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l(f)ڣ[2011-3-8]    [5114]ΡЇ늚ЈُW(wng)[EM39.com]{(bio)pԄӝL}
      2009(ni)ýwF(xin)P(gun)ښWҪ۵xҕĈWҕa(chn)I(y)оf(xi)ؓ(f)؟(z)Paul GrayJ(rn)@һfͬrҲᵽԓf(xi)µҎ(gu)

O(sh)ƽҕЧʵ͘(bio)(zhn)Ҹ(j)ĻIJͬߴO(sh)ܺĵ޶ֵ

ҪҕĴCܺĵ1W@Ҫoa(chn)SҴs1ĕrg_(d)

ԿMܚWĿǰδҪֹN۵xҕhnjԓa(chn)ƷĹģCĺƽȻ_ơ@ʹ҂횻ν͹߹(sh)߰l(f)ЧM(jn)виظо

ôЩM(jn)Ѓ(yu)͸ƣЧPDPCĹ҂M(jn)жԵķ

1 Դ֡ԴPDPҪMɲ֣ҪЧʸweС܉ṩ^˲B(ti)ݔҾбo(h)ܺͲͬݔ늉򆢄ӵĹ

y(tng)PDPԴһÃɼ(sh)У(PFC)DC/DC׃Q·?f)Y(ji)(gu)քeиԵ_P(gun)Ϳ·M܉@úܺõwe^ɱߣ·^(f)sM(jn)Ѓ(yu)ҲPDPԴg(sh)оһ֪܏ĂݔǶ߀ǏռweĽǶPFCģK͒(q)늘ODC/DC׃QģKռஔ(dng)ıˣ@ɲֵĸͳɞPDP_P(gun)Դ(yu)һc

Ŀǰă(yu)ƒɷN

μ(sh)У·(SSPFC)D1ʾSSPFCweС·εcʹɞPDP_P(gun)ԴСͻһxԭǣÆμ(sh)У׃Q·?f)Y(ji)(gu)ཻ늽(jng)ȫͨ^“(lin)ɂICSӵpܷDC/DC׃QԪڰ낀lڃ(ni)ֻһ֕rg늸LBBm(x)(dng)ݔ늉齻ҲrݔһиlyĽҲλͬĶݔ˵Ĺ(sh)

ù(sh)оƬ늽(jng)^ȫֱ늉(jng)։ݔоƬ(ni)˷һݔ`Ŵݔ늉ӵ˷һݔˡ^ӑB(ti)(ni)˷Ăݔ龀ԡ˷ݔ늉ȡӱ^T늉(dng)늉ڴT늉r늸ጷT늉cݔ늉ȣc늽(jng)^ȫֱ늉ƳP(gun)ϵ(dng)늸㣬˕r늸_ʼƽʬF(xin)c늉ͬλҲʹù(sh)ӽڡ1

2 (q)·֡PDPĿֻКw늹PDP(q)·Ҫʡl_P(gun)·PDPṩwҪĸN߉}_mȻPDP@ʾļݲijc늌(do)·輰늘Oеēp

PDP(q)·늉ֵؓ(f)ʮװٷl100233kHz(q)·O(sh)Ӌx͌PDPCϵy(tng)Į|(zh)ЧʵȞҪ

PDP(q)·ַ(q)·lߣڌַ(q)·ʹ֏(f)g(sh)ַ֮͌(q)·}_늉Ҳ@ַ͌ġַ͌늉}_ɲŽ׷N

AwDַͬr@ʾַS}_Mһʩɽַ͌늉Ķ͟oùġͬrھS֕rgռ(j)һӈĴ󲿷֕rgʾS}_lʿԽ

ַʼM(jn)Sְl(f)AҶȵȼ_(d)Ҫͨ^ַʹ@ЩԪϨÿІ΂صČַֻһ^͵IJ늉Чؽַ͌

׃}_·Ĺʽʹ_P(gun)ԪM_P(gun)늉ӽr_ͨP(gun)(ZVSZCS)B(ti)ɽ_P(gun)p

ڴߴPDP@ʾУ(q)ICĺܶ书Ĵ·֣֞߉݋ƽλĴ͸߉(q)Ӳr£߉݋ֹ20mWƽλĴ200mWݲֵij늶a(chn)ĸ߉(q)·ğoЧҪڻ·еļؓ(f)dēp@NĴDzɱݳ늵(q)ICͨ^(ni)·ķʽO(sh)һ

˝M߉ܵ͸߉(q)ӲֵğoùPDP(q)ICO(sh)Ӌ͹ˇȡ±ͨļ·(yn)Ŀƴʩ

SOIˇY(ji)(gu)cҎ(gu)ģKpĿɴ󽵵

ý|(zh)xʹ(q)IC(ni)ݔǶλOܿɱ⴮?dng)_F(xin)

ڃ(ni)ԪY(ji)(gu)ͲֵȽo̎Ã(ni)ƿ߉_P(gun)rĴ͸

3 MOSܵx͡x񅢔(sh)mĹʈЧ(yng)w(MOSFET)ʹ(q)·܉Ч(wn)ع҉MҪҪMOSFET^ҪԱp_P(gun)p(do)ͨСԱpٌ(do)ͨpP(gun)Ա߸x

У©Դ(do)ͨRds(on)֏(f)rgtrrݔCiss͖ŘO늺QgJ(rn)濼]͵Č(do)ͨڜpٌ(do)ͨpģ؄ec·P(gun)MOS͵Č(do)ͨյЧʣPDPĹtrrCissQgӰMOSFET_P(gun)ٶ͵ą(sh)ֵ܉ӿMOSFETD(zhun)Q^̣ڜpMOSFET_P(gun)p͵CissQg(sh)܉pMOSFETŘO(q)ӹŘO(q)·O(sh)Ӌ

ŘO(q)·ӰMOS_P(gun)pĵ(yu)ĖŘO(q)·cܵMOSFETY(ji)ܵPDP(q)·

4 ɹ۲ϡPDPßɹۺ͟ɹßɹ۷dzPDPҪʹõğɹY2O3Eut(Gd,Y)BO3EutZn2SiO4MnBaAl12O19MnGԼBaMgAl14O23EuMgBaAl10O17Eu{(ln)ۡ(Gd,Y)BO3EuۺBaAl12O19Mn۵˥prgƫLZn2SiO4Mn˥prgH(yng)öԾ͸Lˣо_l(f)µİl(f)ɹ۲ֱӰPDPҕİl(f)ЧʺCͨxҕĉָ(bio)ָȽһrĕrgĿǰһLȵPDPßɹѽ(jng)F(xin)Ʒ

5 늘OY(ji)(gu)ͨ^늘Og϶PDPȺͰl(f)Чһ헷dzЧĴʩ늘Og϶Ĺ늉S֮Q@һ}ھSֺ͒늘O(X늘OY늘O)gһ늘OF늘OچԪg늉̖چ΂S늉}_gϕa(chn)һĸБ(yng)늄F늘Ocɂ(c)XY늘OgС@ɂg϶̎Ȯa(chn)Č(do)XY֮gLg϶ĶɽPDPľS늉

6 ߉݋ƲоҪֿ]͟oùĵĆ}磬߉݋ƲֲTؕr犵ķʽCB(ti)P(gun)]һЃ(ni)ĴĄԴ_(d)oùĵĿ

CϷԿPDPĿԏĶǶȿ]_ǶR£R^M(jn)Դ(q)ӷʽɹ۲ҽY(ji)(gu)͸߉ˇȶ෽֣_(d)̶ȵЧ

dֻfϢվ^cCϢHD(zhun)dՈע̎




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