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IR38063 - Synchronous Buck Regulator

General Description

Internal LDO allows single 21V operation The IR38063 SupIRBuck™ is an easy-to-use, fully Output Voltage Range: 0.5V to 0.875 PVin

integrated and highly efficient DC/DC regulator with I2C/PMBus interface.

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Advanced Information PRELIMINARY DATASHEET Highly Integrated 25A Single-input Voltage, Synchronous Buck Regulator with PMBus Interface IR38063 FEATURES DESCRIPTION • Internal LDO allows single 21V operation The IR38063 SupIRBuck™ is an easy-to-use, fully • Output Voltage Range: 0.5V to 0.875*PVin • 0.5% accurate Reference Voltage integrated and highly efficient DC/DC regulator with I2C/PMBus interface. The onboard PWM controller and MOSFETs make IR38063 a space-efficient solution, • Programmable Switching Frequency up to providing accurate power delivery for low output 1.5MHz using Rt/Sync pin or PMBus voltage and high current applications.