Saga > potlhmo' lang > Innihald

Dev series-Don pfc HoS factor

Aug 04, 2015

generally HoS 1w input ac220v jen voltage isolation input-Dop capacity electrolytic capacitors 1uf, ac110v1w = = 2uf wej cases ghaj HoS pfc currently malja''e': wa' pagh pfc HoS factor compensation circuit, pf lumaq peQ lo'laHghach qaStaHvIS 0.65 around; pagh Hal HoS factor compensation pfc circuit, pagh Hal HoS factor compensation jatlhtaH, vaj je pong pong flow circuit tIj currently lo' 'ach tev CHA' mut peQ lo'laHghach reliability nIvbogh, pf pa' 0.92 around; je wej mut je ghaj Hal pov Segh 7527 ghap 6561 circuit slop, ghaj Hal HoS factor compensation, apfc circuit pong neH ac220v, ac110v laH je je Electrolytic Capacitor, selection 1w capacity = 1.5uf. Qo'noS pf Sovbe'bogh 0.99, 'ach cost programme loQ qup wagh puS reliability poH 1 cha'DIch rur. vaj DuH cha'DIch neH. passive pfc circuit: je known je ngech-pfc circuit dc Qap voltage range bID peak ac input voltage. vaj input 220v, vaj 'aqroS 220 * 1.414 312v, = bID peak voltage 156v, waw' yu'egh QI'yaH-isolated output pagh ghuS bID-joq yu'egh.

series porghDaj moH 45 SIrgh beads led Street jatlhtaH HoS respectively. vaj, in order to latlh HoS Suq, jatlhtaH bead series pagh mach je pagh wej Sovbe'bogh rur nIvbogh working Sep, isolate HoS supply serial mI' je QID tlhe' chang'eng maqochpu'na' maHtaH 'ar, ghob'e' Qu' HoS output HoS ghom. rInpa' rate voltage range Qu'mey potlh law' loQ nI'qu' megh'an tuj law' qIt va 'ay', vuDwIj yIn ghaH shorter. led Street jatlhtaH HoS beads ngI' chep comfort tam Hap ac Qugh, 'ach veb. vaj DanoHmeH Sa' capacitors electrolytic voltage output voltage ac ngI' minimize leH, waw' joH rop He retlhDaq capacity electrolytic capacitors wej je mach, muq 'ej output 1uf Qu'mey potlh < flashing vuDwIj led 1.5ma. QI'yaH-isolated input selection je rap jen voltage Electrolytic Capacitor, output capacitor selection 1uf isolated < 6ma. led HoS supply neH electrolytic capacitors DeSDu' output 1uf ghom HuvHa' < 0.5ma.