IR3899 Datasheet PDF (Synchronous Buck Regulator) | Download International Rectifier IR3899

IR3899 - Synchronous Buck Regulator

Description

The IR3899 SupIRBuckTM is an easy‐to‐use, fully integrated and highly efficient DC/DC regulator.

The onboard PWM controller and MOSFETs make IR3899 a space‐efficient solution, providing accurate power delivery.

Features

Single 5V to 21V .

Datasheet Details

Part number	IR3899
Manufacturer	International Rectifier (now Infineon)
File Size	2.47 MB
Description	Synchronous Buck Regulator
Datasheet	IR3899 Datasheet
Additional preview pages of the IR3899 datasheet.

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Full PDF Text Transcription

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9A Highly Integrated SupIRBuckTM Single‐Input Vo- l1ta-ge, Synchronous Buck Regulator PD‐97661 IR3899 FEATURES  Single 5V to 21V application  Wide Input Voltage Range from 1.0V to 21V with external Vcc  Output Voltage Range: 0.5V to 0.86× Vin  Enhanced Line/Load Regulation with Feed‐Forward  Programmable Switching Frequency up to 1.5MHz  Internal Digital Soft‐Start/Soft‐Stop  Enable input with Voltage Monitoring Capability  Thermally Compensated Current Limit with robust hiccup mode over current protection  Smart internal LDO to improve light load and full load efficiency  External Synchronization with Smooth Clocking  Enhanced Pre‐Bias Start‐Up  Precision Reference Voltage (0.5V+/‐0.

Published: Nov 23, 2012 |