n ?=ommm=fuvp=^??=??=??? high voltage current regulators the ixys ixc series of high voltage current regulators consists of non- switchable, 2-terminal, ac and dc current regulators. features b???=?~??=??=?~~?j ???= ( rm=?lhf j???=??=qrm=s=?~a???? b~??=??????=??=?????~? ??=????? qm=t=??????=???~?? f??~??~?=?~??~?=~?a~?? gbab`=qljoom=~??=qljoro applications m^_u=??=???? q???=??=??~???=? m^_u?=~??=????? e??=?~??=???~?=???? p?=???=~??=???~?=???? ea`=~??=^`f f??~?~????=~???=?~?? ??? t~????=???? p??=?~j=??? non-switchable regulators this is a family of extremely stable, high voltage current regulators with the typical output characteristic shown in figure 1. the temperature stability is based on a threshold compensation technique and uses ixys' most recently developed high voltage process. the complete family will be capable of providing other intermediate current levels which can be programmed on-chip during the manufacturing phase. specific applications are current sourcing in pabx applications, telephone line terminations, surge protection and voltage supply protection. two devices in a back-to- back configuration will give bidirectional operation. specific bidirectional applications would be series surge protection and soft start- up applications from ac mains. ixc series v ^h = 450/350 v i ^emf = 2 - 100 ma r avk = 9 - 900 k ? ? ? ? ? to-252 aa (ixcy) to-220 ab (ixcp) current regulator nomenclature m~?=?~?=?=???=?=???==???????? ??????~w ixcp10m45a (example) ix fuvp c `?=o??~? m~?a~?=?? p qljoom=^_ y qljoro=eajm^hfg 10 `?=o~??i nm=z=nm=?^ m `?=i?? ^=z=^??i=j=z=?^i r=z= ^ 45 s??~?=~?? qr=z=qrm=s e_?~?af a`=k??j???~?? a ^`=???j???~?? gw=^`=??=??~?=???=~?~?~??=? qljoo=~?a~?k preliminary data sheet =c?k=nk `?=o??~?=l `~~???? ac non-switchable regulators this family consists of two dc current regulators connected internally in series to regulate the current to a specified value in both directions. its output characteristics in quadrants 1 and 3 are the same as shown in figure 1 so that the current regulation is also the same in both directions. parts are only available in the to-220 package. c?k=ok=_???a=?~?~?=??==???j???~??=??~? ds98703a (11/00) 4 1 3 4 1 2 3
o ?=ommm=fuvp=^??=??=??? ixc series to-220 ab outline symbol definition maximum ratings v ak a~?=p??=s??~? qrmlprm s p d m??=a??~??========fu`|moj=?=fu`|rmj or t eq `= z=or `f =========fu`|smj=c=fu`|nmmj qm t i rm j~???=o??=`? n ^ t j g????=l~??=q?~ jrr=?=hnrm ` t stg p?~?=q?~ jrr=?=hnrm ` t l q?~=??=??????=e?~?k=nm=?f osm ` m d j????=? ?=???=jp=eqljoomf mkqrlq k?l??k?k ?=???=jpkr=eqljoomf mkrrlr k?l??k?k symbol definition/condition characteristic values eq g =z=or `i=????=???=????f min. typ. max. bv ak g _~a???? ||jqr f a= z=nkr=f ^emf qrm s ???~? ||jpr f a= z=nkr=f ^emf prm s i a(p) m?~~ moj|| s ^h= z==nm=s nkv okm okr ?^ `? nmj|| vkm nm nnku ?^ omj|| nu om oo ?^ pmj|| ou pm pr ?^ qmj|| ps qm qq ?^ rmj|| qr rm rr ?^ smj|| rs sm sq ?^ nmmj|| uu nmm nnm ?^ ? ? ? ? ? i a(p) / ? ? ? ? ? t m?~~=`?=p? s ^h z==nm=s rm ?lh ?=q?~ ? ? ? ? ? v ak / ? ? ? ? ? i a(p) a?~?? moj|| s ^h= z==nm=s umm vmm a ? o??~?? nmj|| nsm num a ? omj|| ==tu ur a ? pmj|| ==qm qr a ? qmj|| ==po pr a ? rmj|| ==nv on a ? smj|| ==nr nt a ? nmmj|| ====u v a ? v f diode forward voltage drop; i f = 50ma 1.8 v r thjc q?~?=o??~??=????j?j?~? fu`|moj=?=fu`|rmj rkm hlt fu`|smj=c=fu`|nmmj pkn hlt r thja q?~?=o??~??=????j?j~??? qljoom um hlt qljoro nmm hlt g==m??=?=?=??=??=???~??=?=??=???=?~~??k non-switchable dc current regulators to-252 aa outline pin connections 1 = no connection 2, 4 = positive terminal a 3 = negative terminal k product marking to-220 types - full part number to-252 - last 7 alpha-numeric characters of the part number, e.g. cy02m45 a?k=====j??? f??? j?k j~?k j?k j~?k ^ oknv okpu mkmus mkmvq ^n mkuv nknq mkmpr mkmqr ^o m mknp m mkmmr ? mksq mkuv mkmor mkmpr ?n mkts nknq mkmpm mkmqr ?o rkon rkqs mkomr mkonr ? mkqs mkru mkmnu mkmop ?n mkqs mkru mkmnu mkmop a rkvt skoo mkopr mkoqr an qkpo rkon mkntm mkomr b skpr sktp mkorm mkosr bn qkpo rkon mkntm mkomr okou=_p` mkmvm=_p` n qkrt=_p` mknum=_p` e vkqm nmkqo mkptm mkqnm i mkrn nkmo mkmom mkmqm in mksq nkmo mkmor mkmqm io mkuv nkot mkmpr mkmrm ip okrq okvo mknmm mknnr
p ?=ommm=fuvp=^??=??=??? pin connections 1 = terminal k1 2, 4 = terminal a1, 2 3 = terminal k2 non-switchable ac current regulators fig. 3. equivalent circuit for the ac current regulators. product marking full part number v kk - volts -50 0 50 i k - milliamperes -0.04 -0.03 -0.02 -0.01 0.00 0.01 0.02 0.03 0.04 fig. 4. output characteristics for the ixcp30m45a current regulator. ixcp__a series symbol definition maximum ratings v ak a~?=p??=s??~? qrmlprm s p d m??=a??~??=q `= z=or `f or t t j g????=l~??=q?~ jrr=?=hnrm ` t stg p?~?=q?~ jrr=?=hnrm ` t l q?~=??=??????=e?~?k=nm=?f osm ` m d j????=? ?=???=jp mkqrlq k?l??k?k ?=???=jpkr mkrrlr k?l??k?k symbol definition/condition characteristic values eq g =z=or `i=????=???=????f min. typ. max. bv ak g _~a???? ||jqr^ f a= z=nkr=f ^emf qrm s ???~?=~ ||jpr^ f a= z=nkr=f ^emf prm s i a(p) m?~~ moj|| nku okm okr ?^ `? nmj|| s ^h= z==nm=s vkm nm nnku ?^ omj|| nu om oo ?^ pmj|| ou pm pr ?^ qmj|| ps qm qq ?^ rmj|| qr rm rr ?^ ? ? ? ? ? i a(p) / ? ? ? ? ? t m?~~=`?=p? s ^h z==nm=s rm ?lh ?=q?~ ? ? ? ? ? v ak / ? ? ? ? ? i a(p) a?~?? moj|| s ^h= z==nm=s umm vmm a ? o??~?? nmj|| nsm num a ? omj|| =tu ur a ? pmj|| =qm qr a ? qmj|| =po pr a ? rmj|| =nv on a ? v f diode forward voltage drop; i f = 50ma 1.8 v r thjc q?~?=o??~??=????j?j?~? r hlt r thja q?~?=o??~??=????j?j~??? um hlt g==m??=?=?=??=??=???~??=?=??=???=?~~??k a??=~???=~??=?~~????=~==?k
q ?=ommm=fuvp=^??=??=??? application examples dc and ac overvoltage suppression q= ??~?= ?~?= ?= ??= ~?= ~ ???~?=??=????k=q=??? ?=~?~?=??????=?=??=?= ?~?= ec?k= rf= ~??= ????= ???~?? ?~=~=~==??=???=???=~? = ?~~= ec?k= s~fk= ^?= ?????? ???~?=??=ec?k=s?f=???=~?= ?~a????=???~?=??==??~?=??? ?=??~??=?==fu`m=??~?=? ???~?=???=~?==?~~=?? ??= = ????= ??~??= ??= ??~?k testing & handling recommendations c?=?~?=~??????=??==~? ?= = ????= ?~= ?= ???= ?~~????= ?= ?= ~ ??=~=??a??i==?????? ??= ???~??= ????= ?= a ??= nkr= t= ~= ~???= ??= or ? `k eo g^ = z= um= hlt= ??= qljoomi= ~?? o g^ =z=nmm=hlt=??=qljorof k??~?= ????~?= ~????? ?~???= ??= jlp= ???? ????=?=~??=?k ixys corporation 3540 bassett st. santa clara, ca 95054 tel: 408-982-0700; fax: 408-496-0670 ixys semiconductor gmbh edisonstr. 15; d-68623 lampertheim, germany tel: +49-6206-503-0; fax: +49-6206-503627 c?k=rk=a`=??=????? soft start-up circuits e==??~?=?~~???=??? ??~?=?~?=??=???=??=?~? ???=??=??=?=?~??=~?? ?=~=??~?k=q=???i=?=?=qrm=s ?~~??=????i=??=?~??i=?=?? ?= ~= a`= ?? ??= ?= ?= ^` ?~??=?=??==?~?=?=??=?? ??= ??= ?~?= ??~???i= ? ??~???= = ??~??= ??= ??~? ??k= f= ????i= ??i= ?= ?? ?????=?=????=???~?=~??=? =~???~??=????=????k highly stable voltage sources ^??=?????=~??~??=????=? ?= ?= = ??= ??~?= ~?= ~ c?k=vk k??~?=????=??a?=? ??=?=~?=??~? c?kuk=i??=???=??=??~?? ??~?=??=??? c?k=s?k=f??????=??l?=?? ~????=??~? c?k=s~k=a`=??=????? ???= ??= ~= ??= ?~??= ??= ? ???= ~= ?~??= ???~?= ??? ec?k= tfk= q?= ????= ?= ????? ?????=??=?~=~??=~=??? ???= ~?~?k= ^= ?= ???~? ???=?=~???=?????i=~?a?=? =?=?~a????=???~??k instantaneous "fuse" ^??= ~??~??= ????= ? ????= ~?~??= ????= ???~? ????=??=???~?=??=???=?=???? ?~??=?=?????=????i=???? ???= ??= ??????= ????? ????= ?= ????k= k??~?= ???? ???a?= ???= ?~?= ?????~?? ??=???==?==~a?=??= ??= ?= ??~k= q?= ????= ?~?= ~ ?????=?=?=??=~?=???~?=? ?~?=?~???????=??==?=???? ?~??i=??=?=?~?j????=???=ec?k ufk=q=??=??~?=?=??=? =????=?~?=???==??=? ?= ???= ?~??= ???= ec?k= vfk q??===???~?=??=???=?? ????=????~??=~??==??~? ?~??=?~?k q=??=??~?=?=????=~? ???~?~???=?????=?????k=t? =????=??????=?=?~??i= ??~?= ???= ?= ???~? ???????=???k q=?????=~??~?~??=?=~???=? ??~?=~?=??=???=~w m???=~=???=?==?? ??=???=~=?~?=?????? o??~?=?~??=?~? `~?=?=~??=?=?=?=????=? ???~=~=?????=?~?=??~? r = 100 ? v out = 3.5 v nominal r = 50 ? v out = 1.75 v nominal r = 25 ? v out = 0.875 v nominal c?k=tk==p??=???~?=???=? ?=?~?? ixc series
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