FAN5355 - 3MHz Digitally Programmable Regulator

Product Overview

Fairchild Semiconductor

Datasheet Details

Part number	FAN5355
Manufacturer	Fairchild Semiconductor
File Size	1.73 MB
Description	3MHz Digitally Programmable Regulator
Datasheet	FAN5355 Datasheet
Additional preview pages of the FAN5355 datasheet.

Product details

Description

The FAN5355 device is a high-frequency, ultra-fast transient response, synchronous step-down DC-DC converter optimized for low-power applications using small, low-cost inductors and capacitors.

Features

93% Efficiency at 3 MHz.
800 mA, 1 A, or 1.1 A Output Current.
I2C™-Compatible Interface up to 3.4 Mbps.
6-bit VOUT Programmable from 0.75 V to 1.975 V.
2.7 V to 5.5 V Input Voltage Range.
3 MHz Fixed-Frequency Operation.
Excellent Load and Line Transient Response.
Small Size, 1 μH Inductor Solution.
±2% PWM DC Voltage Accuracy.
35 ns Minimum On-Time.
High-Efficiency, Low-Ripple, Light-Load PFM.
Smooth Transition between PWM and PFM.

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Published: Jun 8, 2009 |