Dual-Output PWM Controller with 3 Integrated Drivers for AMD SVI2 Mobile CPU Power Supply

General Description The RT3663BM is a 3 + 2 phases PWM controller, and is compliant with AMD SVI2 Voltage Regulator Specification to support both CPU core (VDD) and Northbridge portion of the CPU (VDDNB). The RT3663BM features CCRCOT (Constant Current Ripple Constant On-Time) with G-NAVP (Gr

文件：526.04 Kbytes 頁數(shù)：43 Pages

RICHTEK

立锜科技

絲印：RT3663BMGQW；Package：WQFN-52L；Dual-Output PWM Controller with 3 Integrated Drivers for AMD SVI2 Mobile CPU Power Supply

General Description The RT3663BM is a 3 + 2 phases PWM controller, and is compliant with AMD SVI2 Voltage Regulator Specification to support both CPU core (VDD) and Northbridge portion of the CPU (VDDNB). The RT3663BM features CCRCOT (Constant Current Ripple Constant On-Time) with G-NAVP (Gr

文件：526.04 Kbytes 頁數(shù)：43 Pages

RICHTEK

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集成3組驅(qū)動器的雙輸出AMD SVI2 CPU內(nèi)核電源PWM控制器

RT3667BM是4相+2相的PWM控制器，符合AMD SVI2電壓調(diào)節(jié)器規(guī)范，可為CPU提供內(nèi)核電源VDD和北橋電源VDDNB。它使用CCRCOT（恒定電流紋波COT）和立锜專有的GNAVP?技術(shù)，易于設(shè)定其各項參數(shù)以符合AMD CPU對AVP（Active Voltage Positioning，動態(tài)電壓定位）的需求：通過對誤差放大器的直流增益進行設(shè)定即可得到所需的輸出電壓隨載下降特性；通過適當(dāng)?shù)难a償即可使負(fù)載瞬態(tài)響應(yīng)滿足最佳AVP性能的需求。它可以經(jīng)過通訊接口發(fā)送VOTF完成信號、經(jīng)過數(shù)字化編碼的VDD/VDDNB電壓、電流參數(shù)值。它能以單相模式和二極管仿真模式工作，各種不同工作模式和負(fù) ? 可工作于4/3/2/1相(VDD)+2/1/0相(VDDNB)的PWM控制器\n? 集成3組MOSFET驅(qū)動器\n? G-NAVP?控制架構(gòu)\n? 支持動態(tài)負(fù)載線和零負(fù)載線\n? 支持輕載二極管仿真模式\n? 使用SVI2接口，兼容AMD電源管理協(xié)議\n? 內(nèi)建ADC完成輸出電壓、電流報告\n? 即時過壓、欠壓、負(fù)壓保護和欠壓鎖定保護\n? 可程控雙重過流保護機制\n? DAC精度0.5%\n? 快速瞬態(tài)響應(yīng)\n? Power Good指示\n? 過流指示\n? 52引腳WQFN封裝;

Richtek

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Very low dropout voltage/quiescent current 3.3 V voltage regulator

文件：89.77 Kbytes 頁數(shù)：17 Pages

PHI

PHI