cosmo electronics corp. document no. 6 9p04005 .2 - 1 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? description the kpc354 series of devices each consist of two infrared emitting diode s , connected in inverse parallel, optically coupled to a phototransistor detector. they are packaged in a 4 - pin mini - flat package. the input - output i solation voltage is rat ed at 3750 vrms.. ? schematic 1. anode / cathode 2. anode / cathode 3. emitter 4. collector ? features 1 . halogen f ree 2 . pb free and roh s compliant 3 . ac input 4. mini - flat package: compact 4 pin sop with a 2.0mm profile 5. subminiature type (the volume i s smaller than that of our conventional dip type by as far as 30%) 6 . isolation voltage between input and output (viso : 3750vrms). 7. msl class 1 8 . agency approvals : ? ul approved ( no. e 169586 ): ul1577 ? c - ul approved ( no. e 169586 ) ? vde approved ( no. 40014684 ): din en 60747 - 5 - 5 ? fimko approved: en60065, en60950 ? cqc approved : gb8898 - 2011 , gb4943 .1 - 2011 ? application s ? hybrid substrates that require high density mounting ? programmable controllers 2 1 3 4
cosmo electronics corp. document no. 6 9p04005 .2 - 2 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? outside dimension unit : mm tolerance : 0.2mm ? device marking notes: cosmo 35 4 nt yww y: year c ode / ww: week c ode : ctr r ank 2.54 4.40 0.40 0.50 7.00 0.5 0.4 0.10 0.10 3.90 0.5 2.0 0.5
cosmo electronics corp. document no. 6 9p04005 .2 - 3 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? absolute maximum ratings (ta=25 ) parameter symbol rating unit input forward current i f 50 ma peak forward current i fm 1 a power dissipation p d 70 mw output collector - e mitter voltage v ceo 8 0 v emitter - c ollector voltage v eco 5 v collector curren t i c 50 ma collector power dissipation p c 150 mw total power dissipation ptot 170 mw isolation voltage 1 minute viso 3750 vrms operating temperature topr - 55 to +1 15 storage temperature tstg - 55 to +125 soldering temperature 10 second s tsol 260 ? electro - optical characteristics (ta=25 ) parameter symbol conditions m in . t yp . m ax . unit input forward voltage v f i f = 20ma C 1.2 1.4 v terminal capacitance ct v=0, f=1 k h z C 30 250 pf output collector dark current i ceo v ce =20v, i f =0 C C 0.1 ua collector - e mitter breakdown v oltage bv ceo ic= 100u a, i f =0 8 0 - - v emitter - c ollector breakdown voltage bv eco i e =100ua, i f =0 5 - - v transfer charac - teristics current transfer ratio ctr i f = 1 ma, v ce =5v 20 C 400 % collector - e mi tter saturation voltage v ce (sat) i f = 20ma, ic=1ma C 0.1 0.3 v isolation resistance riso dc500v 40 to 60%rh 5 x 10 10 10 11 C floating capacitance cf v=0, f=1mh z C 0.6 1.0 pf response time (rise) tr vce=2v,ic=2ma,r l =100 C 4 18 us response time (fall) tf C 3 18 us
cosmo electronics corp. document no. 6 9p04005 .2 - 4 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler classification table of current transfer ratio is shown below. ctr rank. ctr ( % ) kpc354nt0a 50 to 150 kpc354nt0 b 20 to 400 fig.1 current transfer ratio vs. forward current current transfer ratio ctr ( % ) 60 1 0.2 20 0 0.1 40 0.5 2 5 20 10 140 100 80 120 50 forward current i f (ma) fig.2 collector power dissipation vs. ambient temperature fig.3 collector da rk current vs. ambient temperature collector power dissipation p c ( mw ) 50 100 0 -55 0 150 200 25 55 75 100 125 collector dark current i ceo ( a ) 1 1 5 1 0 1 0 - 5 5 - 1 1 - 1 0 1 0 1 0 1 0 - 9 - 8 - 7 5 0 2 5 0 7 5 1 0 0 - 6 - 5 c e v = 2 0 v 1 0 1 0 - 2 5 ambient temperature ta ( ) ambient temperature ta ( ) fig.4 forward current vs. ambient temperature fig.5 forward current vs. forward voltage forward current i f ( ma ) 60 10 -55 0 20 0 25 30 40 50 50 75 115 125 forward current i f ( ma ) 20 1.0 0.5 0 1 2 5 10 3.0 2.5 2.0 1.5 500 100 50 200 ta=75 50 25 0 -25 am bient temperature ta ( ) forward voltage v f (v)
cosmo electronics corp. document no. 6 9p04005 .2 - 5 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler fig.6 collector current vs. collector - emitter voltage fig.7 relative current transfer ratio vs. ambient temperature collector current i c (ma) 0 5 10 p (m a x ) c 10 20 40 30 50 i =5m a f t a=2 5 i = 10m a f i = 20m a f i = 30m a f relative current tr ansfer ratio ( % ) -5 5 0 -2 5 50 2 5 5 0 1 1 5 7 5 i = 1 m a v = 5v 1 50 1 00 0 f c e collector - emitter voltage v ce (v) ambient temperature ta ( ) fig.8 collector - emitter saturation voltage vs. ambient temperature fig.9 collector - emitter saturation voltage vs. forward current collector - emitter saturation voltage v ce ( v ) 40 0.02 -55 0 0.04 20 0 0.06 0.08 0.12 0.10 0.16 0.14 60 80 100 120 i f =20m a i c =1m a collector - emitter saturation voltage v ce ( v ) 0 i c = 5 m a i c = 7 m a i c = 1 m a i c = 3 m a i c = 0 . 5 m a t a = 2 5 c 1 2 3 4 5 6 0 1 3 5 7 9 1 2 1 5 ambient temperature ta ( ) forward current i f (ma) fig.10 response time (rise) vs. load resistance fig.11 response time (fall) vs. load resistance response rise time ( us ) 1 0 1 0 .1 tr 0 .5 0 .2 0 .1 1 2 5 1 0 2 0 1 0 0 5 0 ic = 2 m a v = 2 v t a = 2 5 c c e response fall time ( us ) 1 0 0 .1 1 0 .1 0 .2 1 0 .5 5 2 2 0 1 0 t a = 2 5 i c = 2 m a v = 2 v 1 0 0 5 0 c tf c e load resistance r l (k ) load resistance r l (k )
cosmo electronics corp. document no. 6 9p04005 .2 - 6 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? test circuit f or response time vce tr tf 90% 10% 2 1 3 4 r vcc vce i f l i f
cosmo electronics corp. document no. 6 9p04005 .2 - 7 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? recommended soldering conditions (a) infrared reflow soldering ? peak reflow soldering ? time of peak reflow temperature ? time of temperature higher than 230 ? time to preheat t emperature from 180~190 ? time(s) of reflow ? flux 2 60 or below (package surface temperature) 10 sec 30 - 60 sec 60 - 120 sec two rosin flux containing small amount of chlorine (the f lux with a maximum chlorine content of 0.2 wt% is recommended.) recommended temperature profile o f infrared reflow 1 8 0 1 9 0 2 3 0 2 6 0 6 0 -1 2 0 s e c 3 0 -6 0 s e c t (s ) temperature 1 0 s e c m a x . (b) wave soldering ? temperature ? time ? preheating conditions ? t ime ( s ) of reflow ? flux 260 or below (molten solder temperature) 10 seconds or less 120 or below (package surface temperature) one rosin flu x containing small amount of chlorine (the flux with a maximum chlorine content of 0.2 wt% is recommended.) (c) cautions ? fluxes avoid removing the residual flux with f reon - based and chlorine - based cleaning solvent . ? avoid shorting between portion of frame and leads.
cosmo electronics corp. document no. 6 9p04005 .2 - 8 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? numbering system k p c35 4 nt y (z) note s: k p c35 4 nt = part no. y = ctr r ank option ( a b ) z = tape and r eel option (tld tru) option description packing quantity tld tld tape & reel option 3 000 u n its per reel tru tru tape & reel opt ion 3 000 u n its per reel ? recommended pad l ayout for s urface m ount l ead f orm u nit : mm
cosmo electronics corp. document no. 6 9p04005 .2 - 9 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? 4 - pin mini - flat c arrier t ape & r eel tolerance 0.2mm
cosmo electronics corp. document no. 6 9p04005 .2 - 10 - http://www.cosmo - ic.com cosmo kpc354nt series 4pin mini - flat phototransistor photocoupler ? application n otice the content of datasheet is the guidance for product use only. cosmo takes no responsibility to the accuracy of the information provided here. for continuously improving all of products, including quality, reliability, function...etc., cosmo reserves the right to change the specification, charac teristics, data, materials, and structure of products without notice. please contact with cosmo to obtain the latest specification. it would be required to comply with the absolute maximum ratings listed in the specification. cosmo has no liability and r esponsibility to the damage caused by improper use of the products. cosmo products are intended to be designed for use in general electronics application list below: a. personal c omputer b. oa machine c. audio / video d. instrumentation e. electrical a pp lication f. measurement equipment g. consumer electronics h. telecommunication cosmo devices shall not be used or related with equipment requiring higher level of quality / reliability, or malfunction, or failure which may cause loss of human life, bodil y injury, includes, without limitation: a. medical and other life supporting equipments b. space application c. telecommunication equipment (trunk lines) d. nuclear power control e. equipment used for automotive vehicles, trains, ships...etc. this public ation is the property of cosmo. no part of this publication may be reproduced or copied in any form or any means electronically or mechanically for any purpose, in whole or in part without any written permission expressed f r o m cosmo.
|
