Tiny Package, High Efficiency, Step-Up DC/DC Converter

General Description The RT9266B is a compact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, comparator, switch pass element and driver in which providing a stable and high efficient operation

文件：316.03 Kbytes 頁(yè)數(shù)：13 Pages

RICHTEK

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Tiny Package, High Efficiency, Step-Up DC/DC Converter

General Description The RT9266B is a compact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, comparator, switch pass element and driver in which providing a stable and high efficient operation

文件：316.03 Kbytes 頁(yè)數(shù)：13 Pages

RICHTEK

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Tiny Package, High Efficiency, Step-Up DC/DC Converter

General Description The RT9266B is a compact, high efficiency, and low voltage step-up DC/DC converter with an Adaptive Current Mode PWM control loop, includes an error amplifier, ramp generator, comparator, switch pass element and driver in which providing a stable and high efficient operation

文件：316.03 Kbytes 頁(yè)數(shù)：13 Pages

RICHTEK

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自適應(yīng)電流模式升壓型 DC/DC 轉(zhuǎn)換器

RT9266B 是一款體積小巧、效率很高、啟動(dòng)電壓很低的 Boost 架構(gòu)升壓型 DC/DC 轉(zhuǎn)換器，采用自適應(yīng)電流模式 PWM 控制環(huán)路，其中包含了誤差放大器、脈動(dòng)信號(hào)產(chǎn)生器、比較器、開(kāi)關(guān)元件及其驅(qū)動(dòng)器，可在很寬的負(fù)載范圍內(nèi)以穩(wěn)定的狀態(tài)進(jìn)行高效率的操作，無(wú)需使用外部補(bǔ)償電路。低達(dá)1V以下的啟動(dòng)電壓使得 RT9266B 可被用于1~4節(jié)堿性電池供電的應(yīng)用中，其內(nèi)部開(kāi)關(guān)管的工作電流可達(dá) 500mA。其工作頻率為450kHz，可以使用小型的外部元件與之配合工作。低達(dá)25μA的靜態(tài)電流和高轉(zhuǎn)換效率的結(jié)合使之能讓電池效能得到充分發(fā)揮。 ? 1mA 負(fù)載條件下的啟動(dòng)電壓低達(dá) 1V 以下\n? 關(guān)機(jī)狀態(tài)下無(wú)電流消耗\n? 可靈活搭配使用內(nèi)外部功率開(kāi)關(guān)\n? 符合 RoHS 規(guī)范，完全無(wú)鉛;

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Package：SOT-23-6；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 功能：升壓 類別：集成電路（IC） 穩(wěn)壓器 - DC-DC 開(kāi)關(guān)穩(wěn)壓器 描述：IC REG BOOST ADJ 500MA SOT23-6

Richtek USA Inc.