型號(hào):MP1582EN-LF-Z 廠家:MPS 封裝:SOP-8 批號(hào):12+ 應(yīng)用:車載DVD、GPS、、PDA等。 MP1582是一個(gè)電流模式降壓轉(zhuǎn)換器與2A型, 0.18Ω的內(nèi)部開(kāi)關(guān),以提供的穩(wěn)壓器具有快速的反應(yīng)。MP1582可以在700KHz或1.3MHz ,允許簡(jiǎn)單的過(guò)濾和低噪音。外部補(bǔ)償引腳使用戶靈活設(shè)置循環(huán)動(dòng)力學(xué),這允許使用小型,低ESR陶瓷輸出電容器。軟啟動(dòng)結(jié)果小浪涌電流和可以編程與外部電容器經(jīng)營(yíng)的MP1582(MP1582EN)的輸入電壓低至2.5V和可以產(chǎn)生12V的在高達(dá)500mA的5V電源。MP1582包括欠壓鎖定,電流限制和熱過(guò)載保護(hù)防止損害的發(fā)生輸出。 MPS CONFIDENTIAL ? Wide 4.5V to 28V Operating Input Range ? Programmable Switching Frequency up to 1.5MHz ? High-Efficiency Pulse Skipping Mode for Light Loads ? Ceramic Capacitor Stable ? Internal Soft-Start ? Wide 4.5V to 28V Operating Input Range ? Programmable Switching Frequency up to ? High-Efficiency Pulse Skipping Mode for ? Precision Current Limit without a Current Resistor ? Up to 95% Efficiency APPLICATIONS ? Game Machines ? Automotive Systems ? Industrial Power Systems ? Distributed Power Systems ? Printer Systems ? Battery Powered Systems