IR3581 - Dual Output Digital Multi-Phase Controller

Name: IR3581
SKU: IR3581-952267

International Rectifier

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IR3581 Datasheet Preview — Preview of IR3581 PDF

Datasheet Details

Part number	IR3581
Manufacturer	International Rectifier
File Size	251.57 KB
Description	Dual Output Digital Multi-Phase Controller
Datasheet	IR3581-InternationalRectifier.pdf

IR3581 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

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Published: Nov 28, 2015 |