6f(r) series standard recovery diodes 6 a 1 stud version bulletin i20206 rev. a 09/98 www.irf.com features high surge current capability avalanche types available stud cathode and stud anode version wide current range types up to 1200v v rrm typical applications battery charges converters power supplies machine tool controls parameters 6f(r) units i f(av) 6a @ t c 160 c i f(rms) 9.5 a i fsm @ 50hz 159 a @ 60hz 167 a i 2 t@ 50hz 134 a 2 s @ 60hz 141 a 2 s v rrm range 100 to 1200 v t j range - 65 to 175 c major ratings and characteristics case style do-203aa (do-4)
6f(r) series 2 bulletin i20206 rev. a 09/98 www.irf.com voltage v rrm , maximum v rsm , maximum non- v r(br) , minimum i rrm max. type number code repetitive peak repetitive peak avalanche @ t j = 175c reverse voltage reverse voltage voltage vvv (1) ma 10 100 150 -- 20 200 275 -- 40 400 500 500 6f(r) 60 600 725 750 12 80 800 950 950 100 1000 1200 1150 120 1200 1400 1350 electrical specifications voltage ratings i f(av) max. average forward current 6 a 180 conduction, half sine wave @ case temperature 160 c i f(rms) max. rms forward current 9.5 a p r maximum non-repetitive 4 k/w 10s square pulse, t j = t j max. peak reverse power see note (2) i fsm max. peak, one-cycle forward, 159 t = 10ms no voltage non-repetitive surge current 167 t = 8.3ms reapplied 134 t = 10ms 100% v rrm 141 t = 8.3ms reapplied sinusoidal half wave, i 2 t maximum i 2 t for fusing 127 t = 10ms no voltage initial t j = t j max. 116 t = 8.3ms reapplied 90 t = 10ms 100% v rrm 82 t = 8.3ms reapplied i 2 ? t maximum i 2 ? t for fusing 1270 a 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 1.10 v i pk = 19a, t j = 25c, t p = 400s rectangular wave parameter 6f(r) units conditions 5.6 (i > p x i f(av) ), t j = t j max. 15.7 (16.7% x p x i f(av) < i < p x i f(av) ), t j = t j max. m w 0.86 (i > p x i f(av) ), t j = t j max. 0.63 (16.7% x p x i f(av) < i < p x i f(av) ), t j = t j max. v a 2 s a forward conduction (2) available only for avalanche version, all other parameters the same as 6f. (1) avalanche version only available from v rrm 400v to 1200v.
6f(r) series 3 bulletin i20206 rev. a 09/98 www.irf.com 180 0.34 0.29 t j = t j max. 120 0.44 0.48 90 0.57 0.63 60 0.85 0.88 30 1.37 1.39 conduction angle sinusoidal conduction rectangular conduction units conditions k/w d r thjc conduction (the following table shows the increment of thermal resistence r thjc when devices operate at different conduction angles than dc) ordering information table 1 23 4 5 device code a6fr120m 1 - a = avalanche diode none = standard diode 2 - current rating: code = i f(av) 3 - f = standard device 4 - none = stud normal polarity (cathode to stud) r = stud reverse polarity (anode to stud) 5 - voltage code: code x 10 = v rrm (see voltage ratings table) 6 - none = stud base do-203aa (do-4) 10-32unf-2a m = stud base do-203aa (do-4) m5 x 0.8 - (not available for avalanche diodes) 6 parameter 6f(r) units conditions t j max. junction operating temperature range -65 to 175 t stg max. storage temperature range -65 to 200 r thjc max. thermal resistance, junction to case 2.5 dc operation r thcs max. thermal resistance, case mounting surface, smooth, flat and to heatsink greased t mounting torque, 10% 1.2 nm lubricated threads (1.5) (not lubricated threads) wt approximate weight 7 (0.25) g (oz) case style do-203aa (do-4) see outline table c 0.5 k/w thermal and mechanical specifications
6f(r) series 4 bulletin i20206 rev. a 09/98 www.irf.com outlines table fig. 1 - current ratings characteristics fig. 2 - current ratings characteristics 155 160 165 170 175 01234567 30 60 90 120 180 maximum allowable case temperat ure ( c) conduct ion angle average forward current (a) 6f(r) series r (dc) = 2.5 k/w thjc 155 160 165 170 175 0246810 dc 30 60 90 120 180 maximum allowable case temper at ure ( c) conduct ion per iod average forward current (a) 6f(r) series r (dc) = 2.5 k/w thjc case style do-203aa (do-4) all dimensions in millimeters (inches)
6f(r) series 5 bulletin i20206 rev. a 09/98 www.irf.com fig. 3 - forward power loss characteristics fig. 4 - forward power loss characteristics fig. 5 - maximum non-repetitive surge current fig. 6 - maximum non-repetitive surge current 0 255075100 maximum allowable ambient temperature ( c) 1 5 k / w r = 2 0 k / w - d e l t a r t h s a 3 0 k / w 4 0 k / w 5 0 k / w 0 1 2 3 4 5 6 0123456 average forward current (a) rms li mi t maximum average forward power loss (w) conduct ion angl e 180 120 90 60 30 6f(r) series t = 175c j 0 255075100 maximum allowable ambient temperature ( c) 2 0 k / w 3 0 k / w 4 0 k/ w 5 0 k/ w r = 1 5 k / w - d e l t a r 1 0 k / w t h s a 0 1 2 3 4 5 6 7 8 0246810 dc 180 120 90 60 30 average forward current (a) rms limit maximum average forward power loss (w) conduction period 6f(r) series t = 175c j 40 50 60 70 80 90 100 110 120 130 140 150 1 10 100 peak half sine wave forward current (a) number of equal ampl itude half cycl e current pulses (n) initial t = 175 c @ 60 hz 0.0083 s @ 50 hz 0.0100 s 6f(r) series at any rated load condition and with rated v applied foll owing surge. rrm j 30 40 50 60 70 80 90 100 110 120 130 140 150 160 0.01 0.1 1 pea k hal f sine wave forward current (a) pulse train duration (s) 6f(r) series initial t = 175 c no voltage reapplied rated v reapplied versus pulse train duration. maximum non repeti tive surge current rrm j
6f(r) series 6 bulletin i20206 rev. a 09/98 www.irf.com fig. 7 - forward voltage drop characteristics fig. 8 - thermal impedance z thjc characteristics 1 10 100 1000 00.511.522.5 t = 25 c j instantaneous forward current (a) instantaneous forward voltage (v) 6f(r) series t = 175c j 0.1 1 10 0.001 0.01 0.1 1 10 square wave pulse duration (s) thjc transient thermal impedance z (k/w) 6f(r) series steady state value r = 2.5 k/w (dc operation) thjc world headquarters: 233 kansas st., el segundo, california 90245 u.s.a. tel: (310) 322 3331. fax: (310) 322 3332. european headquarters: hurst green, oxted, surrey rh8 9bb, u.k. tel: ++ 44 1883 732020. fax: ++ 44 1883 733408. ir canada: 15 lincoln court, brampton, markham, ontario l6t3z2. tel: (905) 453 2200. fax: (905) 475 8801. ir germany: saalburgstrasse 157, 61350 bad homburg. tel: ++ 49 6172 96590. fax: ++ 49 6172 965933. ir italy: via liguria 49, 10071 borgaro, torino. tel: ++ 39 11 4510111. fax: ++ 39 11 4510220. ir far east: k&h bldg., 2f, 30-4 nishi-ikebukuro 3-chome, toshima-ku, tokyo, japan 171. tel: 81 3 3983 0086. ir southeast asia: 1 kim seng promenade, great world city west tower,13-11, singapore 237994. tel: ++ 65 838 4630. ir taiwan: 16 fl. suite d.207, sec. 2, tun haw south road, taipei, 10673, taiwan. tel: 886 2 2377 9936. http://www.irf.com fax-on-demand: +44 1883 733420 data and specifications subject to change without noti ce.
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