LTC3421EUF#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3421EUF#TRPBF

Manufacturer

Analog Devices

Introduction

A high-efficiency, step-up DC-DC converter suitable for various portable devices.

Product Features and Performance

Adjustable output voltage range from 2.4V to 5.25V

Capable of delivering 1A switch current

Wide input voltage range from 0.5V to 4.5V

Variable switching frequency between 100kHz and 3MHz

Surface mount 24-WFQFN exposed pad package for compact design

Non-synchronous rectification mode

Product Advantages

Flexibility to work with low input voltages

High output current capability

Adjustable output for design versatility

High switching frequency for smaller passive components

Thermal performance enhanced by QFN package

Key Technical Parameters

Number of Outputs: 1

Min Input Voltage: 0.5V

Max Input Voltage: 4.5V

Min Output Voltage: 2.4V

Max Output Voltage: 5.25V

Output Current: 1A (Switch)

Switching Frequency: 100kHz ~ 3MHz

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Built to operate reliably in a wide temperature range

Compatibility

Compatible with a variety of portable devices requiring a boost converter

Application Areas

Battery-powered devices

Portable electronics

Handheld medical equipment

Low voltage power supply conversions

Product Lifecycle

Currently active

Not nearing discontinuation

Replacements or upgrades may be available

Several Key Reasons to Choose This Product

High efficiency for prolonged battery life

Supports a broad range of input and output voltages for versatile use

High-frequency operation allows for smaller external components, reducing overall size

Robust operating temperature range suited for diverse environments

Active product status ensures ongoing support and availability