Datasheet4U Logo Datasheet4U.com

IR3581 - Dual Output Digital Multi-Phase Controller

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.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
IR350 Receiver Pre-amp Module ETC
IR35215 dual output digital multi-phase controller Infineon
IR300N-D0 Infrared Emitter CT Micro
IR304C-AXXXX Infrared LED Lamp Xinqiao Optoelectronic
IR311 REFLECTIVE NON FOCUSING SENSOR Fairchild Semiconductor

Other Datasheets by International Rectifier (now Infineon)

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

Full PDF Text Transcription

Click to expand full text
Datasheet Product Brief IR3581  Dual Outpu  t Digital Multi-Phase Controller FEATURES  Ultra Low Quiescent Power Dual output 6+1 phase PWM Controller  Intel® VR12, VR12.
Published: |