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BL8305A ? ? ? ? http://www.belling.com.cn - 1 - 8/8/2006 total 8 pages BL8305A BL8305A BL8305A BL8305A ? ? ? ? BL8305A ????? bl8301 ? BL8305A ??? mosfet ???? ????????? ??????????? ???? BL8305A ??? ????? BL8305A ?? ? esdlatch-up ? pdip14 sop14 ? ?? ?? ?? ?? ??? mosfet ??? ??????? ??? ???? ? <150ua esdlatch-up ? ? ? ? 1. BL8305A ????? mos ???????? mosfet ??? 1.2us ???? 3us 2. BL8305A ???????????? ???? 3. BL8305A ? ????? /? ???????? ???????? 4. BL8305A ? 6.35v ????? 150 ua 5. BL8305A ????? 6. BL8305A ???? pdip14 sop14?? 1kv esd latch-up ???
BL8305A ? ? ? ? http://www.belling.com.cn - 2 - 8/8/2006 total 8 pages t8 36w ?? ?? ?? ? ??? ? ?? ? ??? ?? ?????? vcc vdc BL8305A gnd pro poff cpre ct ld fd hv out2 out1 rt rpre 1m 4.7u in4148 1n 15v 17.2k 100k 470p 0.1u 400v 175k 430k 10 10 13005 22n 13005 22n fr107 fr107 2mh 100n 8.2n t8 36w in4148 100k 0.1u 620k rstart rp1 rp2 ct rt cp c1 ro co 47n 30 22 22 2 rhv 0.1u ? 1 vcc vdc BL8305A gnd pro poff cpre ct ld fd hv out2 out1 rt rpre 1m 4.7u in4148 1n 15v 17.2k 100k 470p 0.1u 400v 175k irf830 irf830 2mh 100n 8.2n t8 36w rstart rp1 rp2 ct rt cp c1 t8 36w ?? ?? ?? ? ??? ? ?? ? ??? ?? ?????? co 1u 0.1u 620k 2 0.1u 100 100 ? 2
BL8305A ? ? ? ? http://www.belling.com.cn - 3 - 8/8/2006 total 8 pages ??? ??? ??? ??? ? 1 vcc ? 2 vdc 6.3v ? 3 rpre ??? 4 rt ? 5 ct ? 6 cpre ??? 7 poff ??? 8 gnd ? 9 pro 10 fd ? 11 ld ? 12 hv ? 13 out2 2 14 out1 1
BL8305A ? ? ? ? http://www.belling.com.cn - 4 - 8/8/2006 total 8 pages ?? ?? ?? ?? ???? ic ????????? 400v ? ?? rstart c1 ? rstart ?? ic ? iqstart ? c1 ? rstart ??? ?? rstart ? iqstart c1 ???? ic ?C ? vccon ? ic ????? ic ic ??? ,15v ???? 1n4148? ? c1 ??? 4.7uf ?? ?? ?? ?? BL8305A ?????? ???? ???? ? ??? cp ? cp ? icpcharge cp ?? ?????? ???? 2 1 2 7 * 249 .0 10 526 .1 p p p p preheat r r r c t + - = ??? rpre1 rpre2 ??? vrpre ??? run rpre pre f v f = 6 . 1 35.6 2 1 2 pr + = p p p e r r r r v ?? rt ? ct t t run c r f = 374 .0
BL8305A ? ? ? ? http://www.belling.com.cn - 5 - 8/8/2006 total 8 pages mosfet mosfet mosfet mosfet ? ? ? ? bipolar bipolar bipolar bipolar ? ? ? ? ?????? BL8305A ???? ???? rhv hv ??? 40kohm ? ????????????? ? ???????? 1 ???? ??????????? ??? BL8305A ??? ????? BL8305A ??? ??? mosfet ???? ??? 11.8 ??? ????? ??? mosfet ? hv ?????? ??????? 15v ??? 14v ??
BL8305A ? ? ? ? http://www.belling.com.cn - 6 - 8/8/2006 total 8 pages ? ? ? ? ic ??? pro9 ? fd10 ? ld11 ? pro ? ic ???? pro ????? vpro (0.55v) ic ??? fd ???? fd ???????? ld ???????? 4.3v??? 2.0vld ?? 200k ??? vdc gnd? ld ? 3.2v ?? ???? 1s ???? 1s ? ????? ic ??????? ic ? fd ?? ?? ?? ?? ?? ic ???????? poff ? ?????? 1s ?? poff ??? 20ma???? k ?? ???? ? ? ? ? ??? ? gnd gnd=0v????? ? ? vcc? 1 ? --- 30 v v rpre ????? 1 7 v i rt ? --- 1 ma v pro ?? -0.3 vdc v iout1 out1 200 ma iout2 out2 200 ma t s ? -55 150 ? 1: ???? mos ? vcc 15v
BL8305A ? ? ? ? http://www.belling.com.cn - 7 - 8/8/2006 total 8 pages ? ? ? ? ? ? ? vcc ? -- 15 -- v v rpre ????? 1 -- 4 v i rt ? 20 82 200 ua v pro ?? 0 -- vdc v v ld1 ? 1 ?? 0 -- vdc v ta=25 vcc=15vrp1=150krp2=100krt=17.7kct=470pfcp=0.1u fvpro=0v ld3.2v?? vhv=0 ? ? ? vccon ?C? - 13.7 - v vcc 0v vccoff ??? - 10 - v vcc 15v ? vdc ???? 6.15 - 6.55 v vcc=15v i vdc ??? 10 ma vcc=15v i qstart ??? ? --- --- 200 ua vcc 0.55v ld < 2.0v ld > 4.3v iqvcc ? --- --- 2 ma out1out2 1 --- 300 khz fosc ? 43.2 44 45.2 khz v ct ????? 2 4 v fosc = 45 khz ? ? ? ? i cprecharge cpre ? --- 0.25 --- ua i cpredis cpre ?? --- 1 --- ua fpre ?? 62 --- 65 khz tpre ?? 5 --- 20 ms cpre = 0.1uf tign ??? 14 ms cpre = 0.1uf v cprefault ??? cpre ? --- 0 --- v vout1p-p out1 ? 13 --- 15 v iout > 100ma
BL8305A ? ? ? ? http://www.belling.com.cn - 8 - 8/8/2006 total 8 pages ? iout1 out1 (? ) - --- 200 ma vout1p-p > 13v vout2p-p out2 ? ? 13 --- 15 v iout > 100ma iout2 out2 (? ) - --- 200 ma vout1p-p > 13v tdeadmos mos ?? 0.7 --- 1.7 us tdeadbip ???? 2.5 --- 3.5 us hv6.3v v pro ?? - 0.55 - v v ld1up ? 1 ?? - 4.3 - v v ld1dn ? 1 ?? - 2.0 - v

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