uf5401 thru uf5407 do-201ad outline dimensions do-201ad axial lead ultra fast rectifiers unit:mm weitron http://www.weitron.com.tw le a d( p b)- f r ee p b 25.40 7.30 9.50 1.20 1.30 4.80 5.60 do-201ad 1/3 05-mar-09 reverse v ol t age 100 t o 800 v ol ts for w ard current 5 .0 ampere features: *low forward voltage drop *high current capability *high reliability *high surge current capability *high speed switching *case: molded plastic *epoxy: ul 94v-0 rate ame retardant *lead: axial leads, solderable per *mil-std-202, method 208 guranteed *polarity: color band denotes cathode en *mounting position: any *weight: 1.10grams mechanical data:
maximum rating characteristic m aximum r ecu r r e n t p eak r e v erse v oltage m aximum a v e r age f o r w a r d r e c c u r r e n t see fig.1 p eak f o r w a r d su r ge c u r r e n t 8.3 ms single half sin e - w a v e supe r imposed on r a t ed load ( jedec method) ope r a ting jun c tion t empe r a tu r e r ange v rrm i f ( a v ) i fsm t j t rr unit v v v 3.0 150 -55 t o +150 -55 t o +150 a a c characteristic electrical characteristic m aximum i nsta n taneous r e v erse c u r r e n t r a t ed dc bloc k ing v oltag e , t a =25c r a t ed dc bloc k in g , t a =100c m aximum i nstan a tneous f o r w a r d v oltage i f =5.0a symbol unit v f i r 1.0 1.7 1.3 1.5 v u a 10.0 300 symbol weitron uf5401 uf5402 uf5403 UF5404 uf5405 uf5406 uf5407 uf5401 uf5402 uf5403 UF5404 uf5405 uf5406 uf5407 http://ww w .weitron.com.tw uf5401 thru uf5407 2/3 05-mar-09 100 200 300 400 500 600 800 100 200 300 400 500 600 800 70 140 210 280 350 420 560 s t o r age jun c tion t empe r a tu r e r ange maximum reverse recovery time t s t g c thermal resistance r ja 60 50 75 c/w diode jun c tion c apacitan c e f=1mhz and applied 4v dc reverse voltage c j 75 pf ns m aximum dc bloc k ing v oltage rms r e v erse v oltage v r vr (rms) 1 no t es 1. r e v erse r e c o v e r y t ime t est c ondition: if=3a, ir=1.0a, irr=0.25a
weitron weitron http://ww w .weitron.com.tw uf5401 thru uf5407 3/3 05-mar-09 ratingand characteristic curves fig. 1 - forward current derating curve fig. 2 - peak forward surge current fig. 3 - typical forward characteristics fig.4 - typical reverse leakage characteristics 2 5 0 1. 0 2. 0 3. 0 4. 0 5. 0 6. 0 5 0 7 5 10 0 12 5 15 0 17 5 singl e phas e hal f w a v e 60h z resistiv e o r inductiv e loa d .375 " lea d length s 100 0 20 0 18 0 15 0 21 0 10 0 12 0 9 0 6 0 5 0 1 0 3 0 5 1 0 1 0 1 . 0 0 . 1 . 0 1 0. 4 0 . 6 0. 8 1. 0 1. 2 1 . 4 t = 2 5 c a o 1. 6 1 . 8 400 v 5 00 - 6 0 0 v 800 v 100-300 v ins t an t aneou s fo r w ar d vo lt age,vo l t s t n e r r u c d r a w r o f s u o e n a t n a t s n i s e r e p m a ambien t temper a ture , c o s e r e p m a , t n e r r u c d r a w r o f e g a r e v a no . o f cycle s a t 60h z s e r e p m a , t n e r r u c e g r u s d r a w r o f percen t o f pea k rever e vo lt age, % a u , t n e r r u c e s r e v e r s u o e n a t n a t s n i 10 0 1. 0 0.0 1 2 0 4 0 6 0 8 0 10 0 12 0 14 0 0. 1 0 1 0 t =2 5 c j o t =7 5 c j o t =12 5 c j o
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