IR3541AMTRPBF

Controller 40Pin PQFN EP T/R

Benefits:

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5-phase dual output PWM Controller

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Phases are flexibly assigned between Loops 1 and 2

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Intel® VR12, AMD® 400kHz and 3.4MHz SVI and Memory modes

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Dual OCP support for I-spike enhanced AMD CPUs

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SMB_Alert Pin for Servers

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PMBus Address pin or Variable Gate Drive

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Overclocking and Gaming Mode with Vmax setting

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Switching frequency from 200kHz to 1.2MHz per phase

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IR Efficiency Shaping Features including Variable Gate Drive and Dynamic Phase Control

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Programmable 1-phase or 2-phase for Light Loads and Active Diode Emulation for Very Light Loads

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IR Adaptive Transient Algorithm ATA on both loops minimizes output bulk capacitors and system cost

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Auto-Phase Detection with auto-compensation

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Per-Loop Fault Protection: OVP, UVP, OCP, OTP, CFP

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I2C/SMBus/PMBus system interface for telemetry of Temperature, Voltage, Current and Power for both loops

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Non-Volatile Memory NVM for custom configuration

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Compatible with IR ATL and 3.3V Tri-state Drivers

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+3.3V supply voltage -20°C to 85°C ambient operation

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Pb-Free, RoHS, 6x6 40-pin QFN package