document number: 93355 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 27-jan-09 1 schottky rectifier, 5 a 50sq... series vishay high power products features ? 175 c t j operation ? low forward voltage drop ? high frequency operation ? high purity, high temperatu re epoxy encapsulation for enhanced mechanical strength and moisture resistance ? guard ring for enhanced ruggedness and long term reliability ? lead (pb)-free plating ? compliant to rohs directive 2002/95/ec ? designed and qualified for industrial level description the 50sq... axial leaded schottky rectifier series has been optimized for low reverse leak age at high temperature. the proprietary barrier technology allows for reliable operation up to 175 c junction tempera ture. typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. product summary i f(av) 5 a v r 60 v to 100 v do-204ar cathode anode major ratings and characteristics symbol characteristics values units i f(av) rectangular waveform 5 a v rrm range 60 to 100 v i fsm t p = 5 s sine 1900 a v f 5 apk, t j = 125 c 0.52 v t j range - 55 to 175 c voltage ratings parameter symbol 50sq 060 50sq080 50sq100 units maximum dc reverse voltage v r 60 80 100 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 = 119 c, rectan gular waveform 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 1900 10 ms sine or 6 ms rect. pulse 290 non-repetitive avalanche energy e as t j = 25 c, i as = 1.0 a, l = 15 mh 7.5 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 1.0 a
www.vishay.com for technical questions, contact: diodestech@vishay.com document number: 93355 2 revision: 27-jan-09 50sq... series vishay high power products schottky rectifier, 5 a note (1) pulse width < 300 s, duty cycle < 2 % electrical specifications parameter symbol test conditions values units maximum forward voltage drop see fig. 1 v fm (1) 5 a t j = 25 c 0.66 v 10 a 0.77 5 a t j = 125 c 0.52 10 a 0.62 maximum reverse leakage current see fig. 2 i rm (1) t j = 25 c v r = rated v r 0.55 ma t j = 125 c 7 maximum junction capacitance c t v r = 5 v dc , (test signal range 100 khz to 1 mhz), 25 c 500 pf typical series inductance l s measured lead to lead 5 mm from body 10 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 lead r thjl dc operation; see fig. 4 1/8" lead length 8.0 c/w typical thermal resistance, junction to air r thja 44 approximate weight 1.4 g 0.049 oz. marking device case st yle do-204ar (jedec) 50sq060 50sq080 50sq100
document number: 93355 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 27-jan-09 3 50sq... series schottky rectifier, 5 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 capacitance vs. reverse voltage fig. 4 - maximum thermal impedance z thjl characteristics 0.1 1 10 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 instantaneous forward current - i (a) forward voltage drop - v (v) f fm t = 175c t = 125c t = 2 5 c j j j 0.0001 0.001 0.01 0.1 1 10 100 020406080100 r r t = 1 7 5 c 150c 125c 100c 75c 50c 25c j re v e r se v o l t a g e - v ( v ) re v e r se c u rr e n t - i ( m a ) 100 1000 020406080100 t = 2 5 c j r t re v e r se v o l t a g e - v ( v ) junction capacitance - c (pf) 0.01 0.1 1 10 0.00001 0.0001 0.001 0.01 0.1 1 10 100 t , rec ta ngula r pulse dura tion (se c o nd s) single pulse ( th e r m a l re si st a n c e ) 1 thermal imp ed anc e z (c/ w) notes: 1. duty factor d = t / t 2. peak t = p x z + t 1 2 j c dm thjl d = 0.50 d = 0.33 d = 0.25 d = 0.17 d = 0.08 thjl = 1/ 8 inc h 2 t 1 t p dm
www.vishay.com for technical questions, contact: diodestech@vishay.com document number: 93355 4 revision: 27-jan-09 50sq... series vishay high power products schottky rectifier, 5 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 145 150 155 160 165 170 175 02468 dc allowable case t e mpe ra t ure - (c) f( a v ) r (dc) = 8.0c/ w thjl average forward current - i (a) = 1/ 8 inc h 0 0.5 1 1.5 2 2.5 3 3.5 012345678 dc average power loss - (watts) f( a v ) d = 0.08 d = 0.17 d = 0.25 d = 0.33 d = 0.50 rm s li m i t average forward current - i (a) 100 1000 10000 10 100 1000 10000 fsm p non-repetitive surge current - i (a) at any rated load condition and with rated v applied following surge rrm square wave pulse duration - t (microsec) current monitor high-speed switch d.u.t. r g = 25 + freewheel diode v d = 25 v l irfp460 40hfl40s02
document number: 93355 for tec hnical questions, contact: diodestech@vishay.com www.vishay.com revision: 27-jan-09 5 50sq... series schottky rectifier, 5 a vishay high power products ordering information table 1 - 50 = current x 10 2 - s = do-204ar 3 - q = schottky q series 4 - voltage rating 5 - tr = tape and reel package (1500 pcs) none = box package (300 pcs) 060 = 60 v 080 = 80 v 100 = 100 v device code 5 13 24 50 s q 100 tr links to related documents dimensions www.vishay.com/doc?95243 part marking information www.vishay.com/doc?95325 packaging information www.vishay.com/doc?95332 spice model www.vishay.com/doc?95394
document number: 95243 for tec hnical questions, contact: indmodules@vishay.com www.vishay.com revision: 22-nov-07 1 axial do-204ar outline dimensions vishay semiconductors dimensions in millimeters (inches) 6.35 (0.250) 6.10 (0.240) 9.52 (0.375) 9.27 (0.365) dia. 6.35 (0.250) 6.10 (0.240) 9.52 (0.375) 9.27 (0.365) dia. 1.32 (0.052) 1.22 (0.048) (2 places) 27.94 (1.10) min. (2 places) 27.94 (1.10) min. (2 places) 2.54 (0.100) max. flash (2 places) dia. 1.32 (0.052) 1.22 (0.048) (2 places) dia. cathode band
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