600 V and 350 V power IC for step dimmable CFLs

General description The UBA20261/2 are high-voltage power integrated circuits designed to drive and control high powered self-ballasted Compact Fluorescent Lamp (CFL) lighting applications operating at mains supply voltages of 120 V or 230 V. The IC includes a half-bridge power circuit consisting

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用于CFL的逐級(jí)可調(diào)光驅(qū)動(dòng)器IC

UBA20262是一款高壓功率IC，用于驅(qū)動(dòng)和控制230 V市電供電的高功率自鎮(zhèn)流緊湊型熒光燈(CFL)。UBA20262集成由兩個(gè)NMOST功率FET組成的半橋功率電路，具有高級(jí)逐級(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。UBA20262采用高效率dV/dt電源電路供電。 兩個(gè)內(nèi)部600 V、3 ?、最大2.7 A NMOST半橋功率MOSFET\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使用標(biāo)準(zhǔn)的開(kāi)啟/關(guān)閉市電開(kāi)關(guān)可提供4級(jí)逐級(jí)調(diào)光\n用于逐級(jí)調(diào)光的可調(diào)節(jié)存儲(chǔ)器保留時(shí)間\n可調(diào)節(jié)最小調(diào)光等級(jí)\n過(guò)溫保護(hù)(OTP)\n電容模式保護(hù)(CMP)\n過(guò)功率保護(hù)(OPP)\n升壓和發(fā)熱狀態(tài)均提供過(guò)流保護(hù)(OCP)\n升壓和發(fā)熱狀態(tài)均提供電流控制\n外部省電功能;

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EMI/EMC FILTER

Features - Inlet filter with fuse holder and comply with IEC 60127-6 - Good shield effect by using metal case - Meet over voltage category Il of IEC 60664 and comply with IEC 60950 - Uses IEC connector that meets the safety standards from certification bodies Applications - Personal comp

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EMI/EMC FILTER

Features - Inlet filter with fuse holder and comply with IEC 60127-6 - Good shield effect by using metal case - Meet over voltage category Il of IEC 60664 and comply with IEC 60950 - Uses IEC connector that meets the safety standards from certification bodies Applications - Personal comp

文件：1.15187 Mbytes 頁(yè)數(shù)：2 Pages

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