characteristics 12cwq10fn units i f(av) rectangular 12 a waveform v rrm 150 v i fsm @ tp = 5s sine 210 a v f @6.0apk, t j = 125c 0.75 v (per leg) schottky rectifier 12 amp 12cwq150fn the 12cwq150fn surface mount, center tap, schottky rectifier has been designed for applications requiring low forward drop and small foot prints on pc board. typical applications are in disk drives, switching power supplies, converters, free-wheeling diodes, battery charging, and reverse battery protection. ? popular d-pak outline ? center tap configuration ? small foot print, surface mountable ? low forward voltage drop ? high frequency operation ? guard ring for enhanced ruggedness and long term reliability major ratings and characteristics desciption/features preliminary data sheet pd-2.549 04/97 t j -55 to 175 c case style d - pak outline (similar to to-252aa) dimensions in millimeters and inches cathode 4 anode cathode anode 1 2
12cwq150fn preliminary data sheet pd-2.549 04/97 part number 12cwq150fn v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v) voltage ratings 150 parameters 12cwq150fn 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 3.0 c/w dc operation to case r thja max. thermal resistance, junction 110 dc operation to ambient 50 pc board mounted print land = 20x20mm wt approximate weight 0.3(0.01) g (oz.) case style d-pak similar to to-252aa thermal-mechanical specifications c/w parameters 12cwq150fn units conditions v fm max. forward voltage drop 0.75 v @ 6.0a (per leg) (1) i rm max. reverse leakage current 0.05 ma t j = 25c (per leg) (1) 7.0 ma t j = 125c c t max. junction capacitance (per leg) 100 pf v r = 5v dc , ( test signal range 100khz to 1mhz),25 c l s typical series inductance (per leg) 5.0 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 = 125c v r = rated v r electrical specifications (1) pulse width < 300s, duty cycle < 2% parameters 12cwq150fn units conditions i f(av) max. average forward current 50% duty cycle @ t c = 123c, rectangular waveform i fsm max. peak one cycle non - repetitive 210 5s sine or 3s rect. pulse surge current (per leg) 42 10ms sine 0r 6ms rect. pulse absolute maximum ratings following any rated load condition and with rated v rrm applied a a 12
12cwq150fn preliminary data sheet pd-2.549 04/97 tape & reel information part marking information tr feed direction 4.1 (0.16) 3.9 (0.15) 2.1 (0.83) 1.9 (0.07) 12.1 (0.48) 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.4 (0.29) 2.6 (0.10) 1.5 (0.06) 7.6 (0.30) 11.9 (0.47) 1.85 (0.07) to-252aa tape & reel when ordering, indicate the part number, part orientation, and the quantity. quantities are in multiples of 2,000 pieces per reel for tr and multiples of 3,000 pieces per reel for both trl and trr. 13 (0.52) dia. dia. max. 375 (14.17) 50 (1.97) dia. 22.4 (0.88) 0.35 (0.01) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 0.25 (0.01) 6.8 (0.26) 7.0 (0.28) trr feed direction 4.1 (0.16) 3.9 (0.15) 2.1 (0.83) 1.9 (0.07) 8.1 (0.32) 1.85 (0.07) 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.4 (0.29) 2.6 (0.10) 1.5 (0.06) 7.6 (0.30) 7.9 (0.31) 0.35 (0.01) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 0.25 (0.01) 10.4 (0.41) 10.6 (0.42) dia. trl feed direction 4.1 (0.16) 3.9 (0.15) 2.1 (0.83) 1.9 (0.07) 8.1 (0.32) 1.85 (0.07) 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.4 (0.29) 2.6 (0.10) 1.5 (0.06) 7.6 (0.30) 7.9 (0.31) 0.35 (0.01) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 0.25 (0.01) 10.4 (0.41) 10.6 (0.42) dia. dia. dia. dia. dia. example: this is an 12cwq150fn 5k3a 12cwq150fn 9712 international rectifier logo part number date code (yyww) yy = year ww = week assembly lot code (k) (a) (a)
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