HRW37F silicon schottky barrier diode for high frequency rectifying ade-208-161d (z) rev. 4 jan. 1995 features low forward voltage drop. (v f = 0.85v max) high reverse voltage. (v r = 90v max) full molded fin enables easy insulation from heat sink. ordering information type no. laser mark package code HRW37F HRW37F to-220fm pin arrangement 1 23 1 anode
2 cathode
3 anode 1 2 3
HRW37F 2 absolute maximum ratings (ta = 25c) * 1 item symbol value unit repetitive peak reverse voltage v rrm 90 v average forward current i o * 2 20 a non-repetitive peak forward surge current i fsm * 3 120 a junction temperature tj 125 c storage temperature tstg C40 to +125 c notes: 1. per one device 2. square wave, duty (1/2), tc = 95c, sum of two devices 3. half sine wave 10msec electrical characteristics (ta = 25c) * item symbol min typ max unit test condition forward voltage v f 0.85 v i f = 10a reverse current i r 4.0 ma v r = 90v thermal resistance rth (j-c) 2.5 c/w note: per one device 0 0.4 1.0 10 10 1.0 0.2 10 10 0.6 0.8 ? ? ? forward current i (a) f forward voltage v (v) f 10 2 10 ? 1.2 ta = 75 c ta = 25 c pulse test fig.1 forward current vs. forward voltage
HRW37F 3 reverse voltage v (v) r 0 40 10 10 10 reverse current i (a) r 100 20 10 10 60 80 ? ? ? ? ? 10 ? 1.0 ta = 75 c ta = 25 c pulse test fig.2 reverse current vs. reverse voltage reverse voltage v (v) r 1.0 10 2 10 10 10 capacitance c (pf) 10 f = 1mhz pulse tast 4 3 2 fig.3 capacitance vs. forward current
HRW37F 4 10 8 6 4 2 10 6 4 2 0 forward current i (a) forward power dissipation p (w) d 0 f 8 q = 60 q = 120 q = 180 d.c. per one device 360 i f q fig.4 forward power dissipation vs. forward current 10 8 6 4 2 100 60 40 20 0 reverse voltage v (a) reverse power dissipation p (w) d 0 r 80 d.c. q = 180 q = 120 q = 240 per one device 360 v r q fig.5 reverse power dissipation vs. reverse voltage
HRW37F 5 package dimensions 10.0 0.3 7.0 0.3 3.2 0.2 12.0 0.3 0.6 2.8 0.2 2.5 0.2 17.0 0.3 14.0 1.0 0.5 0.1 2.7 4.45 0.3 5.0 0.3 2.0 0.3 0.7 0.1 1.2 0.2 1.4 0.2 2.54 0.5 2.54 0.5 f 1 23 HRW37F lot no. hitachi code jedec code eiaj code weight (g) to-220fm 1.8 1 2 3 anode cathode anode unit: mm
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