NCP81246 Description
NCP81246 Three-Rail Controller with Intel Proprietary Interface for IMVP8 CPU Applications The NCP81246 contains a two-phase, and two single-phase buck regulators optimized for Intel IMVP8 patible CPUs. The two-phase controller bines true differential voltage sensing, differential inductor DCR current sensing, input voltage feed-forward, and adaptive voltage positioning to provide accurately regulated power for...
NCP81246 Key Features
- Dual Edge Modulation for Fastest Initial Response to Transient
- High Performance Operational Error Amplifier
- Digital Soft Start Ramp
- Dynamic Reference Injection® (Patent #US7057381)
- Accurate Total Summing Current Amplifier(Patent #US6683441)
- Dual High Impedance Differential Voltage and Total Current Sense
- Phase-to-Phase Dynamic Current Balancing
- True Differential Current Balancing Sense Amplifiers for Each Phase
- Adaptive Voltage Positioning (AVP)
- Switching Frequency Range of 300 kHz
NCP81246 Applications
- Dual Edge Modulation for Fastest Initial Response to Transient