ISL62882B Description
DATASHEET ISL62882, ISL62882B Multiphase PWM Regulator for IMVP-6.5™ Mobile CPUs and GPUs FN6890 Rev 4.00 June 21, 2011 The ISL62882 is a multiphase PWM buck regulator for miroprocessor or graphics processor core power supply. The multiphase buck converter uses interleaved phases to reduce the total output voltage ripple with each phase carrying a portion of the total load current, providing better system...
ISL62882B Key Features
- Programmable 1- or 2-Phase CPU Mode Operation or 1-Phase GPU Mode Operation
- Precision Multiphase Core Voltage Regulation
- 0.5% System Accuracy Over-Temperature
- Enhanced Load Line Accuracy
- Microprocessor Voltage Identification Input
- 7-Bit VID Input, 0V to 1.500V in 12.5mV Steps
- Supports VID Changes On-The-Fly
- Supports Multiple Current Sensing Methods
- Lossless Inductor DCR Current Sensing
- Precision Resistor Current Sensing