FAN54120UC435X - ONsemi

Manufacturer Part Number

FAN54120UC435X

Manufacturer

onsemi

Introduction

The FAN54120UC435X is a highly integrated single-cell Li-Ion/Polymer battery charger from onsemi. It features a wide input voltage range, programmable charging current, and advanced protection mechanisms to ensure safe and efficient charging of lithium-based batteries.

Product Features and Performance

Constant-current, constant-voltage (CC-CV) charging algorithm for Li-Ion/Polymer batteries

Programmable charging current up to 500mA

Wide input voltage range of 2.5V to 6V

Supports single-cell Li-Ion/Polymer batteries with voltages from 2.5V to 4.5V

Integrated thermal regulation and protection against over-temperature, over-voltage, and short-circuit

Compact 6-VDFN exposed pad package for space-constrained applications

Product Advantages

Highly integrated design reduces component count and simplifies system integration

Programmable charging current enables flexible power management

Advanced protection features safeguard the battery and the overall system

Wide operating temperature range of -30°C to 85°C supports a variety of use cases

Key Reasons to Choose This Product

Reliable and efficient charging solution for Li-Ion/Polymer batteries

Flexible configuration options to meet diverse application requirements

Compact package and low component count simplify board design

Robust protection features ensure safe and reliable operation

Quality and Safety Features

Integrated over-temperature, over-voltage, and short-circuit protection

Thermal regulation for safe and reliable operation under various conditions

Compatibility

Suitable for single-cell Li-Ion/Polymer battery charging applications

Interfaces with USB power sources

Application Areas

Portable electronics

Wearable devices

IoT and sensor applications

Battery-powered industrial equipment

Product Lifecycle

The FAN54120UC435X is an active product. There are equivalent or alternative models available from onsemi, such as the FAN54121 and FAN54122 series, which offer similar features and functionalities. Customers are advised to contact our website's sales team for more information on the latest product offerings and availability.