schottky rectifier 80 amp 89cnq.. series pd-2.495 rev. a 09/99 www.irf.com 1 case styles d61-8 d61-8-sm d61-8-sl 89cnq... 89cnq...sm 89cnq...sl major ratings and characteristics i f(av) rectangular 80 a waveform v rrm 135 to 150 v i fsm @ tp = 5 s sine 5000 a v f @ 40 apk, t j = 125 c 0.69 v (per leg) t j range - 55 to 175 c characteristics 89cnq... units the 89cnq center tap schottky rectifier module has been optimized for very low forward voltage drop, with moderate leakage. the proprietary barrier technology allows for reliable operation up to 175c junction temperature. typical applications are in switching power supplies, converters, free wheeling diodes, and reverse battery protection. 175 c t j operation center tap module high purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance low forward voltage drop high frequency operation guard ring for enhanced ruggedness and long term reliability low profile, small footprint, high current package description/features
89cnq... series 2 pd-2.495 rev. a 09/99 www.irf.com i f(av) max. av.forward current (per leg) 40 a 50% duty cycle @ t c = 130c, rectangular wave form see fig. 5 (per device ) 80 (rated v r ) i fsm max. peak one cycle non-repetitive 5000 5s sine or 3s re ct. pulse surge current (per leg) see fig. 7 590 10ms sine or 6ms rect. pulse e as non-repetitive avalanche energy 290 mj t j = 25 c, i as = 1 amps, l = 18 mh (per leg) i ar repetitive avalanche current 1.0 a current decaying linearly to zero in 1 sec (per leg) frequency limited by t j max. v a = 1.5 x v r typical following any rated load condition and with rated vr applied electrical specifications part number 89CNQ135 89cnq150 v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v) voltage ratings absolute maximum ratings parameters 89cnq units conditions a v fm max. forward voltage drop 0.99 v @ 40a (per leg) see fig. 1 (1) 1.14 v @ 80a 0.69 v @ 40a 0.78 v @ 80a i rm typical reverse leakage current 1.5 ma t j = 25 c (per leg) see fig. 2 (1) 21 ma t j = 125 c c t max. junction capacitance (per leg) 866 pf v r = 5v dc , (test signal range 100khz to 1mhz) 25c l s typical series inductance (per leg) 5.5 nh measured lead to lead 5mm from package body dv/dt max. voltage rate of change 10,000 v/ s (rated v r ) t j = 25 c t j = 125 c v r = rated v r parameters 89cnq units conditions t j max. junction temperature range -55 to 175 c t stg max. storage temperature range -55 to 175 c r thjc max. thermal resistance junction 0.85 c/w dc operation to case (per leg) r thjc max. thermal resistance junction 0.42 c/w dc operation to case (per package) r thcs typical thermal resistance, case 0.30 c/w mounting surface , smooth and greased to heatsink (d61-8 only) wt approximate weight 7.8 (0.28) g (oz.) t mounting torque min. 40 (35) (d61-8 only) max. 58 (50) thermal-mechanical specifications kg-cm (ibf-in) parameters 89cnq units conditions (1) pulse width < 300s, duty cycle <2% 135 150
89cnq... series 3 pd-2.495 rev. a 09/99 www.irf.com 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) fig. 2 - typical values of reverse current vs. reverse voltage (per leg) 1 10 100 1000 0 0.3 0.6 0.9 1.2 1.5 f fm forward voltage drop - v (v) in st ant ane ous f or ward curre nt - i (a) t = 175c t = 125c t = 25c j j j 0.001 0.01 0.1 1 10 100 1000 0 30 60 90 120 150 r r 150 c 125 c 100 c 75 c 50 c 25 c reverse current - i (ma) reverse voltage - v (v) t = 175 c j 100 1000 10000 0 306090120150 r t junction capacitance - c (pf) reverse voltage - v (v) t = 25 c j 0.001 0.01 0.1 1 0.00001 0.0001 0.001 0.01 0.1 1 10 100 th j c t , rectangular pulse duration (seconds) single pulse (thermal resistance) 1 ther mal 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
89cnq... series 4 pd-2.495 rev. a 09/99 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. 8 - unclamped inductive test circuit fig. 6 - forward power loss characteristics (per leg) free-wheel diode 40hfl40s02 current monitor high-speed switch irfp460 l dut rg = 25 ohm vd = 25 volt + (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 80 90 100 110 120 130 140 150 160 170 180 0 102030405060 dc allowable case temperature - ( c) f(av) see note (2) average forward current - i (a) square wave (d = 0.50) rated v applied r 0 10 20 30 40 0 102030405060 dc average power loss - (watts) f(av) rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 average forward current - i (a) 100 1000 10000 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)
89cnq... series 5 pd-2.495 rev. a 09/99 www.irf.com outline t able outline d61-8-sm dimensions are in millimeters and (inches) outline d61-8 dimensions are in millimeters and (inches)
89cnq... series 6 pd-2.495 rev. a 09/99 www.irf.com outline t able 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 data and specifications subject to change without not i ce. outline d61-8-sl dimensions are in millimeters and (inches) foot print
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