isocom components lt d unit 25b, park v ie w roa d west , par k v iew industrial estate, brenda roa d hartlepool, cleveland, ts25 1y d tel: (01429) 863609 fax :(01429) 86358 1 input (compact range) IS3H4 d c9 3 15 7 e de s crip t ion the IS3H4 i s an optically coupl e d isola t or c o ns i s ting of two infrar e d light emitting diod e s in i n verse p aralle l and an npn silicon p h oto tra n sist o r . it belon g s to isocom?s c o mpact ran g e of opto-coup l ers fe a t ur e s ? low p r ofile p acka g e ( half pitch ) ? bi-directi o na l input ? ac isolation t est voltage 3 750v r m s ? low co u pling ca p acit a nce typically 0.6 p f ? ctr selections available ? wide tem p erature ran ge ? lead fr ee applications ? pow e r supp l y feedb a ck v oltage/curre n t ? industr i al sys t em con t roll e rs ? measur i ng i n stru m ents ? ring d etecti o n on telep h o n e lines ? signal tra n s m iss i on be t we e n syste m s of different pot e ntials a n d imped a nc e order information ? available in t ape a n d r e e l with 1000 an d 5000 pieces p er r e el marking information please note that the devic e will be marked with the gen e ric p art n umb e r ?ahp 1 ? the date co d e will also be marked o n the device . absolute maximum ratings input diode forward c u rrent 50m a reverse vol t age 6v pow e r dissi p atio n 70mw outp u t tr an sisto r coll e ctor to e m itter voltage 80v em i tt e r t o colle c t o r v ol t age 6 v coll e ctor c u rren t 50m a pow e r d i ss i p atio n 150 m w to t a l p ac ka g e isolation t e st voltag e 3750v r m s operating t e mperatur e -55 to 100 c storage t e m perat u r e -55 to 125 c a h p 1
2 electrical characteristics ambient temperature = 25c unless otherwise specified input output coupled note 1 measured with input leads short ed together and output leads shorted together dc93157e 4/08/2011 parameter symbol test condition min max unit forward voltage v f i f = 50ma 1.6 v reverse leakage i r v r = 6v 10 a junction capacitance c j v r = 0v, f = 1 mhz pf typ. 1.25 50 parameter symbol test condition min max unit collector?emitter breakdown voltage bv ceo i c = 100a 80 v emitter?collector breakdown voltage bv eco i e = 100a 6 v collector dark current i ceo v ce = 20v, i f = 0ma 100 na typ. parameter symbol test condition min max unit current transfer ratio ctr i f = 1ma, v ce = 5v 20 300 % collector?emitter saturation voltage v cesat i f = 20ma, i c = 1ma 0.2 v input to output isola- tion voltage v iso see note 1 3750 v rms typ. output rise time t r v s =2v,ic = 2ma, rl = 100 ? 6 18 s output fall time t f v s = 2v,ic = 2ma, rl = 100 ? 6 18 s cut off frequency f c i f = 10ma, v ce = 5v, r l = 100 ? 100 khz floating capacitance c io f = 1 mhz 0.6 1.0 pf IS3H4 ac input ( compact range )
3 dc93157e 4/08/2011 IS3H4 ac input ( compact range )
4 dc93157e 6408/2011 IS3H4 ac input ( compact range )
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