NCP5393B controller equivalent, 2/3/4-phase controller.
* Meets AMD’s Hybrid VR Specifications
* Up to Four VDD Phases
* Single−Phase VDDNB Controller
* Dual−Edge PWM for Fastest Initial Response to Transient L.
The NCP5393B is a multiphase synchronous buck regulator controller designed to power the Core and Northbridge of an AMD .
Pin No.
Symbol
Description
1
VCCA
5 V supply pin for the NCP5393B. The VCC bypassing capacitance must be connected between this
pin and GND (preferably returned to the package flag).
2
GND
Small−signal power supply return. This pin should .
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