LM3420AM5-4.2 - Texas Instruments

Manufacturer Part Number

LM3420AM5-4.2

Manufacturer

Texas Instruments

Introduction

The LM3420AM5-4.2 is a highly integrated, single-cell lithium-ion battery charger IC from Texas Instruments. It is designed to provide a complete battery charging solution in a compact package, making it suitable for a wide range of portable electronic devices.

Product Features and Performance

Supports 1-cell lithium-ion batteries with a charging voltage of 4.2V

Wide input voltage range up to 20V, allowing for a variety of power sources

Programmable charging current up to a maximum of 1A

Integrated thermal regulation and safety features to protect the battery and the device

Supports various charging modes, including constant-current and constant-voltage

Automatic charge termination and trickle charging to maintain battery health

Product Advantages

Highly integrated design for a compact and efficient charging solution

Robust safety features to prevent overcharging, overheating, and other hazards

Flexible input voltage range for compatibility with diverse power sources

Customizable charging parameters for optimized battery performance

Key Reasons to Choose This Product

Reliable and efficient battery charging for your portable electronic devices

Comprehensive safety measures to protect your battery and device

Flexibility to adapt to different power sources and charging requirements

Trusted Texas Instruments quality and reliability

Quality and Safety Features

Thermal regulation to prevent overheating

Overcurrent, overvoltage, and short-circuit protection

Automatic charge termination and trickle charging

Compatibility

The LM3420AM5-4.2 is designed to work with 1-cell lithium-ion batteries and is compatible with a variety of portable electronic devices.

Application Areas

Smartphones, tablets, and other handheld devices

Portable electronics, such as fitness trackers and wearables

Power banks and external battery packs

Industrial and medical equipment with battery-powered components

Product Lifecycle

The LM3420AM5-4.2 has been discontinued at DiGi-Electronics. However, there may be equivalent or alternative models available from Texas Instruments. We recommend contacting our sales team via our website for more information on current product offerings and potential replacements.