dimensions in millimeters and inches conform to jedec outline do-204al (do-41) case style and dimensions major ratings and characteristics i f(av) rectangular 1.1 a waveform v rrm 30/40 v i fsm @ tp = 5 s sine 225 a v f @ 1 apk, t j = 25c 0.55 v t j range - 40 to 150 c characteristics 11dq.. units the 11dq.. axial leaded schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. typical applications are in switching power supplies, convert- ers, free-wheeling diodes, and reverse battery protection. low profile, axial leaded outline high purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance very low forward voltage drop high frequency operation guard ring for enhanced ruggedness and long term reliability description/features schottky rectifier 1.1 amp 11DQ03 11dq04 pd-2.287 rev. b 02/2000 1
11DQ03, 11dq04 pd-2.287 rev. b 02/2000 2 part number 11DQ03 11dq04 v r max. dc reverse voltage (v) v rwm max. working peak reverse voltage (v) voltage ratings 30 40 i f(av) max. average forward current 1.1 a 50% duty cycle @ t a =75 c, rectangular wave form * see fig. 4 i fsm max. peak one cycle non-repetitive 225 5s sine or 3s rect. pulse surge current * see fig. 6 35 10ms sine or 6ms rect. pulse absolute maximum ratings parameters 11dq.. units conditions v fm max. forward voltage drop 0.55 v @ 1a * see fig. 1 (1) 0.71 v @ 2a 0.50 v @ 1a 0.61 v @ 2a i rm max. reverse leakage current 1.0 ma t j = 25 c * see fig. 2 (1) 6.0 ma t j = 125 c c t typical junction capacitance 60 pf v r = 5v dc , (test signal range 100khz to 1mhz) 25c l s typical series inductance 8.0 nh measured lead to lead 5mm from package body t j = 25 c t j = 125 c v r = rated v r parameters 11dq.. units conditions electrical specifications following any rated load condition and with rated v rrm applied a (1) pulse width < 300s, duty cycle <2% t j max. junction temperature range -40 to 150 c t stg max. storage temperature range -40 to 150 c r thja max. thermal resistance junction 130 c/w dc operation to ambient without cooling fin r thja typical thermal resistance junction 81 c/w pc board mounted [l = 8mm (0.315 in.)] to ambient with pc board mounted solder land area 100mm 2 (0.155 in 2 .) wt approximate weight 0.33(0.012) g (oz.) case style do-204al(do-41) thermal-mechanical specifications parameters 11dq.. units conditions
11DQ03, 11dq04 pd-2.287 rev. b 02/2000 3 0.1 1 10 0 0.3 0.6 0.9 1.2 1.5 t = 150?c t = 125?c t = 25?c j j j 0.0001 0.001 0.01 0.1 1 10 100 010203040 125 ? c 25 ? c t = 150 ? c j 10 100 0 1020304050 t = 25 ? c j fig. 1 - max. forward voltage drop characteristics forward voltage drop - v fm (v) instantaneous forward current - i f (a) reverse voltage - v r (v) reverse voltage - v r (v) junction capacitance - c t (pf) fig. 3 - typical junction capacitance vs. reverse voltage fig. 2 - typical values of reverse current vs. reverse voltage reverse current - i r (ma)
11DQ03, 11dq04 pd-2.287 rev. b 02/2000 4 10 100 1000 10 100 1000 10000 at any rated load condition and with rated v applied following surge rrm 0 0.2 0.4 0.6 0.8 0 0.3 0.6 0.9 1.2 1.5 dc rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 0 30 60 90 120 150 0 0.3 0.6 0.9 1.2 1.5 dc see note (2) square wave (d = 0.50) 80% rated v applied r average forward current - i f (av) (a) square wave pulse duration - t p (microsec) fig. 6 - max. non-repetitive surge current allowable case temperature - ( c) non-repetitive surge current - i fsm (a) fig. 5- forward power loss characteristics average forward current - i f (av) (a) average power loss - (watts) (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 = 80% rated v r fig. 4 - max. allowable case temperature vs. average forward current
11DQ03, 11dq04 pd-2.287 rev. b 02/2000 5 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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