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PX3544

Part Number	PX3544
Manufacturer	Primarion
Description	4-phase Graphics Processor Digital Multiphase Controller
Published	Mar 15, 2018
Detailed Description	4-phase Graphics Processor Digital Multiphase Controller Product Brief PX3544 Applications • Graphics Processors • Int...
Datasheet	PX3544 PDF File

Overview

4-phase Graphics Processor Digital Multiphase Controller Product Brief PX3544 Applications • Graphics Processors • Intelligent Point-of-Load (POL) power regulation Features • Multiphase power conversion – 1- to 4-phase operation • 100 kHz to 2 MHz switching frequency • Internal high precision voltage reference – ±12.
4mV voltage setpoint accuracy • Startup and maximum voltages set through external resistor • 2-bit VID input for additional voltage control • Driver detect prior to soft-start disables unpopulated phases • Autonomous or user controlled phase dropping based on current balance and 12V supply faults • Supports up to three 12V supplies with phase mapping • Precise digital current b...

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