schottky rectifier 30 amp mbr30...ct mbrb30...ct mbr30...ct-1 pd-20716 rev. a 12/99 1 www.irf.com major ratings and characteristics i f(av) rectangular waveform 30 a (per device) i frm @ t c = 123c 30 a (per leg) v rrm 35/45 v i fsm @ tp = 5 s sine 1020 a v f @ 20 apk, t j = 125c 0.6 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 battery 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 case styles mbr30...ct mbrb30...ct mbr30...ct-1 to-220 d 2 pak to-262
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev.a 12/99 2 www.irf.com mbr3035ct MBR3045CT mbrb3035ct mbrb3045ct mbr3035ct-1 MBR3045CT-1 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 1.5 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) thermal-mechanical specifications parameters values units conditions kg-cm (ibf-in) v fm max. forward voltage drop 0.76 v @ 30a t j = 25 c (1) 0.6 v @ 20a 0.72 v @ 30a i rm max. instantaneus reverse current 1 ma t j = 25 c (1) 100 ma t j = 125 c v f(to) threshold voltage 0.29 v t j = t j max. r t forward slope resistance 13.6 m w c t max. junction capacitance 800 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 10,000 v/ s (rated v r ) electrical specifications parameters values units conditions rated dc voltage t j = 125 c (1) pulse width < 300s, duty cycle <2% i f(av) max. average forward (per leg) 15 a @ t c = 123 c, (rated v r ) current (per device) 30 i frm peak repetitive forward 30 a rated v r , square wave, 20khz current (per leg) t c = 123 c i fsm non repetitive peak 1020 5s sine or 3s surge current rect. pulse surge applied at rated load conditions halfwave, single phase, 60hz i rrm peak repetitive reverse 2.0 a 2.0 sec 1.0 khz surge current absolute maximum ratings parameters values units conditions following any rated load condition and with rated v rrm applied a 200 v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v) 35 45 voltage ratings parameters
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev. a 12/99 3 www.irf.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) 1 10 100 0 0.3 0.6 0.9 1.2 1.5 f fm t = 150c t = 125c t = 25c j j j forward voltage drop - v (v) instantaneous forward c urrent - i (a) 100 1000 0 1020304050 r t junction capacitance - c (pf) rev erse v olt ag e - v (v) t = 25c j 0.001 0.01 0.1 1 10 100 1000 0 1020304050 r r 125c 100c 75c 50c 25c reverse current - i (ma) re ve rse vo lt ag e - v (v) t = 150c j 0.01 0.1 1 10 0.00001 0.0001 0.001 0.01 0.1 1 10 100 thjc t , rectangular pulse duration (seconds) single pulse (thermal resistance) 1 thermal impedance z (c/w) notes: 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
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev.a 12/99 4 www.irf.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 100 110 120 130 140 150 0 5 10 15 20 25 dc allowable case temperature - (c) f(av) see note (2) average forward current - i (a) square w ave (d = 0.50) rated v applied 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 surge rrm square wave pulse duration - t (microsec) 0 3 6 9 12 15 0 5 10 15 20 25 dc average power loss - (watts) f(av) rms lim it d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 average forward current - i (a)
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev. a 12/99 5 www.irf.com 3.78 (0.15) 3.54 (0.14) 10.54 (0.41) max. dia. 15.24 (0.60) 14.84 (0.58) 2.92 (0.11) 2.54 (0.10) 1 term 2 14.09 (0.55) 13.47 (0.53) 3.96 (0.16) 3.55 (0.14) 0.94 (0.04) 0.69 (0.03) 4.57 (0.18) 4.32 (0.17) 3 0.61 (0.02) max. 5.08 (0.20) ref. 1.32 (0.05) 1.22 (0.05) 6.48 (0.25) 6.23 (0.24) 2 0.10 (0.004) 1.40 (0.05) 1.15 (0.04) 2.89 (0.11) 2.64 (0.10) 1 3 2.04 (0.080) max. 2 2 dimensions in millimeters and (inches) conform to jedec outline to-220ab 2 base comm on ca th ode 12 3 anode comm on ca th ode anode 12 ordering infor mation table device code 1 5 24 3 1 - essential part number 2 - b = surface mount none = to-220 3 - current rating 4 - voltage code: code = v rrm 5 - ct= essential part number 6 - -1 = to-262 none = to-220 35 = 35v 45 = 45v mbrb 3045ct-1 6 outline table
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev.a 12/99 6 www.irf.com tr r feed dir ection tr l feed direction 10 .90 (0.429) 10 .70 (0.421) 16 .10 (0.6 34) 15 .90 (0.6 26) 1.75 (0.06 9) 1.25 (0.04 9) 1.85 (0 .07 3) 1.65 (0 .06 5) 4.10 (0.161) 3.90 (0.153) 1.60 (0.063) 1.50 (0.059) dia. 1.60 (0.063) 1.50 (0.059) dia. 11 .60 (0.457) 11 .40 (0.449) 15.42 (0.6 09) 15.22 (0.6 01) 4.72 (0.18 6) 4.52 (0.17 8) 24 .30 (0 .957) 23 .90 (0 .941) 0.368 (0.014 5) 0.342 (0.013 5) 360 (1 4.173) dia. max. 26.40 (1.0 39) 24.40 (0.9 61) 13.50 (0.5 32) 12.80 (0.5 04) dia. 60 (2.36 2) dia. min . smd-220 tape & reel when ordering, indicate th e part number, part orientation, and the quantity. qu antitie s are in multiples of 800 p iece s per reel fo r bo th trl and tr r. 10.16 (0.40) ref . 8.89 (0.35) 4.57 (0.18) 4.32 (0.17) 0.61 (0.02) m ax . 5.08 (0.20) r ef. 1.32 (0.05) 1.22 (0.05) 13 6.47 (0.25) 6.18 (0.24) 93 re f. 2.61 (0.10) 2.32 (0.09) 5.2 8 (0 .2 1) 4.7 8 (0 .1 9) 4.6 9 (0 .1 8) 4.20 (0.16) 0.55 (0.02) 0.46 (0.02) 14.73 (0.58) 15.49 (0.61) 1.4 0 (0 .0 55 ) 1.1 4 (0 .0 45 ) 3x 0.93 (0.37) 0.69 (0.27) 2x 11.43 (0.45) 17.78 (0.70) 8.89 (0.35) 3.81 (0.15) 2.08 (0.08) 2x 2.54 (0.10) 2x minimum recommended footprint 2 dimensions in millimeters and (inches) tape & reel information outline table dimensions in millimeters and (inches) conform to jedec outline d 2 pak (smd-220) 2 base comm on ca th ode 12 3 anode comm on ca th ode anode 12
mbr30...ct, mbrb30...ct, mbr30...ct-1 pd-20716 rev. a 12/99 7 www.irf.com outline table dimensions in millimeters and (inches) modified jedec outline to-262 2 base comm on ca th ode 12 3 anode comm on ca th ode anode 12 world headquarters: 233 kansas st., el segundo, california 90245 u.s.a. tel: (310) 322 3331. fax: (310) 322 3332. european headquarters: hurst green, oxted, surrey rh8 9bb, u.k. tel: ++ 44 1883 732020. fax: ++ 44 1883 733408. ir canada: 15 lincoln court, brampton, markham, ontario l6t3z2. tel: (905) 453 2200. fax: (905) 475 8801. ir germany: saalburgstrasse 157, 61350 bad homburg. tel: ++ 49 6172 96590. fax: ++ 49 6172 965933. ir italy: via liguria 49, 10071 borgaro, torino. tel: ++ 39 11 4510111. fax: ++ 39 11 4510220. ir far east: k&h bldg., 2f, 30-4 nishi-ikebukuro 3-chome, toshima-ku, tokyo, japan 171. tel: 81 3 3983 0086. ir southeast asia: 1 kim seng promenade, great world city west tower,13-11, singapore 237994. tel: ++ 65 838 4630. ir taiwan: 16 fl. suite d.207, sec. 2, tun haw south road, taipei, 10673, taiwan. tel: 886 2 2377 9936. http://www.irf.com fax-on-demand: +44 1883 733420 data and specifications subject to change without noti ce.
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