photocoupler features ? collector-emitter voltage : min.35v ? electrical isolation voltage : ac5000v rms ? without base connection : K5640 ? with base connection : k5641 ? ul recognized file no. e107486 applications ? interface between two circuits of different potential ? automatic vending machine ? power supply regulators maximum ratings (ta=25 ? ) ** except for K5640 *1. input current with 100ms pulse width, 1% duty cycle *2. measured at rh=40~60% for 1min *3. 1/16 inch form case for 10sec mw unit input forward current i f ?? 60 ma a junction temperature t j parameter total power dissipation peak forward current *1 i fp ?? 1 p tot 200 output collector-emitter breakdown voltage bv ceo 35 125 ? emitter-collector breakdown voltage bv eco 6 collector-base breakdown voltage** bv cbo 35 collector current i c 50 ma 150 mw v v v input to output isolation voltage *2 v iso ac5000 v rms -30~+100 ? storage temperature t stg -55~+125 ? collector power dissipation p c lead soldering temperature *3 t sol operating temperature t opr 260 ? mw K5640 ? k5641 these photocouplers cosist of two gallium arsenide infrared emitting diodes and a silicon npn photodarlington transistor in a 6-pin package. ? current transfer ratio : typ.500% (at i f =a1ma, v ce =2v) power dissipation p d 150 rating ? telephone line receiver symbol dimension (unit : mm) 1/3 3 2 1 6 5 4 4 5 6 1 2 3 p i n n o . a n d i n t e r n a l c o n n e c t i o n d i a g r a m k 5 6 4 0 k 5 6 4 1
photocoupler electro-optical characteristics (ta=25 ? , unless otherwise noted) i f = 10ma v=0, f=1mhz i c =1ma i e =0.1ma i c =0.1ma i f =0, v ce =10v v ce =0, f=1mhz i f = ?? 1ma, i c =2ma v=0, f=1mhz v c e =10v, r l =100 i c =2ma ** except for K5640 *4. ctr=(i c /i f ) x 100 (%) i ceo - - min. - v v v 35 - 35 collector-base breakdown voltage ** input-output isolation resistance input-output capacitance capacitance current transfer ratio *4 collector-emitter saturation voltage c ce c io output forward voltage capacitance collector-emitter breakdown voltage emitter-collector breakdown voltage collector dark current - - 6 - 100 na 500 - - ? - ? pf % v pf 1.0 tr - r io 0.85 1 100 - pf symbol v f - max. 30 1.30 - - - - ? typ. 1.15 v K5640 ? k5641 parameter unit. input 100 10 11 - - 10 - - - coupled rise time fall time condition tf c t - ctr i f = ?? 1ma, v ce =2v rh=40~60%, v=500v bv ceo v ce(sat) bv eco bv cbo 2/3
p h o t o c o u p l e r k 5 6 4 0 ? k 5 6 4 1 3 / 3 a m b i e n t t e m p e r a t u r e t a ( ? ) t a ( ? ) f o r w a r d c u r r e n t v s . a m b i e n t t e m p e r a t u r e 0 - 2 0 0 2 0 f o r w a r d c u r r e n t i f ( m a ) 1 0 2 0 4 0 3 0 5 0 4 0 6 0 1 0 0 c o l l e c t o r - e m i t t e r v o l t a g e v c e ( v ) c o l l e c t o r c u r r e n t v s . c o l l e c t o r - e m i t t e r v o l t a g e 0 2 4 6 c o l l e c t o r c u r r e n t i c ( m a ) 8 1 0 8 0 d a r k c u r r e n t i c e o ( u a ) a m b i e n t t e m p e r a t u r e t a ( ? ) 0 0 . 0 0 1 0 . 0 1 4 0 2 0 0 . 1 1 0 8 0 6 0 1 0 0 d a r k c u r r e n t v s . a m b i e n t t e m p e r a t u r e 1 0 2 0 3 0 4 0 o u t p u t i n p u t t e s t c i r c u i t v i n r r l v o v c c w a v e f o r m 1 0 % 9 0 % s w i t c h i n g t i m e t e s t c i r c u i t t r t f 1 c o l l e c t o r c u r r e n t i c ( m a ) f o r w a r d c u r r e n t i f ( m a ) 1 0 0 1 3 5 7 9 1 1 c o l l e c t o r c u r r e n t v s . f o r w a r d c u r r e n t 4 0 3 0 2 0 ~ 6 0 5 0 1 0 0 c o l l e c t o r p o w e r d i s s i p a t i o n p c ( m w ) c o l l e c t o r p o w e r d i s s i p a t i o n v s . a m b i e n t t e m p e r a t u r e 2 5 0 4 0 a m b i e n t t e m p e r a t u r e 0 - 2 0 0 2 0 1 5 0 5 0 1 0 0 2 0 0 8 0 6 0 1 0 0 f o r w a r d v o l t a g e v f ( v ) 2 0 0 0 . 4 1 0 0 1 2 0 1 4 0 6 0 4 0 8 0 f o r w a r d c u r r e n t i f ( m a ) 1 . 2 0 . 8 1 . 6 t a = 7 0 ? t a = 2 5 ? t a = - 5 5 ? f o r w a r d c u r r e n t v s . f o r w a r d v o l t a g e 2 . 0 6 0 i f = 3 m a i f = 2 . 5 m a i f = 2 m a i f = 1 . 5 m a i f = 0 . 5 m a i f = 1 m a p c ( m a x . ) v c e = 2 4 v v c e = 1 0 v t a = 2 5 ? t a = 2 5 ? v c e = 2 v
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