1 major ratings and characteristics i f(av) rectangular waveform 20 a (per device) i frm @ t c = 133c 20 a (per leg) v rrm 80/90/100 v i fsm @ tp = 5 s sine 850 a v f @ 10 apk, t j = 125c 0.70 v t j range - 65 to 150 c characteristics values units description/ features this center tap schottky rectifier has been optimized for low reverse leakage at high temperature. the proprietary barrier technology allows for reliable operation up to 150 c junction temperature. typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse bat- tery protection. 150 c t j operation center tap to-220, d 2 pak and to-262 packages low forward voltage drop high purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance high frequency operation guard ring for enhanced ruggedness and long term reliability www.kersemi.com schottky rectifier 20 amp mbrb20...ctpbf mbr20...ct-1pbf i f(av) = 20amp v r = 80/ 100v case styles d 2 pak mbrb20...ctpbf mbr20...ct-1pbf to-262 anode 1 3 2 base common cathode 2 a node common cathode anode 1 3 2 base common cathode 2 a node common cathode
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 2 www.kersemi.com t j max. junction temperature range -65 to 150 c t stg max. storage temperature range -65 to 175 c r thjc max. thermal resistance 2.0 c/w dc operation junction to case (per leg) r thcs typical thermal resistance 0.50 c/w mounting surface, smooth and greased case to heatsink only for to-220 r thja max. thermal resistance 50 c/w dc operation junction to ambient for d 2 pak and to-262 wt approximate weight 2 (0.07) g (oz.) t mounting torque min. 6 (5) non-lubricated threads max. 12 (10) marking device mbrb20...ct case style d 2 pak mbr20...ct-1 case style to-262 thermal-mechanical specifications parameters values units conditions kg-cm (ibf-in) v fm max. forward voltage drop 0.80 v @ 10a (1) 0.95 v @ 20a 0.70 v @ 10a 0.85 v @ 20a i rm max. instantaneus reverse current 0.10 ma t j = 25 c (1) 6 ma t j = 125 c v f(to) threshold voltage 0.433 v t j = t j max. r t forward slope resistance 15.8 m c t max. junction capacitance 400 pf v r = 5v dc (test signal range 100khz to 1mhz) 25c l s typical series inductance 8.0 nh measured from top of terminal to mounting plane dv/dt max. voltage rate of change 10000 v/ s (rated v r ) electrical specifications parameters values units conditions rated dc voltage t j = 25 c t j = 125 c (1) pulse width < 300 s, duty cycle <2% i f(av) max. average forward (per leg) 10 a @ t c = 133 c, (rated v r ) current (per device) 20 i frm peak repetitive forward 20 a rated v r , square wave, 20khz current (per leg) t c = 133 c i fsm non repetitive peak 5 s sine or 3 s surge current rect. pulse surge applied at rated load conditions halfwave, single phase, 60hz i rrm peak repetitive reverse 0.5 a 2.0 sec 1.0 khz surge current e as non-repetitive avalanche energy 24 mj t j = 25 c, i as = 2 amps, l = 12 mh (per leg) absolute maximum ratings following any rated load condition and with rated v rrm applied a 150 80 90 100 voltage ratings parameters parameters values units conditions mbrb2080ctpbf mbrb2090ctpbf mbrb20100ctpbf mbr2080ct-1pbf mbr2090ct-1pbf MBR20100CT-1PBF 850 v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v)
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 3 www.kersemi.com fig. 2 - typical values of reverse current vs. reverse voltage (per leg) fig. 3 - typical junction capacitance vs. reverse voltage (per leg) fig. 4 - max. thermal impedance z thjc characteristics (per leg) fig. 1 - max. forward voltage drop characteristics (per leg) 0.0001 0.001 0.01 0.1 1 10 100 020406080100 r r 125c 100c 75c 50c 25c reverse current - i (ma) reverse voltage - v (v) t = 150c j 10 100 1000 020406080100 r t junction capacitance - c (pf) re ve rse vo lt a g e - v (v) t = 2 5 c j 0.01 0.1 1 10 0.00001 0.0001 0.001 0.01 0.1 1 10 thjc t , rectangular pulse duration (seconds) sing le pulse (thermal resistance) 1 thermal impedance z (c/ w) no t e s: 1. duty factor d = t / t 2. peak t = p x z + t 1 2 j thjc c dm d = 0.75 d = 0.50 d = 0.33 d = 0.25 d = 0.20 2 t 1 t p dm 1 10 100 0.20.40.60.8 1 1.21.41.61.8 f fm t = 150c t = 125c t = 25c j j j forward voltage drop - v (v) instantaneous forward current - i (a)
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 4 www.kersemi.com fig. 7 - max. non-repetitive surge current (per leg) fig. 5 - max. allowable case temperature vs. average forward current (per leg) fig. 6 - forward power loss characteristics (per leg) (2) formula used: t c = t j - (pd + pd rev ) x r thjc ; pd = forward power loss = i f(av) x v fm @ (i f(av) / d) (see fig. 6); pd rev = inverse power loss = v r1 x i r (1 - d); i r @ v r1 = rated v r 100 1000 10 100 1000 10000 fsm non-repetitive surge current - i (a) p at any rated load condition and with rated v applied following surg e rrm square wave pulse duration - t (mic rosec ) 0 2 4 6 8 10 0 2 4 6 8 10121416 dc average power loss - (watts) f(a v ) rm s li m i t average forward current - i (a) d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 100 110 120 130 140 150 0 2 4 6 8 10121416 dc allowable case temperature - (c) f( a v ) se e no te ( 2) average forward current - i (a) sq ua re wa ve (d = 0.50) rated v applied r
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 5 www.kersemi.com conform to jedec outline d 2 pak (smd-220) dimensions in millimeters and (inches) outlines table modified jedec outline to-262 dimensions in millimeters and (inches)
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 6 www.kersemi.com assembly lot code international rectifier logo lot code 1789 assembled on ww 19, 1999 this is a MBR20100CT-1PBF example: p = lead-free part number week 19 date code year 9 = 1999 part marking information d 2 pak to-262 dimensions in millimeters and (inches) tape & reel information mbrb20100ct this is a mbrb20100ctpbf lot code 8024 assembled on ww 02, 2000 assembly lot code logo international rectifier p = lead-free date code year 0 = 2000 week 02 part number
mbrb20...ctpbf, mbr20...ct-1pbf series bulletin pd-21019 rev. c 01/07 7 www.kersemi.com 1 - essential part number 2 - y b=d 2 pak 6 none y none = to-262 6 = -1 3 - current rating (20 = 20a) 4 - voltage ratings 5 - ct = essential part number 6 y none = d 2 pak 2 = b y -1 = to-262 2 none 7 - y none = tube (50 pieces) y trl = tape & reel (left oriented - for d 2 pak only) y trr = tape & reel (right oriented - for d 2 pak only) 8 - y none = standard production y pbf = lead-free (for to-262 and d 2 pak tube) y p = lead-free (for d 2 pak trr and trl) ordering information table device code 1 5 24 3 mbr b 20 100 ct -1 trl p 6 7 8 80 = 80v 90 = 90v 100 = 100v
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