IR3581 Datasheet (International Rectifier) - Dual Output Digital Multi-Phase Controller

IR3581, Dual Output Digital Multi-Phase Controller

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.

The IR3581 includes IR’s Efficiency Shaping Technology to deliver exceptional efficiency at minimum cost ac

IR3581 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 Dr