superfast recovery rectifiers voltage - 50 to 8 00 volts current - 2.0 amperes features ? superfast recovery times-epitaxial construction ? low forward voltage, high current capability ? exceeds environmental standards of mil-s-19500/228 ? hermetically sealed ? low leakage ? high surge capability ? plastic package has underwriters laboratories flammability classification 94v-o utilizing flame retardant epoxy molding compound high temperature soldering : 260 ? / 10 seconds at terminals pb free product at available : 99% sn above meet rohs ? environment substance directive request mechanical data ? case: molded plastic, do-15 ? terminals: axial leads, solderable to mil-std-202, method 208 ? polarity: color band denotes cathode end ? mounting position: any ? weight: 0.015 ounce, 0.4 gram maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified. resistive or inductive load, 60hz. sf21g sf22g sf23g SF24G sf25g sf26g sf27g sf28g units maximum recurrent peak reverse voltage 50 100 150 200 300 400 600 800 maximum rms voltage 35 70 105 140 210 280 420 560 maximum dc blocking voltage 50 100 150 200 300 400 600 800 maximum average forward current .375"(9.5mm) lead length at ta=55 2.0 a peak forward surge current, ifm (surge): 8.3ms single half sine-wave superimposed on rated load(jedec method) 50.0 a maximum forward voltage at 2.0a dc 0.95 1.25 1.7 maximum dc reverse current at rated dc blocking voltage 5.0 ua maximum dc reverse current at rated dc blocking voltage ta=125 200 ua maximum reverse recovery time(note 1) 35.0 ns typical junction capacitance (note 2) 22 pf typical junction resistance(note 3) 40 /w operating and storage temperature range tj -55 to +150 notes: 1. reverse recovery test conditions: if=.5a, ir=1a, irr=.25a 2. measured at 1 mhz and applied reverse voltage of 4.0 vdc 3. thermal resistance from junction to ambient and from junction to lead length 0.375?(9.5mm) p.c.b. mounted do-15 unit:inch(mm) .034 (.86) .028 (.71) .140 (3.6) .104 (2.6) .300 (7.6) .230 (5.8) dia. dia. 1.0 (25.4) min. 1.0 (25.4) min. r ja symbols vrrm vrms vdc i(av) ifsm vf ir trr cj tj,tstg ir data sheet sf21g~sf28 g semiconductor http://www.yeashin.com 1 rev.02 20110725 c c c c c c v v v v
r atings and characteristic curves s f21g~sf 28 8 g r ating and characteristic curves f ig.2 maximum non-repeitive surge current n umber of cycles at 60hz , tnerrucegrusdrawrof serepma f ig.1 maximum average forward current rating a mbient temperature, c o d eificerdrawrofegareva serepmatnerruc . 2 .0 3.0 4.0 . 1.0 . . 0 0 20 40 60 80 100 120 140 160 180 s ingle phase, half-wave, 60hz resistive or inductive load .375" (9mm) lead lengths f ig.5 typical junction capacitance r everse voltage, volts f p,ecnaticapacnoitcnuj i nstantaneous forward voltage volts s erepmatnerrucdrawrofsuoenatnatsni 1 1 00 0 1.0 0.1 .01 0.4 0.8 1.2 1.6 2.0 2.4 2.8 0 t = 25 c j o 6 00-800v 50-200v 3 00-400v f ig.4 typical forward characteristics 6 0 50 40 30 20 10 1 2 5 1 0 20 50 100 6 0 50 40 30 2 0 1 0 0.1 0.5 1 5 10 20 50 100 200 500 1000 f ig.3 typical reverse characteristics p ercent of rated peak inverse voltge, volts , tnerrucesreversuoenatnatsvni serepmaorcim 1 000 1 00 1 0 1.0 0.1 20 40 60 80 100 120 t = 75 c j o t = 25 c j o t = 125 c j o h ttp://www.yeashin.com 2 rev.02 20110725
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