us2a thru us2m surface mount ultra fast rectifier reverse voltage - 50 to 1000 volts forward current - 2.0 ampere fea tures mechanical data case : jedec do-214aa molded plastic body t erminals : solder plated , solderable per mil-std-750, method 2026 polarity : color band denotes cathode end mounting position : any w eight :0.005 ounce, 0.138 grams the plastic package carries underwriters laboratory flammability classification 94v-0 for surface mounted applications ultra fast switching for high ef ficiency low reverse leakage built-in strain relief,ideal for automated placement high forward surge current capability high temperature soldering guaranteed: 250 c/10 seconds at terminals characteristic note: 1.reverse recovery condition i f =0.5a,i r =1.0a,irr=0.25a 2.measured at 1mhz and applied reverse voltage of 4.0v d.c. 3. p .c.b. mounted with 0.2x0.2 ? (5.0x5.0mm) copper pad areas maximum ra tings and electrical characteristics v v v symbols units a a v v rrm v rms v dc i (a v) i fsm v f 1.0 30.0 1.3 operating junction and storage temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l =90 peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 2.0a maximum dc reverse current t a =25 at rated dc blocking voltage t a =100 i r 5.0 100.0 c j t j , t stg 50.0 20.0 -65 to +150 pf t ypical thermal resistance (note 3) c/w t ypical junction capacitance (note 2) maximum reverse recovery time (note 1) t rr 50 75 ns us2a us2b us2d US2G us2j us2k us2m ratings at 25 c ambient temperature unless otherwise specified. single phase half-wave 60hz,resistive or inductive load,for capacitive load current derate by 20%. 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 800 560 800 1000 700 1000 1.0 1.7 a c c c c r j a dimensions in inches and (millimeters) smb ( do-214aa ) .0 3 0( 0 .7 6 ) .0 6 0( 1 .52) .0 9 6( 2 .4 4 ) . 0 84 ( 2. 1 3) . 2 0 0 (5. 0 8) . 2 20 ( 5.5 9 ) .0 0 8( . 20 3 ) . 0 02 ( .05 1 ) . 0 06 ( .15 2 ) .0 1 2(. 3 0 5 ) .1 6 0( 4 .06) . 18 5 (4. 7 0) . 1 30( 3 .3 0 ) .1 5 5( 3 .94) .08 3 (2. 1 1) .0 7 5( 1 .91)
us2a thru us2m ra tings and characteristic cur ves 2.0 1.6 1.2 0.8 0.4 0 0 25 50 75 100 125 150 175 50 40 30 20 10 0 0.2 0.6 1.0 1.4 1.8 2.0 0.1 1.0 10 100 0.01 0.1 1 10 100 100 10 1 0.1 reverse voltage,vol ts t,pulse dura tion,sec. fig. 5-typical junction cap acit ance fig. 6-typical transient thermal impedance fig. 3-typical inst ant aneous for w ard characteristics number of cycles a t 60 hz fig. 2-maximum non-repetitive peak for w ard surge current fig. 1- for w ard current dera ting cur ve , t n e r r u c d e i f i t c e r d r a w r o f e g a r e v a s e r e p m a d r a w r o f s u o e n a t n a t s n i s e r e p m a , t n e r r u c f p , e c n a t i c a p a c n o i t c n u j , t n e r r u c e g r u s d r a w r o f k a e p s e r e p m a inst ant aneous for w ard voleage, vol ts single phase half w ave 60hz resistive or inductive load 1 10 100 0.01 0.1 1 2 0 1 0 t j =25 c 1 10 100 200 0 20 40 60 80 100 1,000 100 10 1 0.1 0.01 tj=100 c tj=25 c percent of peak reverse voltage,% fig. 4-typical reverse characteristics , t n e r r u c e s r e v e r s u o e n a t n a t s n i s e r e p m a o r c i m , e c n a d e p m i l a m r e h t t n e i s n a r t w / c ambient tempera ture, c t j =25 c pulse width=300 m s 1%duty cycle 8.3ms single half sine-w a ve (jedec method) uf2a-uf2d uf2g uf2j-uf2m
|
