photocoupler features ? collector-emitter voltage : min.35v ? current transfer ratio : typ.500% (at i f =1ma, v ce =2v) ? electrical isolation voltage : ac5000v rms ? 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 k5620 *1. input current with 100 ? pulse width, 1% duty cycle *2. measured at rh=40~60% for 1min *3. 1/16 inch form case for 10sec ? telephone line receiver symbol reverse voltage v r 5 power dissipation p d 150 rating package. k5620 ? K5621 these photocouplers cosist of a gallium arsenide infrared emitting diode and a silicon npn photodarlington transistor in a 6-pin mw 260 ? collector power dissipation p c lead soldering temperature *3 t sol operating temperature t opr -30~+100 ? storage temperature t stg -55~+125 ? input to output isolation voltage *2 v iso ac5000 v rms 150 mw v v v collector current i c 50 ma emitter-collector breakdown voltage bv eco 6 collector-base breakdown voltage** bv cbo 35 bv ceo 35 125 unit input forward current i f 60 ma a junction temperature t j parameter mw p tot 200 v total power dissipation peak forward current *1 i fp 1 output collector-emitter breakdown voltage 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 2 0 k 5 6 2 1
photocoupler electro-optical characteristics (ta=25 ? , unless otherwise noted) i f =10ma v r =5v 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 k5620 *4. ctr=(i c /i f ) x 100 (%) ctr i f =1ma, v ce =2v rh=40~60%, v=500v bv ceo v ce(sat) bv eco bv cbo coupled rise time fall time condition tf c t - 100 10 11 - - 10 - - - typ. 1.15 v k5620 ? K5621 parameter unit. input pf symbol v f - max. 30 1.30 10 ? - tr - r io 0.85 1 100 - - - ? - ? pf % v pf 1.0 - - 6 - 100 na 500 - - ? output forward voltage capacitance collector-emitter breakdown voltage emitter-collector breakdown voltage collector dark current collector-base breakdown voltage ** input-output isolation resistance input-output capacitance capacitance current transfer ratio *4 collector-emitter saturation voltage c ce c io v v v 35 - 35 - i ceo - - min. - - reverse current i r - 2/3
p h o t o c o u p l e r k 5 6 2 0 ? k 5 6 2 1 3 / 3 a m b i e n t t e m p e r a t u r e 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 1 1 9 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 t a ( ? ) 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 2 . 0 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 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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