Datasheet Summary
3+1 Dual Output Digital Multi-Phase Controller
Features
- Ultra Low Quiescent Power Dual output 3+1 phase PWM Controller
- Intel® VR12 Rev 1.7, VR12.5 Rev 1.5, IMVP8 Rev 1.2, AMD SVID2, and Memory VR modes
- Switching frequency from 194KHz to 2MHz per phase in 56 steps
- IR Efficiency Shaping Features including Dynamic Phase Control and Automatic Power State Switching
- Programmable 1-phase or 2-phase operation 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 PID Coefficient autoscaling
- Fault Protection: OVP, UVP, OCP, OTP, CAT_FLT
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