FAN5902 - 800mA Buck Converter

Fairchild Semiconductor

FAN5902 Datasheet Preview — Preview of FAN5902 PDF

Datasheet Details

Part number	FAN5902
Manufacturer	Fairchild ↗ Semiconductor
File Size	426.46 KB
Description	800mA Buck Converter
Datasheet	FAN5902_FairchildSemiconductor.pdf

FAN5902 Product details

Description

The FAN5902 is a high-efficiency, low-noise, synchronous, step-down DC-to-DC converter designed for powering the radio frequency power amplifiers (RFPA) in 3G mobile handsets and other mobile applications.

Features

92% Efficient Synchronous Operation 2.7V to 5.5V Input Voltage Range VOUT Range from 0.4V to 3.4V (or VIN) Up to 800mA Output Current 20µs Step Response 30µs Bypass Transition Time 50mΩ Integrated Bypass FET with Controlled Slew Rate for Low Battery Voltage Operation 6MHz PWM Operation Allows 470nH Small Form Factor Inductor 100% Duty Cycle for Low Dropout Operation Thermal Shutdown Input Under-Voltage Lockout 12-Lead.

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Published: Jul 9, 2009 |