400u(r) series standard recovery diodes stud version 1 bulletin i2059 rev. b 07/02 www.irf.com features wide current range high surge current capabilities stud cathode and stud anode version standard jedec types typical applications converters power supplies machine tool controls high power drives major ratings and characteristics i f(av) 400 a @ t c 120 c i f(rms) 630 a i fsm @ 50hz 8250 a @ 60hz 8640 a i 2 t@ 50hz 340 ka 2 s @ 60hz 311 ka 2 s v rrm range 800 to 1600 v t j - 40 to 200 c parameters 400u/r units case style do-205ab (do-9) 400a
400u(r) series 2 bulletin i2059 rev. b 07/02 www.irf.com t j max. junction operating temperature range -40 to 200 t stg max. storage temperature range -40 to 200 r thjc max. thermal resistance, junction to case 0.15 dc operation r thcs max. thermal resistance, case to heatsink 0.04 mounting surface, smooth, flat and greased t max. allowed mounting torque 10% 27 nm not lubricated threads wt approximate weight 250 g case style do-205ab (do-9) see outline table parameter 400u(r) units conditions thermal and mechanical specifications c k/w electrical specifications voltage ratings voltage v rrm , maximum repetitive v rsm , maximum non- i rrm max. type number code peak reverse voltage repetitive peak rev. voltage @ t j = t j max. vvma 80 800 900 400u(r) 120 1200 1300 15 160 1600 1700 i f(av) max. average forward current 400 a 180 conduction, half sine wave @ case temperature 120 c i f(rms) max. rms forward current 630 a dc @ 110c case temperature i fsm max. peak, one-cycle forward, 8250 t = 10ms no voltage non-repetitive surge current 8640 a t = 8.3ms reapplied 6940 t = 10ms 100% v rrm 7270 t = 8.3ms reapplied sinusoidal half wave, i 2 t maximum i 2 t for fusing 340 t = 10ms no voltage initial t j = t j max. 311 t = 8.3ms reapplied 241 t = 10ms 100% v rrm 220 t = 8.3ms reapplied i 2 t maximum i 2 t for fusing 3400 ka 2 s t = 0.1 to 10ms, no voltage reapplied v f(to)1 low level value of threshold voltage v f(to)2 high level value of threshold voltage r f 1 low level value of forward slope resistance r f 2 high level value of forward slope resistance v fm max. forward voltage drop 1.62 v i pk = 1500a, t j = t j max, t p = 10ms sinusoidal wave parameter 400u(r) units conditions forward conduction ka 2 s v m ? 0.49 (i > x i f(av) ),t j = t j max. 0.49 (16.7% x x i f(av) < i < x i f(av) ), t j = t j max. 0.85 (i > x i f(av) ),t j = t j max. 0.77 (16.7% x x i f(av) < i < x i f(av) ), t j = t j max.
400u(r) series bulletin i2059 rev. b 07/02 www.irf.com 3 max. glass-metal seal max. max. 21 (0.82) max. 19 (0.75) 9.5 (0.37) min. dia. 8.5 (0.33) nom. 75 (2.95) min. dia. 28.5 (1.08) max. 28.5 (1.12) 16 (0.63) sw 32 200 (7.87) 10 (0.39) 3/4-16unf-2a* c.s. 35mm 4 (0.16) max. 39 (1.53) max. 2 (0.054 s.i.) ? r thjc conduction (the following table shows the increment of thermal resistence r thjc when devices operate at different conduction angles than dc) 180 0.020 0.013 t j = t j max. 120 0.023 0.023 90 0.029 0.031 k/w 60 0.042 0.044 30 0.073 0.074 conduction angle sinusoidal conduction rectangular conduction units conditions ordering information table 40 0 u r 160 d 1 2 3 4 5 device code 1 - 40 = essential part number 2 - 0 = standard device 3 - u = stud normal polarity (cathode to stud) 4 - ur = stud reverse polarity (anode to stud) 5 - voltage code: code x 10 = v rrm (see voltage ratings table) 6 - diffused diode outline table conforms to jedec do-205ab (do-9) all dimensions in millimeters (inches) * for metric base device contact factory for different thread size contact factory 6
400u(r) series 4 bulletin i2059 rev. b 07/02 www.irf.com fig. 1 - current ratings characteristics fig. 3 - forward power loss characteristics fig. 4 - forward power loss characteristics 10 30 50 70 90 110 130 150 170 190 0.2 k/w 0.3 k/w 0.4 k/w 0.6 k/w 1 k/w 0.1 k/w 1.8 k/w rthsa = 0.04 k/w - delta r 0 100 200 300 400 500 600 700 800 50 150 250 350 450 550 650 dc 180? 120? 90? 60? 30? rms limit conduction period 400u/r 10 30 50 70 90 110 130 150 170 190 0.2 k/w 0.3 k/w 0.4 k/w 0.6 k/w 1 k/w 0.1 k/w 1.8 k/w rthsa = 0.04 k/w - delta r 0 50 100 150 200 250 300 350 400 450 500 550 50 100 150 200 250 300 350 400 450 180 ? 120 ? 90 ? 60 ? 30 ? rms limit conduction angle 400u/r average forward current (a) maximum allowable case temperature (c) fig. 2 - current ratings characteristics average forward current (a) maximum allowable case temperature (c) average forward current (a) maximum average forward power loss (w) maximum allowable ambient temperature (c) average forward current (a) maximum average forward power loss (w) maximum allowable ambient temperature (c) 80 90 100 110 120 130 140 150 160 170 180 190 200 0 50 100 150 200 250 300 350 400 450 30 ? 60 ? 90 ? 120 ? 180 ? conduction angle 400u/r 110 120 130 140 150 160 170 180 190 200 0 100 200 300 400 500 dc 30 ? 60 ? 90 ? 120 ? 180 ? conduction period 400u/r
400u(r) series bulletin i2059 rev. b 07/02 www.irf.com 5 fig. 5 - maximum non-repetitive surge current fig. 6 - maximum non-repetitive surge current fig. 7 - forward voltage drop characteristics fig. 8 - thermal impedance z thjc characteristic 2000 3000 4000 5000 6000 7000 8000 1 10 100 400u/r at any rated load condition and with rated vrrm applied following surge. initial tj = 190 ? c @ 60 hz 0.0083 s @ 50 hz 0.0100 s 1000 2000 3000 4000 5000 6000 7000 8000 9000 0.01 0.1 1 versus pulse train duration. maximum non repetitive surge current 400u/r initial tj = 190 ? c no voltage reapplied rated vrrm reapplied 100 1000 10000 0.5 1 1.5 2 2.5 400u/r tj = 25 ? c tj = 190 ? c 0.001 0.01 0.1 1 0.001 0.01 0.1 1 10 400u/r steady state value: rthjc = 0.15 k/w (dc operation) instantaneous forward voltage (v) instantaneous forward current (a) square wave pulse duration (s) transient thermal impedance z thjc (k/w) peak half sine wave forward current (a) peak half sine wave forward current (a) pulse train duration (s) number of equal amplitude half cycle current pulses (n)
400u(r) series 6 bulletin i2059 rev. b 07/02 www.irf.com 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. 07/02 data and specifications subject to change without notice. this product has been designed and qualified for consumer level. qualification standards can be found on ir's web site.
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