IR3581 - Dual Output Digital Multi-Phase Controller

Product Overview

International Rectifier

Datasheet Details

Part number	IR3581
Manufacturer	International Rectifier
File Size	251.57 KB
Description	Dual Output Digital Multi-Phase Controller
Datasheet	IR3581 Datasheet
Additional preview pages of the IR3581 datasheet.

Product details

Description

The IR3581 is a dual-loop digital multi-phase buck controller designed for CPU voltage regulation, and is fully compliant with Intel® VR12 and compliant with VR12.5 Rev 1.3 PWM specifications.

Features

Ultra Low Quiescent Power Dual output 6+1 phase PWM Controller.
Intel® VR12, VR12.5 & Memory VR modes.
Overclocking & Gaming Modes.
PVI GPU VR mode.
Switching frequency from 194kHz to 2MHz per phase in 56 steps.
IR Efficiency Shaping Features including Variable Gate Drive, Dynamic Phase Control and Automatic Power State Switching.
Programmable 1-phase or 2-phase operation for Light Loads and Active Diode Emulation for Very Light Loads.
IR Adaptive Transie.

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Other Datasheets by International Rectifier

IR3588 - Ultra Portable Digital Multi-Phase Mobile Controller
IR3500 - VR11.0 & AMD PVID CONTROLLER
IR3502 - CONTROLLER
IR3505 - PHASE
IR3506 - DDR & VTT PHASE
IR3507 - PHASE

Published: Nov 28, 2015 |