1 MBRF20200CT switchmode schottky power rectifier the switchmode power rectifier employs the schottky barrier principle in a large area metal ? to ? silicon power diode. state ? of ? the ? art geometry features epitaxial construction with oxide passivation and metal overlay contact. ideally suited for use as rectifiers in very low ? voltage, high ? frequency switching power supplies, free wheeling diodes and polarity protection diodes. features ? highly stable oxide passivated junction ? very low forward voltage drop ? matched dual die construction ? high junction temperature capability ? high dv/dt capability ? guardring for stress protection ? epoxy meets ul 94 v ? 0 @ 0.125 in ? electrically isolated. no isolation hardware required. ? pb ? free package is available* mechanical characteristics: ? case: epoxy, molded ? weight: 1.9 grams (approximately) ? finish: all external surfaces corrosion resistant and terminal leads are readily solderable ? lead temperature for soldering purposes: 260 c max. for 10 seconds device package shipping ordering information MBRF20200CT to ? 220 50 units/rail schottky barrier rectifier 20 amperes, 200 volts www.kersemi.com MBRF20200CTg to ? 220 (pb ? free) 50 units/rail 2 1 3 isolated to ? 220 case 221d style 3 3 1 2 marking diagram ayww b20200g a k a a = assembly location y = year ww = work week b20200 = device code g = pb ? free package aka = polarity designator
MBRF20200CT www.kersemi.com 2 rating symbol value unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 200 v average rectified forward current per leg (rated v r ) t c = 125 c per package i f(av) 10 20 a peak repetitive forward current, per leg (rated v r , square wave, 20 khz) t c = 90 c i frm 20 a nonrepetitive peak surge current (surge applied at rated load conditions halfwave, single phase, 60 hz) i fsm 150 a peak repetitive reverse surge current (2.0 s, 1.0 khz) i rrm 1.0 a operating junction temperature and storage temperature t j , t stg ? 65 to +150 c voltage rate of change (rated v r ) dv/dt 10,000 v/ s stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above t he recommended operating conditions is not implied. extended exposure to stresses above the recommended operating conditions may af fect device reliability. thermal characteristics (per leg) rating symbol value unit thermal resistance, junction ? to ? case r jc 3.5 c/w electrical characteristics (per leg) rating symbol max unit maximum instantaneous forward voltage (note 1) (i f = 10 amp, t c = 25 c) (i f = 10 amp, t c = 125 c) (i f = 20 amp, t c = 25 c) (i f = 20 amp, t c = 125 c) v f 0.9 0.8 1.0 0.9 v maximum instantaneous reverse current (note 1) (rated dc voltage, t c = 25 c) (rated dc voltage, t c = 125 c) i r 1.0 50 ma dynamic characteristics (per leg) capacitance (v r = ? 5.0 v, t c = 25 c, freq. = 1.0 mhz) c t 500 pf 1. pulse test: pulse width = 300 s, duty cycle 2.0% figure 1. typical forward voltage (per leg) 100 70 50 20 10 7 5 2 1 0.2 0.4 0.6 0.8 1 t j = 125 c t j = 100 c t j = 25 c v f , instantaneous voltage (volts) t j = 150 c i , instaneous forward current (amp) f i , reverse current ( a) r v r , reverse current (volts) 10,000 1,000 100 10 1 0.1 0.01 20 40 60 80 100 120 140 160 180 200 t j = 125 c t j = 100 c t j = 150 c t j = 25 c figure 2. typical reverse current (per leg) 0
MBRF20200CT www.kersemi.com 3 test condition for isolation test* fully isolated package leads heatsink 0.110 min figure 3. mounting position *measurement made between leads and heatsink with all leads shorted together. mounting information clip heatsin k figure 4. typical mounting technique clip ? mounted
MBRF20200CT 4 package dimensions to ? 220 fullpak case 221d ? 03 issue j style 3: pin 1. anode 2. cathode 3. anode dim a min max min max millimeters 0.617 0.635 15.67 16.12 inches b 0.392 0.419 9.96 10.63 c 0.177 0.193 4.50 4.90 d 0.024 0.039 0.60 1.00 f 0.116 0.129 2.95 3.28 g 0.100 bsc 2.54 bsc h 0.118 0.135 3.00 3.43 j 0.018 0.025 0.45 0.63 k 0.503 0.541 12.78 13.73 l 0.048 0.058 1.23 1.47 n 0.200 bsc 5.08 bsc q 0.122 0.138 3.10 3.50 r 0.099 0.117 2.51 2.96 s 0.092 0.113 2.34 2.87 u 0.239 0.271 6.06 6.88 ? b ? ? y ? g n d l k h a f q 3 pl 123 m b m 0.25 (0.010) y seating plane ? t ? u c s j r notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch 3. 221d-01 thru 221d-02 obsolete, new standard 221d-03.
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