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l(f)ڣ[2006-2-13]    [5061]ΡЇ(gu)늚Ј(chng)ُ(gu)W(wng)[EM39.com]{(bio)pԄ(dng)L}
      ϢԴЇ(gu)ԴW(wng)

(gu)(gu)Ұ댧(do)w˾ (National Semiconductor Corporation) ((gu)~sCȯд̖(ho)NSM) ƳI(y)ׂ(g)̫W(wng)ϵy(tng) (PoE) O(sh)ṩ 늵ĆоƬQ@(g)ă(yu)c(din)P(gun)O(sh)ͨ^oϵy(tng) PoE 늾W(wng)@蹩늡LM5071 оƬһֱ/ֱD(zhun)Q·ͬr(sh)Ҳһ(g)BO(sh)Ľӿڡ @(g)O(sh)Ӌ(j)ă(yu)c(din)ǿԾ(jin)ͬ 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)Ĺ ҂ܶr(sh)횞@Щ PoE O(sh)ӿSr(sh)ԴĹԾ⹩O(sh) (PSE) Ĺؓ(f)Ҳ_P(gun)O(sh)ڷ PoE W(wng)j(lu)ϲ ĿǰĽQ(du)oԴ(yng)x^@Ӳ(hu)ϵy(tng)wɱҲO(sh)Ӌ(j)׃ø(f)s (gu)(gu)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)@ĵ͉늡 (gu)(gu)Ұ댧(do)wԴa(chn)ƷЈ(chng)O(jin) Paul Greenland ʾýmO(sh)ṩ늲@ô(jin)O(sh)Ӌ(j)·Ĺ̎A(y)Ԕ(x)](g)P(gun)ء SO(sh)Ӌ(j) PoE O(sh)Ĺ̎ҪQo׿Խϵy(tng)Ľӿچ}(du)fLM5071 оƬһ(g)߶ȼɵO(sh)Q @оƬ(gu)(gu)Ұ댧(do)w PoE Դa(chn)Ʒϵе̖(ho)mڶNСͬĽm늉׌O(sh)Ӌ(j) PoE O(sh)Ĺ̎`ϵy(tng)wɱ ҂ǰƳ LM5070 оƬЈ(chng)gӭLM5071 оƬ@(g)A(ch)֮Ӹ¹ܣҪo늵O(sh)ṩһ(g)ĿǰЈ(chng)κͬa(chn)Ʒ(yu)ٵĽQ Ҫg(sh)Ҏ(gu) LM5071 оƬ(gu)(gu)Ұ댧(do)w ABCD150-XV1 늉ģMpO/CMOS/DMOS ˇg(sh)˃(yu)c(din)O(ni)òģʽĸlֱ/ֱÑҲO(sh)Ƿֵtƭh(hun)·tИOߵĜ(zhn)_ȡ @оƬmڸ_(d) 80V ݔ늉ÑO(sh)ʎl (߿_(d) 1MHz)ɫ߀^ᱣo(h)Լmڷǽ^ϵy(tng)늉·͸`̖(ho)Ŵ

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

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

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

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

*(bio)ӛ“(lin)ϵД๦ܣԴоƬɌ(du)O(sh)ęzy(c)֮(hu)Д 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)dՈ(qng)ע̎




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