features low forward voltage drop fast switching for high efficiency high current capability case: fully isolated to-220fp fullpak plastic high surge current capability weight: 2.0 gram approxiamtely polarity: as marked on diode body method 208 mounting position: any terminals: solderable per mil-std-202 mechanical data low reverse leakage current epoxy: ul 94v-0 rate flame retardant ito-220ab ? FCH20A045 thru fch20a20 pb free plating product FCH20A045/fch20a06/fch20a10/fch20a15/fch20a20 application automotive inverters and solar inverters plating power supply,smps and ups car audio amplifiers and sound device systems pb 20.0 ampere insulated dual common cathode schottky barrier rectifiers .189(4.8) .406(10.3) .130(3.3) .114(2.9) .071(1.8) .055(1.4) .035(0.9) .011(0.3) (2.55) (2.55) .1 .1 .032(.8) .112(2.85) .272(6.9) .606(15.4) .543(13.8) .161(4.1)max .134(3.4) .165(4.2) .381(9.7) .114(2.9) .098(2.5) .055(1.4) .039(1.0) max .100(2.55) .248(6.3) .583(14.8) .512(13.0) .118(3.0) unit : inch (mm) ? 2006 thinki semiconductor co., ltd. http://www.thinkisemi.com/ page 1/2 rev.07 positive negative doubler common cathode case case case common anode prefix "kch" tandem polarity case series tandem polarity suffix "krh" suffix "kdh" suffix "ksh" v rrm 45 60 100 150 200 v v rms 31 42 70 105 140 v v dc 45 60 100 150 200 v i f(av) a i rrm 1a 0.80 0.80 0.85 0.57 0.70 0.75 0.84 0.95 0.95 0.72 0.85 0.85 15 10 5 dv/dt v/ s r jc t j t stg v 1.5 note 1: tp = 2.0 s, 1.0khz isolation voltage from terminals to heatsink with t=1.0 min v ac 0.95 1500 maximum instantaneous forward voltage (note 2) i f = 10 a, t j =25 i f = 10 a, t j =125 i f = 20 a, t j =25 i f = 20 a, t j =125 v f voltage rate of change (rated v r ) note 2: pulse test with pw=300 s, 1% duty cycle typical thermal resistance operating junction temperature range - 55 to +150 storage temperature range - 55 to +150 3.5 10000 maximum reverse current @ rated vr t j =25 t j =125 i r 0.1 2 1.05 ma peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load i fsm 150 a peak repetitive reverse surge current (note 1) 0.5 peak repetitive forward current (rated vr, square wave, 20khz) i frm 20 a v 0.95 0.85 maximum dc blocking voltage marking code maximum average forward rectified current 20 unit maximum repetitive peak reverse voltage maximum rms voltage maximum ratings and electrical characteristics (t a =25 unless otherwise noted) parameter symbol kch20a045 kch 20a20 kch 20a045 kch 20a06 kch 20a10 kch 20a15 kch20a06 kch20a10 kch20a15 kch20a20 j / w j j
? 2006 thinki semiconductor co., ltd. http://www.thinkisemi.com/ page 2/2 rev.07 ? FCH20A045 thru fch20a20 (ta=25 unless otherwise noted) ratings and characteristics curves 0 5 10 15 20 25 50 60 70 80 90 100 110 120 130 140 150 average forward a current (a) case temperature ( o c) fig.1 forward current derating curve resistive or inductiveload with heatsink 0 25 50 75 100 125 150 1 10 100 peak forward surge current (a) number of cycles at 60 hz fig. 2 maximum non-repetitive forward surge current per leg 8.3ms single half sine wave jedec method 0.001 0.01 0.1 1 10 100 0 20 40 60 80 100 120 140 instantaneous reverse c urrent (ma) percent of rated peak reverse voltage (%) fig. 4 typical reverse characteristics per leg tj=75 tj=125 tj=25 kch20a045 kch20a06-kch20a20 0.1 1 10 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 instantaneous forward current (a) forward voltage (v) fig. 3 typical forward characteristics per leg pulse width=300 s 1% duty cycle kch20a15-kch20a20 kch20a10 kch20a06 kch20a045 100 1000 10000 0.1 1 10 100 junction capacitance (pf) a reverse voltage (v) fig. 5 typical junction capacitance per leg f=1.0mhz vsig=50mvp-p kch20a045 kch20a06-kch20a20 0.1 1 10 100 0.01 0.1 1 10 100 transient thermal impedance ( /w) t-pulse duration(s) fig. 6 typical transient thermal impedance per leg
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