內(nèi)建3驅(qū)動(dòng)器的雙輸出 PWM 控制器應(yīng)用于 AMD SVI2 移動(dòng) CPU 電源供應(yīng)

RT3662AC 是內(nèi)建3驅(qū)動(dòng)器的雙輸出PWM 控制器，符合 AMD SVI2 電壓調(diào)節(jié)器規(guī)格，用于為 CPU 內(nèi)核（VDD）和其北橋部分（VDDNB）供電。它采用立锜專有的 G-NAVP(Green-Native AVP) 技術(shù)和 CCRCOT（Constant Current Ripple Constant On-Time，固定電流漣波固定導(dǎo)通時(shí)間）控制拓?fù)?，易于設(shè)定、控制，可滿足 AMD AVP(Adaptive Voltage Positioning) VDD/VDDNB 的所有要求。其壓降特性可通過對(duì)誤差放大器的直流增益進(jìn)行設(shè)定而實(shí)現(xiàn)；使用適當(dāng)?shù)难a(bǔ)償設(shè)計(jì)，符合 AVP 性能要求的瞬態(tài) ? 2/1-相 (VDD) + 1/0-相 (VDDNB) PWM 控制器\n? 3 組集成化的 MOSFET 驅(qū)動(dòng)器\n? G-NAVPTM 拓?fù)鋅n? 支持動(dòng)態(tài)負(fù)載線和零負(fù)載線\n? 輕載條件下進(jìn)入二極管仿真模式\n? SVI2 接口，符合 AMD 電源管理協(xié)議\n? 可調(diào)電流增益功能\n? DVID 性能強(qiáng)化\n? 0.5% DAC 精準(zhǔn)度\n? 差分遠(yuǎn)程電壓檢測(cè)\n? 內(nèi)建 ADC ，用于引腳編程設(shè)置、過熱指示、VOUT 和 IOUT 報(bào)告\n? 快速瞬態(tài)響應(yīng)\n? Power Good 指示\n? 過熱指示 (VRHOT_L)\n?過壓和欠壓保護(hù)，欠壓鎖定\n? 過流保護(hù);

Richtek

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文件：2.43035 Mbytes 頁數(shù)：37 Pages

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General Description The RT3662EB is a single channel PWM controller with 2 integrated drivers, and it is compliant with AMD SVI2 Voltage Regulator Specification to support GPU power VDDC). The RT3662EB features CCRCOT (Constant Current Ripple Constant On-Time) with G-NAVP Green-Native AVP),

文件：1.81876 Mbytes 頁數(shù)：28 Pages

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General Description The RT3662EB is a single channel PWM controller with 2 integrated drivers, and it is compliant with AMD SVI2 Voltage Regulator Specification to support GPU power VDDC). The RT3662EB features CCRCOT (Constant Current Ripple Constant On-Time) with G-NAVP Green-Native AVP),

文件：1.81876 Mbytes 頁數(shù)：28 Pages

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文件：93.5 Kbytes 頁數(shù)：20 Pages

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PHI