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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