document number: 93110 for tec hnical questions, contact: indmodules@vishay.com www.vishay.com revision: 18-nov-09 1 schottky rectifier, 400 a 409DMQ135 vishay high power products features ? 175 c t j operation ? 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 ? compliant to rohs directive 2002/95/ec ? designed and qualified for industrial level description the 409DMQ135 schottky rectifier doubler module has been optimized for low reverse leakage at high temperature. the proprietary barrier technology allows for reliable operation up to 175 c junction temperature. typical applications are in high current switching power supplies, plating power supplies, ups systems, converters, freewheeling diodes, weldin g, and reverse battery protection. product summary i f(av) 400 a v r 135 v to-244ab isolated doubler 1 2 3 major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 400 a v rrm 135 v i fsm t p = 5 s sine 25 500 a v f 200 apk, t j = 125 c per leg 0.72 v t j range - 55 to 175 c voltage ratings parameter symbol 409DMQ135 units maximum dc reverse voltage v r 135 v maximum working peak reverse voltage v rwm absolute maximum ratings parameter symbol test conditions values units maximum average forward current per device i f(av) 50 % duty cycle at t c = 80 c, rectangular waveform 400 a maximum peak one cycle non-repetitive surge current per leg i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 20 000 10 ms sine or 6 ms rect. pulse 2300 non-repetitive avalanche energy per leg e as t j = 25 c, i as = 1 a, l = 30 mh 15 mj repetitive avalanche current per leg i ar current decaying linearly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 1a
www.vishay.com for technical questions, contact: indmodules@vishay.com document number: 93110 2 revision: 18-nov-09 409DMQ135 vishay high power products schottky rectifier, 400 a note (1) pulse width < 300 s, duty cycle < 2 % electrical specifications parameter symbol test conditions values units maximum forward voltage drop per leg v fm (1) 200 a t j = 25 c 1.03 v 400 a 1.21 200 a t j = 125 c 0.71 400 a 0.82 maximum reverse leakage current per leg i rm (1) t j = 25 c v r = rated v r 6 ma t j = 125 c 85 maximum junction ca pacitance per leg c t v r = 5 v dc (test signal range 100 khz to 1 mhz), 25 c 6000 pf typical series inductance per leg l s from top of terminal ho le to mounting plane 5.0 nh maximum voltage rate of change dv/dt rated v r 10 000 v/s thermal - mechanical specifications parameter symbol test conditions values units maximum junction and storage temperature range t j , t stg - 55 to 175 c maximum thermal resistance, junction to case per leg r thjc dc operation 0.4 c/w per package 0.2 typical thermal resistance, case to heatsink r thcs mounting surface, smooth and greased 0.1 c/w approximate weight 79 g 2.80 oz. mounting torque base minimum non-lubricated threads 24 (20) kgf cm (lbf in) maximum 35 (30) mounting torque center hole typical 13.5 (12) terminal torque minimum 35 (30) maximum 46 (40) case style modified jedec t o-244ab isolated doubler
document number: 93110 for tec hnical questions, contact: indmodules@vishay.com www.vishay.com revision: 18-nov-09 3 409DMQ135 schottky rectifier, 400 a vishay high power products fig. 1 - maximum forward voltage drop characteristics fig. 2 - typical values of reverse current vs. reverse voltage fig. 3 - typical junction ca pacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjc characteristics 1 10 100 1000 0 0.4 0.8 1.2 1.6 2 t = 150?c t = 125?c t = 25?c j j j forward voltage drop - v fm (v) instantaneous forward current - i f (a) 0.001 0.01 0.1 1 10 100 1000 0 30 60 90 120 150 150?c 125?c 100?c 75?c 50?c 25?c t = 175?c j reverse current - i r (ma) reverse voltage - v r (v) 100 1000 10000 0 306090120 t = 25?c j reverse voltage - v r (v) junction capacitance - c t (pf) 0.001 0.01 0.1 1 0.00001 0.0001 0.001 0.01 0.1 1 10 100 single p u lse (thermal resistance) d = 0.75 d = 0.50 d = 0.33 d = 0.25 d = 0.20 2 t 1 t p dm notes: 1. d u ty factor d = t / t 2. peak t = p x z + t j dm thjc c 2 1 t 1 , rectangular pulse duration (seconds) thermal impedance z thjc (c/w)
www.vishay.com for technical questions, contact: indmodules@vishay.com document number: 93110 4 revision: 18-nov-09 409DMQ135 vishay high power products schottky rectifier, 400 a fig. 5 - maximum allowable case temperature vs. average forward current fig. 6 - forward power loss characteristics fig. 7 - maximum non- repetitive surge current fig. 8 - unclamped in ductive test circuit note (1) formula used: t c = t j - (pd + pd rev ) x r thjc ; pd = forward power loss = i f(av) x v fm at (i f(av) /d) (see fig. 6); pd rev = inverse power loss = v r1 x i r (1 - d); i r at v r1 = 80 % rated v r 40 60 80 100 120 140 160 180 0 200 400 600 dc see note (1) sq u are wave (d = 0.50) rated v applied r average forward current - i f (av) (a) allowable case temperature - (c) 0 100 200 300 400 500 600 0 100 200 300 400 500 600 dc rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 average forward current - i f (av) (a) average power loss - (watts) 1000 10000 100000 10 100 1000 10000 at any rated load condition and with rated v applied following s u rge rrm square wave pulse duration - t p (microsec) non-repetitive surge current - i fsm (a) c u rrent monitor high-speed switch d.u.t. r g = 25 + freewheel diode v d = 25 v l irfp460 40hfl40s02 links to related documents dimensions www.vishay.com/doc?95269
document number: 95269 for tec hnical questions, contact: indmodules@vishay.com www.vishay.com revision: 13-jan-10 1 to-244ab isolated outline dimensions vishay semiconductors dimensions in millimeters (inches) 92.71 (3.650) 90.17 (3.550) 80.01 (3.150) 40.26 (1.585) 39.75 (1.565) 34.925 (1.375) ref. 1/4-20 s lotted hex 123 63.50 (2.500) 60.96 (2.400) 3.35 (0.132) 3.02 (0.119) ? 7.49 (0.295) ? 6.99 (0.275) (2 place s ) 15.75 (0.620) 14.99 (0.590) 20.32 (0.800) 17.78 (0.700) 23.55 (0.927) 20.42 (0.804) common cathode
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