Dual-Output PWM Controller for AMD SVI2 CPU Power Supply

General Description The RT8877D is a 4 + 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 RT8877D features CCRCOT (Constant Current Ripple Constant On-Time) with the G-NAVP (

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RICHTEK

立锜科技

絲?。?a target="_blank" title="Marking" href="/rt8877dgqw/marking.html">RT8877DGQW；Package：WQFN-52L；Dual-Output PWM Controller for AMD SVI2 CPU Power Supply

General Description The RT8877D is a 4 + 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 RT8877D features CCRCOT (Constant Current Ripple Constant On-Time) with the G-NAVP (

文件：538.78 Kbytes 頁(yè)數(shù)：41 Pages

RICHTEK

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雙輸出 PWM 控制器應(yīng)用于AMD SVI2 CPU 電源供應(yīng)

RT8877D是4+2相PWM控制器，符合AMD SVI2電壓調(diào)節(jié)器規(guī)范，支持同時(shí)為CPU內(nèi)核 (VDD) 和CPU的北橋部分 (VDDNB) 供電，它采用立锜專有的G-NAVP (Green-Native AVP) CCRCOT (Constant Current Ripple Constant On-Time) 技術(shù)，易于配置設(shè)定，完全符合AMD AVP (Active Voltage Positioning) VDD/VDDNB的要求。其壓降特性可通過對(duì)誤差放大器直流增益的調(diào)整進(jìn)行設(shè)置，符合AVP性能需要的瞬態(tài)響應(yīng)特性也可以通過適當(dāng)?shù)难a(bǔ)償獲得。該控制器可通過接口發(fā)送VOTF完成信息，可將 ? 4/3/2/1 相 (VDD) + 2/1/0 相 (VDDNB) PWM控制器\n? 支持動(dòng)態(tài)負(fù)載線和零負(fù)載線\n? SVI2接口，兼容AMD電源管理協(xié)議\n? 實(shí)時(shí)的過壓、欠壓和負(fù)壓保護(hù)\n? 0.5% DAC精度\n? Power Good指示\n? 52引腳WQFN封裝\n? 符合RoHS規(guī)范，不含鹵素;

Richtek

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SpaceMaker?, 7 C #20 Str TC, PO Ins, OS, PVC Jkt, AWM 2937

Product Description SpaceMaker?, 7 Conductor 20AWG (26x34) Tinned Copper, PO Insulation, Overall Beldfoil? Shield, PVC Outer Jacket, AWM 2937

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BELDEN

百通

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