IR3801AMPBF - SYNCHRONOUS BUCK REGULATOR

International Rectifier (now Infineon)

Datasheet Details

Part number	IR3801AMPBF
Manufacturer	International Rectifier (now Infineon)
File Size	664.35 KB
Description	SYNCHRONOUS BUCK REGULATOR
Datasheet	IR3801AMPBF Datasheet

General Description

The IR3801A SupIRBuckTM is an easy-to-use, fully integrated and highly efficient DC/DC regulator.

The onboard switching controller and MOSFETs make the IR3801A a space-efficient solution, providing accurate power delivery for low output voltage applications.

The IR3801A operates from a single 4.5V to 14V input supply and generates an output voltage adjustable from 0.6V to 0.8*Vin at loads up to 9A.

Overview

PD-60355 IR3801AMPbF SupIRBuckTM HIGHLY INTEGRATED 9A WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK.

Key Features

Wide Input Voltage Range 2.5V to 21V.
Wide Output Voltage Range 0.6V to 12V.
Continuous 9A Load Capability.
300kHz High Frequency Operation.
Programmable Over-Current Protection.
Hiccup Current Limit.
Precision Reference Voltage (0.6V).
Programmable Soft-Start.
Pre-Bias Start-up.
Thermal Protection.
Thermally Enhanced Package.
Small Size 5mmx6mm QFN.
Pb-Free (RoHS Compliant) Appl.

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