LM3354 - Regulated 90mA Buck-Boost Switched Capacitor DC/DC Converter

Product Overview

National Semiconductor

Datasheet Details

Part number	LM3354
Manufacturer	National Semiconductor
File Size	394.37 KB
Description	Regulated 90mA Buck-Boost Switched Capacitor DC/DC Converter
Datasheet	LM3354 Datasheet
Note	This datasheet PDF includes multiple part numbers: LM3354, LM3. Please refer to the document for exact specifications by model.
Additional preview pages of the LM3354 datasheet.

Product details

Description

The LM3354 is a CMOS switched capacitor DC/DC converter that produces a regulated output voltage by automatically stepping up (boost) or stepping down (buck) the input voltage.

Features

n Regulated VOUT with ± 3% (5.0V, 4.1V, and 3.3V options) or ± 4% (1.8V option) accuracy n Standard output voltages of 1.8V, 3.3V, 4.1V, and 5.0V n Custom output voltages available from 1.8V to 5.0V in 100 mV increments with volume order n 2.5V to 5.5V input voltage range n Up to 90mA (5.0V, 4.1V, and 1.8V options) or 70mA (3.3V option) output current n > 75% average efficiency n Uses few, low-cost external components n Very small solution size n 375 µA typical operating current n 2.3 µA typical.

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Published: Mar 22, 2005 |