350 V and 600 V Power ICs for dimmable compact fluorescent lamps

General description The UBA20271/2 are high-voltage power ICs intended to drive and control higher powered self ballasted Compact Fluorescent Lamp (CFL) lighting applications. The UBA20271/2 operate from 120 V and 230 V. The module includes a half-bridge power circuit of two NMOST power FETs. In

文件：464.25 Kbytes 頁(yè)數(shù)：33 Pages

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350 V and 600 V Power ICs for dimmable compact fluorescent lamps

文件：465.09 Kbytes 頁(yè)數(shù)：33 Pages

PHI

PHI

350 V and 600 V Power ICs for dimmable compact fluorescent lamps

恩XP

350 V and 600 V Power ICs for dimmable compact fluorescent lamps

General description The UBA20271/2 are high-voltage power ICs intended to drive and control higher powered self ballasted Compact Fluorescent Lamp (CFL) lighting applications. The UBA20271/2 operate from 120 V and 230 V. The module includes a half-bridge power circuit of two NMOST power FETs. In

文件：464.25 Kbytes 頁(yè)數(shù)：33 Pages

恩XP

350 V and 600 V Power ICs for dimmable compact fluorescent lamps

General description The UBA20271/2 are high-voltage power ICs intended to drive and control higher powered self ballasted Compact Fluorescent Lamp (CFL) lighting applications. The UBA20271/2 operate from 120 V and 230 V. The module includes a half-bridge power circuit of two NMOST power FETs. In

文件：464.25 Kbytes 頁(yè)數(shù)：33 Pages

恩XP

350 V and 600 V Power ICs for dimmable compact fluorescent lamps

文件：465.09 Kbytes 頁(yè)數(shù)：33 Pages

PHI

PHI

用于CFL的可調(diào)光驅(qū)動(dòng)器IC

UBA20271是一款高壓功率IC，用于驅(qū)動(dòng)和控制120 V市電供電的高功率自鎮(zhèn)流可調(diào)光緊湊型熒光燈(CFL)。UBA20271集成由兩個(gè)NMOST功率FET組成的半橋功率電路，具有高級(jí)調(diào)光功能和用于升壓冷光（汞）CFL燈的燈電流控制升壓功能。 控制器提供半橋驅(qū)動(dòng)功能，包括集成自舉二極管的高壓電平轉(zhuǎn)換電路、振蕩器、用于預(yù)熱和點(diǎn)亮的電流控制功能、定時(shí)器以及保護(hù)電路。UBA20271采用高效率dV/dt電源電路供電。 兩個(gè)內(nèi)部350 V、1.0 Ω、最大5.0 A NMOST半橋功率FET\n集成式自舉二極管提供集成式高壓電平轉(zhuǎn)換功能\n啟動(dòng)時(shí)線圈飽和保護(hù)\n可調(diào)飽和保護(hù)電平\n可調(diào)預(yù)熱時(shí)間\n可調(diào)預(yù)熱電流\n啟動(dòng)燈具電流檢測(cè)\n可調(diào)升壓時(shí)序\n固定升壓電流比為1.5\n逐步升壓至發(fā)熱的轉(zhuǎn)換時(shí)序\n用于標(biāo)準(zhǔn)切相調(diào)光器的連續(xù)變化調(diào)光功能\n對(duì)數(shù)校正自然調(diào)光曲線\n可調(diào)節(jié)最小調(diào)光等級(jí)(MDL)\n控制燈具開(kāi)啟/關(guān)閉\n升壓和發(fā)熱狀態(tài)均提供電流控制\n外部省電功能\n燈具閃爍抑制\n升壓和發(fā)熱狀態(tài)均提供過(guò)流保護(hù)(OCP)\n電容模式保護(hù)(CMP)\n過(guò)功率保護(hù)(OPP)\n省電功能\n過(guò)溫保護(hù)(OTP);

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