LTC4120EUD-4.2#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC4120EUD-4.2#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC4120EUD-4.2#TRPBF is a wireless power receiver and battery charger that integrates a rectification and power management into a compact 16-QFN package designed to charge lithium-ion/polymer batteries.

Product Features and Performance

Wireless power receiver with integrated battery charger

Compatible with lithium-ion/polymer batteries

Supports a single cell configuration

Offers constant charging current that is programmable

Maximum charge current of 400mA

Battery pack voltage fixed at 4.2V

Wide supply voltage range up to 40V

Designed for surface mount applications

Operates across a broad temperature range from -40°C to 125°C

Product Advantages

Enables simplified design for wireless charging applications

Supports a broad range of lithium battery applications

High charging efficiency and precision

Robust design capable of withstanding harsh environments

Space-saving with its compact 16-QFN package

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Current Charging: Constant, Programmable

Charge Current Max: 400mA

Battery Pack Voltage: 4.2V

Voltage Supply (Max): 40V

Operating Temperature: -40°C ~ 125°C (TJ)

Package / Case: 16-WFQFN Exposed Pad

Quality and Safety Features

This product has been designed with emphasis on reliability and safety, ensuring stable performance and protection against common faults albeit specific fault protection features are not listed.

Compatibility

The LTC4120EUD-4.2#TRPBF is specifically designed for use with single-cell lithium-ion/polymer batteries, ensuring compatibility with a wide range of portable electronic devices that require wireless charging capabilities.

Application Areas

Portable electronics

Wireless charging pads and dock stations

Wearable technology

Medical devices

Battery-powered consumer products

Product Lifecycle

Status: Active

The LTC4120EUD-4.2#TRPBF remains in active production with no indication of discontinuation, ensuring availability for both new designs and existing systems requiring maintenance or upgrades.

Several Key Reasons to Choose This Product

Integration of wireless power receiver and battery charger in a single device simplifies design.

Flexible programming of charging current to match specific battery requirements.

Compact and robust design suitable for portable and wearable applications.

Supports a wide operating temperature range, accommodating various user environments.

Provided in Tape & Reel packaging, facilitating efficient assembly in volume productions.