Download IR3447 Datasheet PDF
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Datasheet Summary

25A Highly Integrated SupIRBuckTM Single-Input Voltage, Synchronous Buck Regulator Features - Single 5V to 21V application - Wide Input Voltage Range from 1.5V to 21V with external Vcc - Output Voltage Range: 0.6V to 0.86- PVin - 0.5% accurate Reference Voltage - Enhanced line/load regulation with Feed-Forward - Programmable Switching Frequency up to 1.5MHz - Internal Digital Soft-Start - Enable input with Voltage Monitoring Capability - Remote Sense Amplifier with True Differential Voltage Sensing - Thermally pensated current limit and Hiccup Mode Over Current Protection - Smart LDO to enhance efficiency - External synchronization with Smooth Clocking - Dedicated output voltage...