IR3580

Überblick

Single Loop, 8 phase VR12 and VR12.5 Intel PWM controller for high efficiency, highly accurate VR solutions

Vorteile

  • Ultra Low Quiescent Power 8-phase single output PWM Controller
  • Intel® VR12 and VR12.5, and Memory VR modes
  • Overclocking and 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 Transient Algorithm (ATA) minimizes output bulk capacitors and system cost
  • Auto-Phase Detection with PID Coefficient autoscaling
  • Fault Protection: OVP, UVP, OCP, OTP, CFP
  • I2C/SMBus/PMBus system interface for reporting of Temperature, Voltage, Current and Power telemetry for both loops
  • Multiple Time Programming (MTP) with integrated charge pump for easy non-volatile programming
  • Compatible with 3.3V tri-state drivers and IR ATL mode drivers
  • +3.3V supply voltage -40°C to 85°C ambient operation
  • Pb-Free, RoHS, 6x6mm 48-pin, 0.4mm pitch QFN
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