photocoupler ps8741 for optical daa, high linear 16-pin sop photocoupler ? nepoc series ? description t he ps8741 is an optically coupled isol ator containing a gaas led on t he input side and tw o photodiodes on the output side. it is suitable for analog control applications such as pcmcia card, modem, voice telephony and fax machines. features ? for pcmcia ? small and thin package (16-pin sop: pin pitch = 1.27 mm, height = 2.1 mm) ? high transfer gain linearity ( ? k 3 = 1% max . ) ? high isolation voltage (bv = 1 500 vr.m.s.) ? ordering number of taping produc t: ps8741-f 3 , f 4 : 2 500 pcs/reel ? safety standards ? ul approved: f ile no. e72422 applications ? pcmcia card ? notebook pc, pda ? modem ? t e lephone, f a x the mark ? show s major rev i sed points. document no. pn10134ej03v0ds (3rd edition) date published september 2004 cp(k)
ps8741 package dimensions (unit: m m ) 10.30.3 2.0 +0.1 ?0.2 1.9 0.10.1 0.40 +0.10 ?0.05 0.12 m 1.27 0.15 +0.10 ?0.05 0.50.3 4.4 1.3 7.00.3 pin connections (top view) 16 14 15 12 13 10 11 9 13 25 47 8 6 1. led1 cathode (ch1) 9. pd1 anode (ch2) 2. led1 anode (ch1) 10. pd1 cathode (ch2) 3. pd1 cathode (ch1) 11. led2 anode (ch2) 4. pd1 anode (ch1) 12. led2 cathode (ch2) 5. nc 13. pd2 anode (ch1) 6. nc 14. pd2 cathode (ch1) 7. pd2 cathode (ch2) 15. nc 8. pd2 anode (ch2) 16. nc k 1 k 2 led1 led2 k 2 k 1 pd1 pd2 pd2 pd1 marking ps8741 n003 n 0 03 no. 1 pin mark week assembled year assembled (last 1 digit) rank code country assembled type number assembly lot data sheet pn10134ej03v0ds 2
ps8741 ordering information part number order number solder plating specification packing sty l e safety standard application part number *1 ps8741 ps8741 solder magazine case 45 pcs standard products ps8741 p s 8 7 4 1 - f 3 p s 8 7 4 1 - f 3 c o n t a i n s l e a d emboss ed tape 2 500 pcs/reel (ul approved) p s 8 7 4 1 - f 4 p s 8 7 4 1 - f 4 ps8741 ps8741-a pb-free magazine case 45 pcs ps8741-f3 PS8741-F3-A embossed tape 2 500 pcs/reel p s 8 7 4 1 - f 4 p s 8 7 4 1 - f 4 - a *1 f o r the application of the safety standar d, follow i ng part number should be used. absolute maximum ratings (t a = 25 c, unless otherw ise specified) p a r a m e t e r s y m b o l r a t i n g s u n i t diode forw ard current (dc) i f 5 0 m a r e v e r s e v o l t a g e v r 3 v p o w e r d i s s i p a t i o n p d 8 0 m w / c h peak forw ard current *1 i fp 0 . 5 a de te c t o r reverse voltage v r 2 0 v p o w e r d i s s i p a t i o n p c 5 0 m w / c h isolation voltage *2 b v 1 5 0 0 v r . m . s . total pow e r dissipation p t 1 8 0 m w operating ambient temperature t a ? 40 to +85 c storage temperature t st g ? 40 to +100 c *1 pw = 100 s, duty cy cle = 1% *2 ac voltage for 1 minute at t a = 2 5 c, rh = 60% betw een input and output electrical characteristics (t a = 25 c, unless otherw ise specified) p a r a m e t e r s y m b o l c o n d i t i o n s m i n . ty p . m a x . u n i t d i o d e f o r w ard v o l t a g e v f i f = 5 ma 1.1 1.4 v r e v e r s e c u r r e n t i r v r = 3 v 10 a t e r m i n a l c a p a c i t a n c e c t v = 0 v, f = 1 mhz 30 pf d e t e c t o r d a r k c u r r e n t i d v cc = 5 v, i f = 0 ma 1 25 na coupled servo gain (i pd1 /i f ) k 1 v cc = 5 v, i f = 2 ma 0.3 1.0 1.8 % forw ard gain (i pd2 /i f ) k 2 0 . 3 1 . 0 1 . 8 trans fer gai n (k 2 /k 1 ) k 3 v cc = 5 v, i f = 2 ma 0.75 1.0 1.25 transfer gain linearity ? k 3 v cc = 5 v, i f = 2 to 10 ma 0.3 1 % k 3 temperature coefficient ? k 3 / ? t v cc = 5 v, i f = 2 to 10 ma, t a = ? 40 to +85 c 0 . 0 0 5 %/ c data sheet pn10134ej03v0ds 3
ps8741 usage cautions 1. t h is product is w eak for static el ectricity by designed w i th high-speed integr ated circuit so protect against static electricity w hen handling. 2. by -pass capacitor of more than 0.1 f is used betw een v cc and gnd near device. al so, ensure that the distance betw een the leads of the photocoupler and capacitor is no more than 10 mm. 3. avoid storage at a high te mperature and high humidity . data sheet pn10134ej03v0ds 4
ps8741 typical characteristics (t a = 25 c, unless otherw ise specified) servo current vs. forward current forward current i f (ma) 250 200 150 100 50 servo current i pd1 ( a) 02 6 4 8 10 12 photo current vs. forward current forward current i f (ma) 250 200 150 100 50 photo current i pd ( a) 02 4 6 8 1 0 1 2 0 2 4 6 8 1 0 1 2 ?60 ?40 ?20 0 2 0 4 0 6 0 8 0 100 120 transfer gain vs. forward current forward current i f (ma) 1.10 1.05 1.00 0.95 0.90 0.85 0.80 transfer gain k 3 servo gain vs. forward current forward current i f (ma) 2.5 2.0 1.5 1.0 0.5 servo gain k 1 (%) 02 4 6 8 1 0 1 2 02 4 6 8 1 0 1 2 forward gain vs. forward current forward current i f (ma) 2.5 2.0 1.5 1.0 0.5 forward gain k 2 (%) transfer gain vs. ambient temperature ambient temperature t a (?c) 1.10 1.05 1.00 0.95 0.90 0.85 0.80 transfer gain k 3 t a = ?45?c ?20?c 0?c +25?c +50?c +75?c +85?c t a = ?45?c ?20?c 0?c +25?c +50?c +75?c +85?c v cc = 5 v v cc = 5 v v cc = 5 v v cc = 5 v v cc = 5 v v cc = 5 v, i f = 2 ma t a = ?45?c ?20?c 0?c +25?c +50?c +75?c +85?c t a = ?45?c ?20?c 0?c +25?c +50?c +75?c +85?c remark t he graphs indicate nominal characteristics. data sheet pn10134ej03v0ds 5
ps8741 taping specifications (unit: mm) tape direction outline and dimensions (reel) packing: 2 500 pcs/reel outline and dimensions (tape) 1.550.1 12.00.1 2.00.1 4.00.1 1.750.1 16.00.3 8.30.1 2.8 max. 10.70.1 0.3 2.30.1 7.50.1 1.5 +0.1 ?0 ps8741-f3 ps8741-f4 15.9 to 19.4 outer edge of flange 1001.0 3302.0 2.00.5 r 1.0 13.00.2 21.00.8 2.00.5 21.51.0 17.51.0 data sheet pn10134ej03v0ds 6
ps8741 notes on handling 1. recommended soldering conditions (1) infrared reflow soldering ? peak reflow temperature 260 c or below (package surface temperature) ? t i me of peak reflow temperature 10 seconds or less ? t i me of temperature higher than 220 c 60 seconds or less ? t i me to preheat temperature from 120 to 180 c 120 30 s ? number of reflow s t h ree ? f l ux rosin flux containing small amount of chlorine (t he flux w i th a maximum chlorine content of 0.2 w t % is recommended.) 12030 s (preheating) 220?c 180?c package surface temperature t (?c) time (s) recommended temperature profile of infrared reflow (heating) to 10 s to 60 s 260?c max. 120?c (2) wav e soldering ? t e mperature 260 c or below (molten solder temperature) ? t i me 10 seconds or less ? preheating conditions 120 c or below (package surface temperature) ? number of times one (allow ed to be dipped in solder including plastic mold portion.) ? f l ux rosin flux containing small amount of chlorine (t he flux w i th a maximum chlorine content of 0.2 w t % is recommended.) (3 ) ca utions ? f l uxes avoid removing the residual flux w i th freon-based and chlorine-based cleaning solvent. data sheet pn10134ej03v0ds 7
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