Features
• Support Intel VR12 for 0/1 Address
- SerialVID with Programmable IMAX, TMAX, and BOOT
Registers
• Intersil’s Proprietary Enhanced Active Pulse Positioning
(EAPP) Modulation Scheme (Patented)
- Variable Frequency Control During Load Transients to
Reduce Beat Frequency Oscillation
- Linear Control with Evenly Distributed PWM Pulses for
Better Phase Current Balance During Load Transients
- Voltage Feed-Forward and Adjustable Ramp Options
- High Frequency and PSI Compensation Options
• Dual Outputs
- Output 1 (VR0): 1 to 4-Phase for Core or Memory
- Output 2 (VR1): Single Phase for Graphics, System Agent,
or Processor I/O
- Differential Remote Voltage Sensing
- ±0.5% Closed-loop System Accuracy Over Load, Line and
Temperature
• Proprietary Active Phase Adding and Dropping Scheme For
Enhanced Light Load Efficiency
• Droop Option
• Programmable 1 or 2-Phase Operation in Low Power Mode
• Precision Resistor or DCR Differential Current Sensing
- Integrated Programmable Current Sense Resistors
- Integrated Thermal Compensation
- Accurate Load-Line (Droop) Programming
- Accurate Channel-Current Balancing
- Accurate Current Monitoring
• Average Overcurrent Protection and Channel Current Limit
With Internal Current Comparators
• Independent Oscillators, up to 1MHz Per Phase, for Cost,
Efficiency, and Performance Optimization
• Dual Thermal Monitoring and Thermal Compensation
• Start-up Into Pre-Charged Load
• Pb-Free (RoHS Compliant)
• Not Controlled by Intersil Standard PCN Process