LTC3428EDD#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3428EDD#TRPBF

Manufacturer

Analog Devices

Introduction

High-efficiency step-up DC-DC switching regulator for portable devices.

Product Features and Performance

Boost topology

Adjustable output voltage

1MHz switching frequency

2A current output capability

Low minimum input voltage requirement (1.6V)

High maximum output voltage (5.25V)

Product Advantages

Suitable for battery-powered applications

Compact 10-DFN package

High frequency allows for small external components

Capable of meeting high-power demands

Key Technical Parameters

Voltage - Input (Min): 1.6V

Voltage - Input (Max): 4.5V

Voltage - Output (Min/Fixed): 1.6V

Voltage - Output (Max): 5.25V

Current - Output: 2A (Switch)

Frequency - Switching: 1MHz

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Over-temperature protection

Built-in cycle-by-cycle current limit

Stable with ceramic output capacitors

Compatibility

Works with a wide range of input voltages (1.6V-4.5V)

Suitable for various battery chemistries

Application Areas

Portable electronics

Battery-powered devices

Hand-held instruments

Wireless and telecom equipment

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacement and upgrade options available

Several Key Reasons to Choose This Product

High-power boost capability in a small package

Flexible and wide input voltage range

High switching frequency minimizing external component size

Reliability for industrial temperature ranges

Analog Devices' reputation for high-performance products