FAN5355 - 3MHz Digitally Programmable Regulator

Fairchild Semiconductor

FAN5355 Datasheet Preview — Preview of FAN5355 PDF

Datasheet Details

Part number	FAN5355
Manufacturer	Fairchild ↗ Semiconductor
File Size	1.73 MB
Description	3MHz Digitally Programmable Regulator
Datasheet	FAN5355_FairchildSemiconductor.pdf

FAN5355 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 |