RT8885A Datasheet - Richtek

RT8885A, Dual Output 3-Phase + 2-Phase PWM Controller

® RT8885A Dual Output 3-Phase + 2-Phase PWM Controller For CPU and GPU Core Power Supply General .
The RT8885A is a dual output 3-phase + 2-phase PWM controller with 3 integrated MOSFET gate drivers and a single SVID interface for CPU and GPU core p.

Features

* Dual Output : 3-Phase (CORE) + 2-Phase (GFX)
* Integrated MOSFET Drivers : 2 (CORE) + 1 (GFX)
* VR12/IMVP7 PWM Specification Compliant
* Serial VID Interface
* G-NAVPTM Topology
* Fast Line/Load Transient Response
* Quick Response for Load Transient
* 0.5% DAC Accur

Applications

* IMVP7 Intel CPU/CPU Core Power Supply
* Laptop Computer
* AVP Step-Down Converter Simplified Application Circuit VGFX Buck A1 Buck A2 From CPU Driver Bus #A1 Driver Bus #1 PWMA2 RT8885A Driver Bus #2 SVID Bus PWM3 Buck 1 Buck 2 Buck 3 VCORE Copyright ©2014 Richtek Technolog

RT8885A-Richtek.pdf