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l(f)ڣ[2006-2-13]    [5151]ΡЇ늚ЈُW(wng)[EM39.com]{(bio)pԄӝL}
      ϢԴЇԴW(wng)

Ұ댧(do)w˾ (National Semiconductor Corporation) (~sCȯд̖NSM) ƳI(y)ׂ̫W(wng)ϵy(tng) (PoE) O(sh)ṩ 늵ĆоƬQ@ă(yu)c(din)P(gun)O(sh)ͨ^oϵy(tng) PoE 늾W(wng)@蹩LM5071 оƬһֱ/ֱD(zhun)Q·ͬrҲһBO(sh)Ľӿ @O(sh)Ӌ(j)ă(yu)c(din)ǿԾͬ PoE ϵy(tng)O(sh)Ӌ(j)mڱ횽mԱ@oԴ(yng) PoE ϵy(tng)

ĿǰжNӮa(chn)Ʒͨ^ PoE 늾W(wng)@ùW(wng)j(lu)Ԓϵy(tng)zӰbüoW(wng) (WLAN) (ji)c(din)ͨ^̫W(wng)|BӶ˿ګ@ PoE 늾W(wng)Ĺ늡 ҂ܶr횞@Щ PoE O(sh)ӿSrԴĹԾ⹩O(sh) (PSE) Ĺؓ(f)ɣҲ_P(gun)O(sh)ڷ PoE W(wng)j(lu)ϲ ĿǰĽQoԴ(yng)x^@Ӳϵy(tng)wɱҲO(sh)Ӌ(j)׃ø(f)s Ұ댧(do)w LM5071 оƬǘI(y)׿ IEEE 802.3af g(sh)(bio)(zhn)O(sh)ӿڼ}_{(dio) (PWM) һоƬc(din)ǿͨ^ӵĽmȡԴ(yng) @оƬ(ni)O(sh)ǰùO(sh)oԴ(yng)ϵy(tng)ṩĹȻɆоƬֱ/ֱݔ늉{(dio)Ա㲻ͬO(sh)@ĵ͉ Ұ댧(do)wԴa(chn)ƷЈO(jin) Paul Greenland ʾýmO(sh)ṩ늲@ôO(sh)Ӌ(j)·Ĺ̎A(y)Ԕ(x)]P(gun)ء SO(sh)Ӌ(j) PoE O(sh)Ĺ̎ҪQo׿Խϵy(tng)Ľӿچ}fLM5071 оƬһ߶ȼɵO(sh)Q @оƬҰ댧(do)w PoE Դa(chn)Ʒϵе̖mڶNСͬĽm늉׌O(sh)Ӌ(j) PoE O(sh)Ĺ̎`ϵy(tng)wɱ ҂ǰƳ LM5070 оƬЈgӭLM5071 оƬ@A(ch)֮Ӹ¹ܣҪo늵O(sh)ṩһĿǰЈκͬa(chn)Ʒ(yu)ٵĽQ Ҫg(sh)Ҏ(gu) LM5071 оƬҰ댧(do)w ABCD150-XV1 늉ģMpO/CMOS/DMOS ˇg(sh)˃(yu)c(din)O(ni)òģʽĸlֱ/ֱÑҲO(sh)Ƿֵtƭh(hun)·tИOߵĜ(zhn)_ @оƬmڸ_(d) 80V ݔ늉ÑO(sh)ʎl (߿_(d) 1MHz)ɫ߀^ᱣo(h)Լmڷǽ^ϵy(tng)늉·͸`̖Ŵ

a(chn)Ʒɫ(yu)c(din) Ұ댧(do)w LM5071 оƬ߂µĪ(d)ع˺F(xin)еϵy(tng)O(sh)Ӌ(j)֮С

*oϵy(tng)ӿڣm 12V 48V o늉@һஔ(dng)V韵 늉׌ֱ/ֱD(zhun)Q(yng)O(sh)IJͬؓ(f)dҪ`ṩ蹩_ϵy(tng)܉l(f)]ߵԴЧ档

*Ƿi(UVLO) ֵtϵy(tng)O(sh)Ӌ(j)̎Էքe(d)O(sh)ǷiD(zhun)c(din)tԱ԰ղͬϵy(tng)Ҫ(zhn)_ƾ·ĆԼͨ늺͔늵늉c(din)

*ϵy(tng)ѽ^δ(jng)^ֱ/ֱD(zhun)Q@D(zhun)Q(ni)߾ȵ늉·`̖Ŵ_ɞO(sh)Ӌ(j)εĽ(wn)ȷǽ^D(zhun)Qṩֱ/ֱ @D(zhun)QҲɞ^ϵy(tng)ĹϾwṩ늉

*(bio)ӛ“(lin)ϵД๦ܣԴоƬɌO(sh)ęzy֮Д 25KW(bio)ӛD“(lin)ϵԜpٹʓp

*O(sh)ʎlʣ@_P(gun)(wn)ʎȫÑO(sh)ÑM(jn)һӏ(qing)ϵy(tng)ķ(wn)

*50% 80% ռձȣPWM ռձ߿_(d) 50% 80%˿ ָ֧Nֱͬ/ֱD(zhun)QO(sh)Ӌ(j)_D(zhun)QڏV韵ݔ늉(ni)

dֻfϢվ^c(din)C(sh)ϢHD(zhun)dՈע̎




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