1SMAF4728A - 1smaf4764a voltage range: 3.3v - 100v 1 of 2 features c o m p l e t e v o l t ag e r ang e 3 . 3 t o 100 v o l ts h i gh p e a k r e v e r s e po w e r d i ss i pa t i on h i gh r e li ab ili ty lo w l e a k ag e c u rr e nt s t anda r d z e n e r v o l t ag e t o l e r an c e i s 5 % www.sunmate.tw ! ! ! ! ! power: 1.0wa t t s rating symbol value unit dc power dissipation at t l = 50 c (note1) p d 1.0 watt maxi mum forward voltage at i f = 200 ma v f 1.2 volts maxi mum thermal resistance junction to a mbient a ir (note2) r q ja 170 k / w junction temperature range t j - 55 to + 175 c storage temperature range ts - 55 to + 175 c note : (1) t l = lead temperature at 3/8 " (9.5mm) from body (2) valid provided that leads are kept at ambient temperature at a distance of 10 mm from case. maximum ratings @ t a = 25c unless otherwise specified 0 25 50 75 100 125 150 175 t l , l ea d t e m pe r a t ur e (c) 0 . 25 0 . 50 0 . 75 1 . 00 1 . 25 p d , m a x i m u m d i s s i p a t i o n ( w a t t s ) f i g . 1 m a x i m u m c o n t i nu o u s p o w e r d e r a t i ng 0 p .c. b . m oun t ed on 0 . 31 x 0 . 31 x 0 . 08 " (8 x 8 x 2 mm) c opper area s pads surface mount silicon zener diodes case: smaf,molded plastic ! ! ! ! ! mechanical data ! ! terminals: solder plated, solderable per mil-std-750, method 2026 ! ! ! polarity:color band denotes cathode end mounting position:any weight:0.0018 ounce, 0.064 grams 0.65 0.67 0.63 1.40 1.42 1.38 1.00 1.03 0.097 2.60 2.63 2.57 3.70 3.72 3.68 4.75 4.85 4.80 smaf a e l b c e h d 0.15 0.17 0.13 e d a dim min max typ b c h l all dimensions in mm
1smaf4748a 1smaf4764a 1smaf4763a 1smaf4762a 1smaf4761a 1smaf4760a 1smaf4759a 1smaf4758a 1smaf4757a 1smaf4756a 1smaf4755a 1smaf4754a 1smaf4753a 1smaf4752a 1smaf4750a 1smaf4751a 1smaf4749a 1smaf4747a 1smaf4736a 1smaf4746a 1smaf4745a 1smaf4744a 1smaf4743a 1smaf4742a 1smaf4741a 1smaf4740a 1smaf4739a 1smaf4738a 1smaf4737a 1smaf4735a 1smaf4734a 1smaf4733a 1smaf4731a 1smaf4730a 1smaf4729a 1SMAF4728A elec t ric a l ch a r a c t eris t ics r a t i ng a t 25 c a m b i e n t t e m p e r a t u r e un l e ss o t h e r w i s e s p e c i f i ed n o m i n a l z e n er m a x i m u m z e n er m a x i m u m r e v e r se m a x i m u m dc m a x i m um v o l t a ge i m p e d a n ce l ea k a g e c u rr e nt z e n e r c u rr e nt s u r g e c u rr e nt v z @ i zt i zt z zt @ i zt z zk @ i zk i zk i r @ v r i zm i rm ( 2) ( v) ( m a) ( w ) ( w ) ( m a) ( m a) ( v) ( m a) ( m a p k) 3 .3 76 .0 10 400 1 . 0 100 1 .0 276 1380 3 .6 69 .0 10 400 1 .0 100 1 .0 252 1260 3 .9 64 .0 9 .0 400 1 .0 50 1 .0 234 1190 4 .3 58 .0 9 .0 400 1 .0 10 1 .0 217 1070 4 .7 53 .0 8 .0 500 1 .0 10 1 .0 193 970 5 .1 49 .0 7 .0 550 1 .0 10 1 .0 178 890 5 .6 45 .0 5 .0 600 1 .0 10 2 .0 162 810 6 .2 41 .0 2 .0 700 1 .0 10 3 .0 146 730 6 .8 37 .0 3 .5 700 1 .0 50 4 .0 133 660 7 .5 34 .0 4 .0 700 0 .5 50 5 .0 121 605 8 .2 31 .0 4 .5 700 0 .5 50 6 .0 110 550 9 .1 28 .0 5 .0 700 0 .5 50 7 .0 100 500 10 25 .0 7 .0 700 0 . 25 50 7 .6 91 454 11 23 .0 8 .0 700 0 . 25 50 8 .4 83 414 12 21 .0 9 .0 700 0 . 25 5 .0 9 .1 76 380 13 19 .0 10 700 0 . 25 5 .0 9 .9 69 344 15 17 .0 14 700 0 . 25 5 .0 11 .4 61 305 16 15 .5 16 700 0 . 25 5 .0 12 .2 57 285 18 14 .0 20 750 0 . 25 5 .0 13 .7 50 250 20 12 .5 22 750 0 . 25 5 .0 15 .2 45 225 22 11 .5 23 750 0 . 25 5 .0 16 .7 41 205 24 10 .5 25 750 0 . 25 5 .0 18 .2 38 190 27 9 .5 35 750 0 . 25 5 .0 20 .6 34 170 30 8 .5 40 1000 0 . 25 5 .0 22 .8 30 150 33 7 .5 45 1000 0 . 25 5 .0 25 .1 27 135 36 7 .0 50 1000 0 . 25 5 .0 27 .4 25 125 39 6 .5 60 1000 0 . 25 5 .0 29 .7 23 115 43 6 .0 70 1500 0 . 25 5 .0 32 .7 22 110 47 5 .5 80 1500 0 . 25 5 .0 35 .8 19 95 51 5 .0 95 1500 0 . 25 5 .0 38 .8 18 90 56 4 .5 110 2000 0 . 25 5 .0 42 .6 16 80 62 4 .0 125 2000 0 . 25 5 .0 47 .1 14 70 68 3 .7 150 2000 0 . 25 5 .0 51 .7 13 65 75 3 .3 175 2000 0 . 25 5 .0 56 .0 12 60 82 3 .0 200 3000 0 . 25 5 .0 62 .2 11 55 91 2 .8 250 3000 0 . 25 5 .0 69 .2 10 50 100 2 .5 350 3000 0 . 25 5 .0 76 .0 9 .0 45 n o t es : ( 1 ) t h e t y p e nu m b e r li s t e d h a v e a s t a nd a r d t o l e r a n c e o n t h e n o m i n a l z e n e r v o l t a g e o f 5 %. 2 of 2 www.sunmate.tw 1smaf4732a type
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