document number: 94231 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 17-oct-08 1 schottky rectifier, 5.5 a 50uq03gpbf vishay high power products features ? 150 c t j operation ? unique i-pak outline ? center tap configuration ? small foot print ? low forward voltage drop ? high frequency operation ? guard ring for enhanced ruggedness and long term reliability ? lead (pb)-free (?pbf? suffix) ? designed and qualified for aec q101 level description the 50uq03gpbf i-pak schottky rectifier has been designed for applications requiring low forward drop and small foot prints on pc board. typical applications are in disk drives, switching power supplies, converters, freewheeling diodes, battery charging, and reverse battery protection. product summary i f(av) 5.5 a v r 30 v i-pak base cathode anode 1 3 4, 2 anode a v aila b le rohs* compliant major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 5.5 a v rrm 30 v i fsm t p = 5 s sine 240 a v f 5 apk, t j = 125 c 0.35 v t j range - 40 to 150 c voltage ratings parameter symbol 50uq03gpbf units maximum dc reverse voltage v r 30 v maximum working peak reverse voltage v rwm absolute maximum ratings parameter symbol test conditions values units maximum average forward current see fig. 5 i f(av) 50 % duty cycle at t c = 136 c, rectangular waveform 5.5 a maximum peak one cycle non-repetitive surge current see fig. 7 i fsm 5 s sine or 3 s rect. pulse following any rated load condition and with rated v rrm applied 240 10 ms sine or 6 ms rect. pulse 100 non-repetitive avalanche energy e as t j = 25 c, i as = 2.0 a, l = 5 mh 10 mj repetitive avalanche current i ar current decaying linearly to zero in 1 s frequency limited by t j maximum v a = 1.5 x v r typical 2.0 a * pb containing terminations are not rohs compliant, exemptions may apply
www.vishay.com for technical questi ons, contact: diodes-tech@vishay.com document number: 94231 2 revision: 17-oct-08 50uq03gpbf vishay high power products schottky rectifier, 5.5 a note (1) pulse width < 300 s, duty cycle < 2 % note (1) thermal runaway condition for a diode on its own heatsink electrical specifications parameter symbol test conditions values units maximum forward voltage drop see fig. 1 v fm (1) 5 a t j = 25 c 0.46 v 10 a 0.53 5 a t j = 125 c 0.39 10 a 0.48 maximum reverse leakage current see fig. 2 i rm (1) t j = 25 c v r = rated v r 1.1 ma t j = 125 c 58 threshold voltage v f(to) t j =t j maximum 0.19 v forward slope resistance r t 22.22 m typical junction capacitance c t v r = 5 v dc (test signal range 100 khz to 1 mhz) 25 c 590 pf typical series inductance l s measured lead to lead 5 mm from package body 5.0 nh thermal - mechanical specifications parameter symbol test conditions values units maximum junction and storage temperature range t j (1) , t stg - 40 to 150 c maximum thermal resistance, junction to case r thjc dc operation see fig. 4 3.0 c/w approximate weight 0.3 g 0.01 oz. marking device case style i-pak (similar to to-251sl) 50uq03g dp tot dt j ------------- 1 r thja -------------- <
document number: 94231 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 17-oct-08 3 50uq03gpbf schottky rectifier, 5.5 a vishay high power products fig. 1 - maximum forward voltage drop characteristic s fig. 2 - typical values of reverse current vs. reverse voltage fig. 3 - typical junction c apacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjc characteristics 1 100 10 i f - instantaneous forward current (a) v fm - forward voltage drop (v) 0.3 0.4 0.6 0.7 0. 8 0.9 1.0 1.1 0.2 0.5 t j = 150 c t j = 125 c t j = 25 c 0.001 10 100 1 0.1 1000 i r - reverse current (ma) v r - reverse voltage (v) 10 15 5202530 0 0.01 t j = 150 c t j = 125 c t j = 100 c t j = 75 c t j = 50 c t j = 25 c 100 1000 c t - junction capacitance (pf) v r - reverse voltage (v) 10 5 152025 35 30 0 t j = 25 c 0.1 1 10 0.0001 0.001 0.01 0.1 1 t 1 - rectangular pulse duration (s) z thjc - thermal impedance (c/w) d = 0.75 d = 0.50 d = 0.33 d = 0.25 d = 0.20 single pulse (thermal resistance) p dm t 1 t 2 notes: 1. duty factor d = t 1 /t 2 2. peak t j = p dm x z thjc + t c
www.vishay.com for technical questi ons, contact: diodes-tech@vishay.com document number: 94231 4 revision: 17-oct-08 50uq03gpbf vishay high power products schottky rectifier, 5.5 a fig. 5 - maximum allowable case temperature vs. average forward current fig. 6 - forward powe r loss characteristics fig. 7 - maximum non- repetitive surge current 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 120 125 130 135 140 150 allowable c ase temperature ( c ) i f(av) - average forward current (a) 2 1 4567 8 9 0 3 145 dc see note (1) s qu are w a v e (d = 0.50) 8 0 % rated v r applied 0 1.0 2.5 3.5 average power loss (w) i f(av) - average forward current (a) 2 134 67 8 5 0 2.0 1.5 0.5 3.0 dc rms limit d = 0.20 d = 0.25 d = 0.33 d = 0.50 d = 0.75 10 100 1000 i fsm - non-repetitive surge current (a) t p - square wave pulse duration (s) 100 1000 10 000 10 at any rated load condition and w ith rated v rrm applied follo w ing s u rge
document number: 94231 for technical ques tions, contact: diodes-tech@vishay.com www.vishay.com revision: 17-oct-08 5 50uq03gpbf schottky rectifier, 5.5 a vishay high power products ordering information table 1 - current rating 2 - package: 3 u = i-pak 4 - voltage rating code x 10 = v rrm (03 = 30 v) 5 - schottky generation 6 - none = standard production pbf = lead (pb)-free - q = schottky ?q? series device code 5 13 24 6 50 u q 03 g pbf links to related documents dimensions http://www.vishay.com/doc?95047 part marking information http://www.vishay.com/doc?95055
document number: 95047 for technical questions concer ning discrete products, cont act: diodes-tech@vishay.com www.vishay.com revision: 16-jul-07 for technical qu estions concerning module products , contact: ind-modules@vishay.com 1 i-pak outline dimensions vishay high power products dimensions in millimeters symbol dimensional requirements min. nom. max. e 6.40 6.60 6.70 l 5.88 6.08 6.28 l4 0.66 0.76 0.86 l5 1.96 2.16 2.36 d 6.00 6.10 6.20 h 12.90 13.20 13.50 b 0.64 0.76 0.88 b2 0.77 0.84 1.14 b3 5.21 5.34 5.46 b4 0.41 0.51 0.61 e 2.286 bsc a 2.20 2.30 2.38 c 0.40 0.50 0.60 c2 0.40 0.50 0.60 d1 5.30 - - e1 4.40 - - e d l5 l4 ee a c2 l c h d1 1 2 3 4 b b 3 b 2 b 3 e1
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