CHL8328 Overview
Description
6-phase & 8-phase dual output PWM Controller - Phases are flexibly assigned between Loops 1 & 2 - Intel® VR12, AMD® 3.4MHz SVI/PVI & Memory modes - Overclocking & Gaming Mode with Vmax setting - Switching frequency from 200kHz to 1.2MHz per phase - IR Efficiency Shaping Features including Variable Gate Drive and Dynamic Phase Control - Programmable 1-phase or 2-phase for Light Loads and Active Diode Emulation for Very Light Loads - IR Adaptive Transient Algorithm (ATA) on both loops minimizes output bulk capacitors and system cost - Auto-Phase Detection with auto-compensation - Per-Loop Fault Protection: OVP, UVP, OCP, OTP, CFP - I2C/SMBus/PMBus system interface for telemetry of Temperature, Voltage, Current & Power for both loops - Non-Volatile Memory (NVM) for custom configuration - Compatible with IR ATL and 3.3V Tri-state Drivers - +3.3V supply voltage; -20ºC to 85ºC ambient operation - Pb-Free, RoHS, 7x7 48-pin & 8x8 56-pin QFN, MSL2 package.
