The ISL6565A, ISL6565B controls microprocessor core voltage regulation by driving up to 3 synchronous-rectified buck channels in parallel. Multi-phase buck converter architecture uses interleaved timing to multiply channel ripple frequency and reduce input and output ripple currents.
Features
⢠Multi-Phase Power Conversion
- 2 or 3 Phase Operation
⢠Precision Core Voltage Regulation
- Differential Remote Voltage Sensing
- ±0.5% System Accuracy Over Temperature and Life
- Adjustable Reference-Voltage Offset
⢠Precision rDS(ON) or DCR Current Sensing
- Integrated Programmable Temperature Compensation
- Accurate Load-Line Programming
- Accurate Channel-Current Balancing
- Low-Cost, Lossless Current Sensing
⢠Input Voltage: 12V or 5V Bias
⢠Microprocessor Voltage Identification Input
- Dynamic VID® Technology
- 6-Bit VID Input
- 0.8375V to 1.600V in 12.5mV Steps
⢠Threshold Enable Function for Precision Sequencing
⢠Overcurrent Protection
⢠Overvoltage Protection
⢠Digital Soft-Start
⢠Operation Frequency up to 1.5MHz per Phase
⢠QFN Package
- Compliant to JEDEC PUB95 MO-220
QFN - Quad Flat No Leads - Package Outline
- Near Chip Scale Package Footprint, which Improves
PCB Efficiency and Has a Thinner Profile
⢠Pb-Free Plus Anneal Available (RoHS Compliant)
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