technical data kka8137 dual 5.1v regulator with disable and reset t o -220ab / 7 h e ptawat (plastic package) ordering information kk a8137a plastic package kk 8137a chip t j = -0 t o 130 c the kk a8137 is a monolithic dual positive voltage regulator designed to provi de fi xed preci si on out put vol t a ges of 5.1 v at current s up t o 1 a. an in tern al reset circu it g e n e rates a re set pul se when t h e out put 1 decreases bel o w t h e regul at ed vol t a ge val u e. output 2 can be di sabled by ttl input. short ci rcui t and t h erm a l prot ect i ons are i n cl uded. out put current s up t o 1 a ? ? ? ? ? ? ? fi xed preci si on output vol t a ges 5.1 v 2% output 1 with reset facility output 2 with disable by ttl input short ci rcui t prot ect i on at bot h out put s therm a l prot ect i on low drop out put vol t a ge pin assignment 1 in p u t t a b c onn e c t e d t o p i n 4 d ela y c a p di s a b l e gr oun d re s e t ou t p ut 1 ou t p ut 2 2 3 4 5 6 7 block diagram di s a b l e p r e f er enc e ou t 1 ou t 1 in p u t c r de l a y ca p ou t 2 ou t 2 di s a b l e 3 4 1 2 5 7 6 re s e t re se t p r ot e c t i on 1 http://www..net/ datasheet pdf - http://www..net/
kka8137 maximum ratings * s y m b o l p a r a m e t e r m i n m a x u n i t v in dc input vol t a ge pi n 1 20 v v dis di sabl e input vol t a ge pi n 3 20 v v rst vol t a ge at pi n 5 20 v i o1,2 sc short c i rcui t out put c u rrent v in = 7 v 1.6 a v in = 16 v 1.0 tst g s t orage tem p erat u r e - 6 5 1 5 0 c t j junct i on tem p erat ure 0 150 c * m a xi m u m r a t i ngs are t hose val u es bey ond whi c h dam a ge t o t h e devi ce m a y occur. functional operation should be restricted to the reco m m e nded operating conditions. recommended operating conditions s y m b o l p a r a m e t e r m i n m a x u n i t v in dc input vol t a ge pi n 1 7.0 14 v v dis di sabl e input vol t a ge pi n 3 0 7.0 v v rst vol t a ge at pi n 5 10 v i o1,2 out put c u rrent s 1.0 a t j junct i on tem p erat ure 0 130 c thermal data s y m b o l p a r a m e t e r v l a l u e u n i t rth (j-c) maxim u m therm a l resistance junction-case 6 o c/w r t h (j-a) m a xi m u m therm a l r e si st ance junct i on-am bi ent 60 o c/w 2 http://www..net/ datasheet pdf - http://www..net/
electrical chracteristics (v in = 7 v, t j = 25 c, unless otherwise specified) guaranteed limit s y m b o l p a r a m e t e r test c o n d i t i o n s m i n m a x unit v o1,2 out put vol t a ge v in = 7 v, v dis = 2.0 v, i o1 = -10 m a 5 . 0 5 . 2 v 7 v v in 14 v, -5 m a i o1 -750 m a , v dis = 2.0 v 4 . 9 5 . 3 ? v o1,2 li li ne r e gul at i on 7 v v in 14 v, i o1,2 = -200 m a , v dis = 2.0 v 5 0 m v ? v o1,2 lo load r e gul at i on v in = 7 v, -5 m a i o1,2 -0.6 m a , v dis = 2.0 v 1 0 0 m v v io1,2 dropout vol t a ge i o1,2 = -750 m a , v dis = 2.0 v 1.4 v i o1,2 = -1.0 m a , v dis = 2.0 v 2.0 i q qu iescen t cu rren t v in1 = 7 v, v in2 = 10 v, v dis = 0.8 v, i o1 = -10 m a 2 . 0 m a i dis disable bias current 0 v v dis 7 v,v in = 7 v - 1 0 0 2 . 0 a v o1rst r e set threshol d vol t a ge k = v o1 , v dis = 2.0 v k - 0.4 k ? 0.1 v v rth r e set threshol d hy st eresi s v dis = 2.0 v 20 75 ? v rl satu ratio n vo lt. at pin 5 in r e set c ondi t i on v 5 = 5.0 v, v dis = 2.0 v, i 5 = 5.0 m a 0 . 4 i rh leakage current at pin 5 in norm al c ondi t i on v 5 = 10 v, v dis = 2.0 v, v in = 7 v 10 a t rd reset pu lse delay at pin 5 v dis = 2.0 v, v in = 5 v t o 7 v 15 35 ns v dish di sabl e vol t a ge hi gh (out 2 active) v in = 7 v 2 v v disl di sabl e vol t a ge low (out 2 di sabl ed) v in = 7 v 0.8 v typical application in p u t 1 (0 1) o u t p ut 1 ( 0 7 ou t p ut 2 ( 0 6 di sab l e (0 3) reset ( 05 ) gr ou nd (04) c2 c3 ce kk a8137 c1 c1 to c3 = 10 f e ? 2. 5v t rd = 10 a 3 kka8137 http://www..net/ datasheet pdf - http://www..net/
to-220 ab/7 9. 9 0. 1 1 2. 8 0 . 0 7 6. 6 m a x 3. 6 +0 . 0 1 5 9. 2 0. 15 22 . 6 2 0, 7 m a x 7 pi ns 0, 7 0,1 6 127= 7. 62 1 1. 27 4. 5 1 1.3 2.65 0. 1 5.08 0. 55 0.14 14 . 9 17. 0 25. 7 0. 3 0. 0 0 2 4 5 2 4 kka8137 http://www..net/ datasheet pdf - http://www..net/
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