5-phase dual output PWM Controller
Phases are flexibly assigned between Loops 1 & 2
Intel
VR12, AMD
400kHz & 3.4MHz SVI and Memory modes
Dual OCP support for I-spike enhanced AMD CPUs
SMB_Alert Pin for Servers
PMBus Address pin or Variable Gate Drive (IR3541/CHL8325A)
2 nd Temperature Sense for VR12 Desktop (CHL8325B)
Overclocking & Gaming Mode with Vmax setting
Switching frequency from 200kHz to 1.2MHz per phase
IR Efficiency Shaping Features including Variable Gate Drive (IR3541/CHL8325A only) 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, 6x6 40-pin QFN, MSL2 package
EN 
