us2af - US2MF surface mount ultra fast rectifier f eatures ? g lass passivated die construction ? super - fast recovery time for high efficiency ? low forward voltage drop and high current capability ? ideally suited for automated assembly ? plastic material: ul flammability classification rating 94v -0 m echanical data ? c ase: smaf molded plastic ? terminals: pure tin plated, lead free ? polarity: indicated by cathode band ? weight: 27mg (approx.) max im um ratings an d e l ec t ri ca l c harac teris t ics ra tings at 25 c ambient temperature unless otherwise specified. s ingle phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20%. p ara m ete r s ym bo l us2 af us2 bf us2 df us2 gf us2 jf us2 kf us2 mf un it maximum repetitive peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v m aximum dc blocking voltage v dc 50 100 200 400 600 800 100 0 v m aximum average forward rectified current at t a = 75 c i f (av) 2. 0 a p eak forward surge current 8.3ms single half sine - wave superimposed on rated load (jedec ) i fsm 50.0 a ma ximum in stantaneous forward voltage at 2 a v f 1. 0 1.4 1.7 v maximum dc reverse curren t at rated dc blocking voltage t a = 25 c t a =1 00 c i r 5. 0 50.0 a ma ximum reverse recovery time (n ote1) t rr 50 75 ns typical junction capacitance (n ote 2) c j 20.0 pf maximum thermal resistance (note 3) r jl 50.0 c /w o perating and storage temperature range t j , t s - 50 to + 150 c n ote: 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 ?guangdong hottech industrial co.,ltd e- mail:hkt@heketai.com 1 / 3 smaf cathode
us2af - US2MF surface mount ultra fast rectifier typical characteristics ?guangdong hottech industrial co.,ltd e- mail:hkt@heketai.com 2 / 3 2.01.6 1.2 0.8 0.4 0 0 25 50 75 100 125 150 175 5040 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,volts t,pulse duration,sec. fig. 5-typical junction capacitance fig. 6-typical transient thermal impedance fig. 3-typical instantaneous forward characteristics number of cycles at 60 hz fig. 2-maximum non-repetitive peak forward surge current fig. 1- forward current derating curve average forward rectified current, amperes instantaneous forward current,amperes junction capacitance, pf peak forward surge current, amperes instantaneous forward voltage, volts single phase half wave 60hz resistive or inductive load 1 10 100 0.01 0.1 1 2010 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 instantaneous reverse current, microamperes transient thermal impedance, c/w ambient temperature, c t j =25 c pulse width=300 s 1%duty cycle 8.3ms single half sine-wave (jedec method) us2af-us2df us2gf us2jf-US2MF
us2af - US2MF surface mount ultra fast rectifier ?guangdong hottech industrial co.,ltd e- mail:hkt@heketai.com 3 / 3 a c all round v a m e unit mm 1.1 0.20 3.7 2.7 4.9 0.9 0.12 3.3 2.4 4.4 7 max min mil max min 43 35 7.9 4.7 146 130 106 94 193 173 a c d e h e 1.6 1.3 63 51 e bottom view h e g top view 1.2 0.8 47 31 g g all round e d a e pad pad package outline dimensions smaf
|
