major ratings and characteristics description/features case style www.irf.com 1 characteristics 1n7045t3 units i f(av) 10 a v rrm 45 v i fsm @ tp = 8.3ms half-sine 110 a v f @ 10apk, t j =125c 0.70 v t j ,t stg operating and storage -65 to 150 c
the 1n7045t3 schottky rectifier has been expressly designed to meet the rigorous requirements of high reliability environments. it is packaged in the hermetic isolated to-257aa package. the device's forward voltage drop and reverse leakage current are optimized for the lowest power loss and the highest circuit efficiency for typical high frequency switching power supplies and resonent power converters. full mil-prf-19500 quality conformance testing is available on source control drawings to tx, txv and s levels. ? hermetically sealed ? low forward voltage drop ? high frequency operation ? guard ring for enhanced ruggedness and long term reliability ? lightweight ? ceramic eyelets schottky rectifier 10amp, 45v ref: mil-prf-19500/735 10yq045c jans1n7045t3 jantx1n7045t3 jantxv1n7045t3 high efficiency series case outline and dimensions - to-257aa 3.05 [.120] 0.13 [.005] 0.71 [.028] max. b 5.08 [.200] 4.83 [.190] 10.92 [.430] 10.42 [.410] 1.14 [.045] 0.89 [.035] 16.89 [.665] 16.39 [.645] 3 2 1 15.88 [.625] 12.70 [.500] 0.88 [.035] 0.64 [.025] ? 0.50 [.020] c a b 2x 3x ? 2.54 [.100] c 10.66 [.420] 10.42 [.410] a 13.63 [.537] 13.39 [.527] 3x ? 3.81 [.150] 3.56 [.140] note s : 1. dimens ioning & t olerancing pe r ans i y14.5m-1994. 2. controlling dimens ion: inch. 3. dimensions are shown in millimeters [inches]. 4. outline conforms to jedec outline to-257aa. ? esd rating: class 3a per mil-std-750, method 1020 pd-94088b
10yq045c, 1n7045t3 2 www.irf.com parameters limits units conditions i f(av) max. average forward current 10 a 50% duty cycle @ t c = 119c, square waveform see fig. 5 i fsm max. peak one cycle non - repetitive 110 a @ t p = 8.3 ms half-sine surge current absolute maximum ratings pulse width < 300s, duty cycle < 2% parameters limits units conditions t j max.junction temperature range -65 to 150 c t stg max. storage temperature range -65 to 150 c r thjc max. thermal resistance, junction 2.6 c/w dc operation see fig. 4 to case wt weight (typical) 3.3 g die size (typical) 125x125 mils case style to-257aa thermal-mechanical specifications parameters limits units conditions v fm max. forward voltage drop 0.74 v @ 10a t j = -55c see fig. 1 0.95 v @ 20a 0.73 v @ 10a t j = 25c 1.02 v @ 20a 0.70 v @ 10a t j = 125c 1.10 v @ 20a i rm max. reverse leakage current 0.50 ma t j = 25c see fig. 2 67 ma t j = 125c v r = rated v r c t max. junction capacitance 900 pf v r = 5v dc ( 1mhz, 25c ) l s typical series inductance 9.8 nh measured from anode lead to cathode lead 6mm ( 0.025 in.) from package electrical specifications voltage ratings part number 1n7045t3 v r max. dc reverse voltage (v) (per leg) v rwm max. working dc reverse voltage (v) (per leg) 45
10yq045c, 1n7045t3 www.irf.com 3 fig. 2 - typical values of reverse current vs. reverse voltage fig. 3 - typical junction capacitance vs. reverse voltage fig. 1 - max. forward voltage drop characteristics 0.0 0.4 0.8 1.2 1.6 forward voltage drop - v f (v) 1 10 100 i n s t a n t a n e o u s f o r w a r d c u r r e n t - i f ( a ) tj = -55c tj = 125c tj = 25c 0 10 20 30 40 50 reverse voltage - v r (v) 0.001 0.01 0.1 1 10 100 r e v e r s e c u r r e n t - i r ( m a ) 125c 100c 50c 25c 0 10 20 30 40 50 reverse voltage -v r (v) 100 1000 j u n c t i o n c a p a c i t a n c e - c t ( p f ) t j = 25c
10yq045c, 1n7045t3 4 www.irf.com fig. 5 - max. allowable case temperature vs. average forward current fig. 4 - max. thermal impedance z thjc characteristics 1e-005 0.0001 0.001 0.01 0.1 1 10 t 1 , rectangular pulse duration (sec) 0.001 0.01 0.1 1 10 t h e r m a l r e s p o n s e ( z t h j c ) d = 0.4 d = 0.5 d = 0.2 d = 0.1 d = 0.3 single pulse ( thermal response ) notes: 1. duty factor d = t1/t2 2. peak tj = p dm x zthjc + tc 024681012 average forward current - i f(av) (a) 0 20 40 60 80 100 120 140 160 a l l o w a b l e c a s e t e m p e r a t u r e - ( c ) r thjc (dc) = 2.6c/w square wave (d=0.50) 80% rated v r applied dc ir world headquarters: 233 kansas st., el segundo, california 90245, usa tel: (310) 252-7105 ir leominster : 205 crawford st., leominster, massachusetts 01453, usa tel: (978) 534-5776 tac fax: (310) 252-7903 visit us at www.irf.com for sales contact information . data and specifications subject to change without notice. 10/2012
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