1 http:// www.sirectsemi.com power schottky rectifier - 20amp 65vol t features -plastic package has underwriters laborat ory flammability classifications 94v-0 -high junction temperature capability -low forward voltage, high current capability -high surge capacity -low power loss, high efficiency -halogen-free application -switching-mode power supply -solar-system control box absolute maximum ratings symbol ratings unit conditions i f(av) 20 a average forward current v rrm 65 v repetitive peak reverse voltage i fsm 150 a peak forward surge current v f 0.45 v forward voltage drop t j , t stg -50 to +150 o c operating and storage temperature electrical characteristics parameters symbol ratings conditions maximum instantaneous forward voltage v f 0.55v 0.45v per leg at i f = 10a tc = 25 o c tc = 125 o c maximum reverse leakage current i r 1.0ma per leg at v r = 65v tc = 25 o c typical thermal resistance,junction to case r (j-c) 2.2 o c/w 4.5 o c/w per leg to-220ab ito-220ab october 2011 / rev.6.7 e l e c t r o n i c sbl20u65cth/fcth
2 http:// www.sirectsemi.com average forward current amperes 0 2 6 10 175 ambient temperature (o c ) figure 1. forward current derating curve 4 150 125 100 75 50 25 8 peak forward surge current amperes number of cycles at 60hz figure 2. maximum non-repetitive surge current 100 50 20 10 5 2 1 0 60 150 90 120 30 8.3ms single half-sine-wave (jedec method) instantaneous reverse current, (ma) 0.01 0.1 1 10 100 1000 20 40 60 80 100 percent of rated peak reverse voltage, (%) figure 3. typical reverse characteristics 0 t j =25oc t j =75oc t j =125oc instantaneous forward current, (a) instantaneous forward voltage, volts figure 4. typical forward characteristics 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.1 1.0 10 100 t j = 1 2 5 o c t j = 2 5 o c t j = 7 5 o c capacitance, (pf) reverse voltage, volts figure 5. typical junction capacitance 0.1 1 4 10 100 10 100 1000 t j = 25o c f = 1mhz sbl20u65cth/fcth sirectifier global corp., delaware, u.s.a. u.s.a.: sgc@sirectsemi.com france: ss@sirectsemi.com taiwan: se@sirectsemi.com hong kong: hk@sirectsemi.com china: st@sirectsemi.com ? thailand: th@sirectsemi.com philippines: aiac@sirectsemi.com belize: belize@sirectsemi.com
3 http:// www.sirectsemi.com sbl20u65cth to-220ab b d e f h h i c n j g a m l k o a1 a2 k dimensions inches mm dim min max min max note a .579 .606 14.70 15.40 b .392 .411 9.95 10.45 c .114 .126 2.90 3.20 d .248 .272 6.30 6.90 e .325 .350 8.25 8.90 f .153 .173 3.90 4.40 g .492 .551 12.50 14.00 h .096 .108 2.45 2.75 i .028 .039 0.70 1.00 j .010 .022 0.25 0.55 k .146 .157 3.70 4.00 l .167 .187 4.25 4.75 m .045 .057 1.15 1.45 n .089 .114 2.25 2.90 o .047 .055 1.20 1.40 SBL20U65FCTH ito-220ab b d e f h h i c n j g a m l k o a 1 a2 k dimensions inches mm dim min max min max note a .577 .600 14.65 15.25 b .386 .406 9.80 10.30 c .106 .122 2.70 3.10 d .258 .274 6.55 6.95 e .315 .331 8.00 8.40 f .110 .161 2.80 4.10 g .508 .551 12.90 14.00 h .089 .106 2.25 2.70 i .020 .028 0.50 0.70 j .020 .028 0.50 0.70 k .120 .138 3.05 3.50 l .169 .185 4.30 4.70 m .039 .051 1.00 1.30 n .079 .112 2.00 2.85 o .043 .055 1.10 1.40 sbl20u65cth/fcth
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