schottky rectifier 40 amp bulletin pd-20544 rev. d 07/06 1 www.irf.com this center tap schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. the propri- etary 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 configuration very 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 description/ features major ratings and characteristics i f(av) rectangular 40 a waveform v rrm 45 v i fsm @ tp = 5 s sine 1240 a v f @ 20 apk, t j = 125c 0.48 v (per leg) t j range - 55 to 150 c characteristics values units 40ctq045 40ctq045s 40ctq045-1 case styles 40ctq... 40ctq... s 40ctq... -1 to-220 d 2 pak anode 1 3 2 base common cathode 2 a node common cathode 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 i f(av) = 40amp v r = 45v
40ctq045, 40ctq045s, 40ctq045-1 2 bulletin pd-20544 rev. d 07/06 www.irf.com v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v) voltage ratings absolute maximum ratings parameters values units conditions i f(av) max. average forward (per leg) 20 a 50% duty cycle @ t c = 116c, rectangular wave form current * see fig. 5 (per device) 40 i fsm max. peak one cycle non-repetitive 1240 5 s sine or 3 s rect. pulse surge current (per leg) * see fig. 7 350 10ms sine or 6ms rect. pulse e as non-repetitive avalanche energy 20 mj t j = 25 c, i as = 3 amps, l = 4.40 mh (per leg) i ar repetitive avalanche current 3 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 a t j max. junction temperature range -55 to 150 c t stg max. storage temperature range -55 to 150 c r thjc max. thermal resistance junction 2.0 c/w dc operation to case (per leg) r thjc max. thermal resistance junction 1.0 c/w dc operation to case (per package) r thcs typical thermal resistance, case 0.50 c/w mounting surface , smooth and greased to heatsink (only for to-220) wt approximate weight 2 (0.07) g (oz.) t mounting torque min. 6 (5) max. 12 (10) thermal-mechanical specifications kg-cm (ibf-in) parameters values units conditions v fm max. forward voltage drop 0.53 v @ 20a (per leg) * see fig. 1 (1) 0.68 v @ 40a 0.48 v @ 20a 0.67 v @ 40a i rm max. reverse leakage current 3 ma t j = 25 c (per leg) * see fig. 2 (1) 115 ma t j = 125 c v f(to) threshold voltage 0.27 v t j = t j max. r t forward slope resistance 8.72 m c t max. junction capacitance(per leg) 2800 pf v r = 5v dc , (test signal range 100khz to 1mhz) 25c l s typical series inductance (per leg) 8.0 nh measured lead to lead 5mm from package body dv/dt max. voltage rate of change 10000 v/ s (rated v r ) t j = 25 c t j = 125 c electrical specifications (1) pulse width < 300 s, duty cycle <2% v r = rated v r parameters values units conditions 45 parameters 40ctq045 40ctq045s 40ctq045-1 following any rated load condition and with rated v rrm applied
3 bulletin pd-20544 rev. d 07/06 www.irf.com 40ctq045, 40ctq045s, 40ctq045-1 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 characteris- tics (per leg) 1 10 100 1000 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 instantaneous forward current - i (a) t = 150c t = 125c t = 25c j j j f fm forward voltage drop - v (v) 0.001 0.01 0.1 1 10 100 1000 0 5 10 15 20 25 30 35 40 45 r r 125c 100c 75c 50c 25c reverse current - i (ma) t = 150c j reverse voltage - v (v) 100 1000 10000 0 1020304050 t = 25c j r t junction capacitance - c (pf) reverse volta g e - v (v) 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 ( th e r m a l re si st a n c e ) 1 thermal impedance z (c/w) d = 0.75 d = 0.50 d = 0.33 d = 0.25 d = 0.20 notes: 1. duty fac tor d = t / t 2. pea k t = p x z + t 1 2 c thjc dm j 2 t 1 t p dm
40ctq045, 40ctq045s, 40ctq045-1 4 bulletin pd-20544 rev. d 07/06 www.irf.com fig. 8 - unclamped inductive test circuit (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 = 10 v 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) free- w heel diode 40hfl40s 02 c urrent monitor hig h- speed switch irfp460 l dut rg = 25 ohm vd = 25 volt + 100 105 110 115 120 125 130 135 140 145 150 0 5 10 15 20 25 30 dc allowable case temperature - (c) f( a v ) average forward current - i (a) see note (2) sq u a r e w a v e ( d = 0 . 5 0 ) 80% rated v applied r 0 2 4 6 8 10 12 14 16 18 0 5 10 15 20 25 30 dc average power loss - (watts) f( a v ) rm s li m i t 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 app lied following surge rrm sq ua re wa ve pulse dura tion - t (m ic rosec )
5 bulletin pd-20544 rev. d 07/06 www.irf.com 40ctq045, 40ctq045s, 40ctq045-1 conform to jedec outline to-220ab outline table conform to jedec outline d 2 pak (smd-220) dimensions in millimeters and (inches)
40ctq045, 40ctq045s, 40ctq045-1 6 bulletin pd-20544 rev. d 07/06 www.irf.com outline table modified jedec outline to-262 dimensions in millimeters and (inches) dimensions in millimeters and (inches) tape & reel information
7 bulletin pd-20544 rev. d 07/06 www.irf.com 40ctq045, 40ctq045s, 40ctq045-1 international rectifier assembly lot code example: in the assembly line "c" assembled on ww 19, 2000 lot code 1789 logo line c part number week 19 year 0 = 2000 date code this is a 40ctq045 assembly lot code international rectifier logo example: lot code 1789 assembled on ww 19, 2002 in assembly line "c" year 2 = 2002 part number line c week 19 date code this is a 40ctq045-1 assembled on ww 02, 2003 lot code 8024 in assembly line "c" logo lot code assembly rectifier international week 02 year 3 = 2003 date code line c part number this is a 40ctq045s 40ctq045s part marking information d 2 pak to-262 to-220
40ctq045, 40ctq045s, 40ctq045-1 8 bulletin pd-20544 rev. d 07/06 www.irf.com data and specifications subject to change without notice. this product has been designed and qualified for industrial level. qualification standards can be found on ir's web site. ordering information table 40 c t q 045 s trl - device code 1 5 2 4 3 6 1 - current rating (40a) 2 - circuit configuration c = common cathode 3 - t = to-220 4 - schottky "q" series 5 - voltage rating (45 = 45v) 6 - y s = d 2 pak y -1= to-262 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 7 8 ir world headquarters: 233 kansas st., el segundo, california 90245, usa tel: (310) 252-7105 tac fax: (310) 252-7309 visit us at www.irf.com for sales contact information. 07/06
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