints given herein, any typical values stated herein and/or any information regarding the application of the device, infineon technologies hereby disclaims any and all warranties and liabilities of any kind, including without limitation warranties of non- infringement of intellectual property rights of any third party. information for further information on technology, delivery terms and conditions and prices please contact your nearest infineon technologies office ( www.infineon.com ). warnings due to technical requirements components may contain dangerous substances. for information on the types in question please contact your nearest infineon technologies office. infineon technologies components may only be used in life-support devices or systems with the express written approval of infineon technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. if they fail, it is reasonable to assume that the health of the user or other persons may be endangered. tle4906h TLE4906L revision history: 2005-10 v 1.1 previous version: 1.0 page subjects (major changes since last revision) 6 figure 1 correction of dimensions for package pg-sso-3-2 14 figure 6 correction of dimensions 15 figure 9 correction of dimensions 16 figure 10 correction of dimensions we listen to your comments any information within this document that you feel is wrong, unclear or missing at all? your feedback will help us to continuously improve the quality of this document. please send your proposal (including a reference to this document) to: feedback.sensors@infineon.com tle4906h TLE4906L data sheet 4 v 1.1, 2005-10 1 overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.1 features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.2 functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.3 pin configuration (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 general . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.1 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.2 circuit description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 operating range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5 electrical and magnetic parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 field direction definion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 6 timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 7.1 package marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 7.2 distance between chip and package surface . . . . . . . . . . . . . . . . . . . . . 14 7.3 package outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 pcb footprint for sc59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 type package tle4906h sc59 TLE4906L pg-sso-3-2 high precision hall-effect switch tle4906h sc59 sc59 pg-sso-3-2 data sheet 5 v 1.1, 2005-10 1overview 1.1 features ?2.7 v to 24 v supply voltage operation ? operation from unregulated power supply ? high sensitivity and high stability of the magnetic switching points ? high resistance to mechanical stress by active error compensation ? reverse battery protection (? 18 v) ? superior temperature stability ? peak temperatures up to 195c without damage ? low jitter (typ. 1 s) ? high esd performance ( 6 kv hbm) ? digital output signal ? smd package sc59 (sot23 compatible) - (tle4906h)) ? leaded package pg-sso-3-2 - (TLE4906L) 1.2 functional description the tle4906h and the TLE4906L are integrated circuit hall-effect sensors designed specifically for highly accurate applications. precise magnetic switching points and high temperature stability are achieved by active compensation circuits and chopper techniques on chip. tle4906h TLE4906L overview data sheet 6 v 1.1, 2005-10 1.3 pin configuration (top view) figure 1 pin definition and center of sensitive area table 1 pin definitions and functions sc59 pin no. symbol function 1 v s supply voltage 2 q output 3 gnd ground table 2 pin definitions and functions pg-sso-3-2 pin no. symbol function 1 v s supply voltage 2 gnd ground 3 q output center of sensitive area 1 0.15 1.5 0.15 0.8 2 3 3 2 1 pg-sso-3-2 sc59 0.1 1.35 0.1 2.08 tle4906h TLE4906L general data sheet 7 v 1.1, 2005-10 2 general 2.1 block diagram figure 2 block diagram 2.2 circuit description the chopped hall ic switch comprises a hall probe, bias generator, compensation circuits, oscillator, and output transistor. the bias generator provides currents for the hall probe and the active circuits. compensation circuits stabilize the temperature behavior and reduce technology variations. the active error compensation rejects offsets in signal stages and the influence of mechanical stress to the hall probe caused by molding and soldering processes and other thermal stresses in the package. this chopper technique together with the threshold generator and the comparator ensure high accurate magnetic switching points. ref chopped hall probe v s q gnd amplifier low pass filter comparator with hysteresis voltage regulator reverse polarity protected oscillator and sequencer bias and compensation circuits tle4906h TLE4906L maximum ratings data sheet 8 v 1.1, 2005-10 3 maximum ratings note: stresses above those listed here may cause permanent damage to the device. exposure to absolute maximum rating conditions for extended periods may affect device reliability. table 3 absolute maximum ratings t j = ? 40c to 150c parameter symbol limit values unit conditions min. max. supply voltage v s ? 18 ? 18 ? 18 18 24 26 v for 1 h, r s 200 ? for 5 min, r s 200 ? supply current through protection device i s ? 50 + 50 ma output voltage v q ? 0.7 ? 0.7 18 26 v for 5 min @ 1.2 k ? pull up continuous output current i q ? 50 + 50 ma junction temperature t j ? ? ? ? 155 165 175 195 c for 2000 h (not additive) for 1000 h (not additive) for 168 h (not additive) for 3 x 1 h (additive) storage temperature t s ? 40 150 c magnetic flux density b ? unlimited mt table 4 esd protection 1) 1) human body model (hbm) tests according to: eos/esd association standard s5.1-1993 and mil. std. 883d method 3015.7 parameter symbol limit values unit notes min. max. esd voltage v esd ? 6 kv hbm, r = 1.5 k ? , c = 100 pf t a = 25c tle4906h TLE4906L operating range data sheet 9 v 1.1, 2005-10 4 operating range table 5 operating range parameter symbol limit values unit conditions min. typ. max. supply voltage v s 2.7 ? 18 v output voltage v q ? 0.7 ? 18 v junction temperature t j ? 40 ? 150 c output current i q 0 ? 20 ma tle4906h TLE4906L electrical and magnetic parameters data sheet 10 v 1.1, 2005-10 5 electrical and magnetic parameters calculation of the ambient temperature (sc59 example) e.g. for v s = 12.0 v, i styp = 4 ma, v qsattyp = 0.3 v and i q = 20 ma : power dissipation: p dis = 54.0 mw. in t a = t j ? ( r thja p dis ) = 175c ? (100 k / w 0.054 w ) resulting max. ambient temperature: t a = 169.6c table 6 electrical characteristics 1) . 1) over operating range, unless otherwise specified. typical values correspond to vs =12 v and ta = 25c parameter symbol limit values unit conditions min. typ. max. supply current i s 2 4 6 ma v s = 2.7 v ... 18 v reverse current i sr 0 0.2 1 ma v s = ? 18 v output saturation voltage v qsat ? 0.3 0.6 v i q = 20 ma output leakage current i qleak ? 0.05 10 a for v q = 18 v output fall time t f ? 0.02 1 s r l = 1.2 k ? ; c l = 50 pf see: figure 3 ?timing definition? on page 12 output rise time t r ? 0.4 1 s chopper frequency f osc ? 320 ? khz switching frequency f sw 0 ? 15 2) 2) to operate the sensor at the max. switching frequency, the value of the magnetic signal amplitude must be 1.4 times higher than for static fields. this is due to the - 3 db corner frequency of the low pass filter in the signal path. khz delay time 3) 3) systematic delay between magnetic threshold reached and output switching t d ? 13 ? s output jitter 4) 4) jitter is the unpredictable deviation of the output switching delay t qj ? 1 ? s rms typical value for square wave signal 1 khz power-on time 5) 5) time from applying v s 2.7 v to the sensor until the output state is valid t pon ? 13 ? s v s 2.7 v thermal resistance 6) 6) thermal resistance from junction to ambient r thja ? 100 ? k/w sc59 ? ? 190 pg-sso-3-2 tle4906h TLE4906L electrical and magnetic parameters data sheet 11 v 1.1, 2005-10 note: typical characteristics specify mean values expected over the production spread. field direction definion positive magnetic fields related with south pole of magnet to the branded side of package. table 7 magnetic characteristics tle4906h and TLE4906L 1) parameter symbol t j [c] limit values unit notes min. typ. max. operate point b op ? 40 25 150 6.7 6.5 6.2 10.3 10.0 9.5 13.9 13.5 12.9 mt release point b rp ? 40 25 150 5.2 5.0 4.7 8.7 8.5 8.1 12.3 12.0 11.4 mt hysteresis b hys ? 40 25 150 ? 0.7 ? ? 1.5 ? ? 3.0 ? mt temperature compensation of magnetic thresholds tc ? ? - 350 ? ppm/c repeatability of magnetic thresholds 2) b rep ? 20 ? t rms typ. value for ? b / ? t > 12 mt/ms 1) over operating range, unless otherwise specified. typical values correspond to vs = 12 v. 2) b rep is equivalent to the noise constant tle4906h TLE4906L timing diagram data sheet 12 v 1.1, 2005-10 6 timing diagram figure 3 timing definition applied magnetic field 90% 10% v q t f t d t r t d b op b rp tle4906h TLE4906L package information data sheet 13 v 1.1, 2005-10 7 package information 7.1 package marking figure 4 marking tle4906h figure 5 marking TLE4906L aea03641 06 year (y) = 0...9 month (m) = 1...9, o - october n - november d - december y m year (y) = 0...9 calendar week (ww) = 01...5 2 yww 06l s tle4906h TLE4906L package information data sheet 14 v 1.1, 2005-10 7.2 distance between chip and package surface figure 6 distance chip sc59 to upper side of ic figure 7 distance chip pg-sso-3-2 to upper side of ic aea03244 branded side d: distance chip to upper side of ic sc59: d 0.545 ?.05 mm pg-sso-3-2 : 0.57 d : distance chip to upper side of ic mm ?.08 aea02510-1 hall-probe branded side d tle4906h TLE4906L package information data sheet 15 v 1.1, 2005-10 7.3 package outlines figure 8sc59 pcb footprint for sc59 the following picture shows a recommendation for the pcb layout. n figure 9 footprint sc59 (sot23 compatible) 3 x 0.4 +0.05 -0.1 m 0.1 0.95 0.95 (0.55) 3 ?.1 +0.2 2.8 -0.1 0.15 max. 1.1 ?.1 0.2 +0.1 +0.1 -0.0 5 0.15 0?...8? max. gps09473 0.45 ?.15 +0.15 -0.3 1.6 0.1 m 0.1 3 2 1 gps09473 reflow soldering wave soldering 0.8 0.8 1.2 0. 9 1. 3 0.9 0.8 0.8 1.2 1. 6 1. 4 min 1. 4 mi n tle4906h TLE4906L package information data sheet 16 v 1.1, 2005-10 figure 10 pg-sso-3-2 total tolerance at 10 pitches ? 1) no solder function area ?.3 ?.4 6.35 12.7 12.7 ? ?.5 -0.5 +0.75 4 ?.3 9 gpo05358 -0.15 ?.1 tape adhesive tape 0.25 0.39 ?.5 a 18 6 23.8 ?.5 38 max. -1 1 13 2 1.27 ?.25 1.27 ?.25 0.6 max. 0.4 ?.05 1) 1 max. 0.15 max. 1.9 max. 4.06 ?.08 4.16 ?.05 ?.08 3.29 3 ?.06 0.2 (0.25) x 45? 0.8 ?.1 7? x 45? ?.1 0.35 0.2 +0.1 7? (0.79) a 2 1.52 ?.05 note: you can find all of our packages, sorts of packing and others in our infineon internet page ?products?: http://www.infineon.com/products. dimensions in mm tle4906h TLE4906L notes data sheet 17 v 1.1, 2005-10 tle4906h TLE4906L notes data sheet 18 v 1.1, 2005-10 tle4906h TLE4906L notes data sheet 19 v 1.1, 2005-10 www.infineon.com published by infineon technologies ag |
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