FAN5405UCX - onsemi

Manufacturer Part Number

FAN5405UCX

Manufacturer

onsemi

Introduction

The FAN5405UCX is a programmable battery charger designed for lithium-ion or lithium-polymer batteries, providing efficient power management solutions.

Product Features and Performance

Programmable charging features for current, timer, and voltage

Max charge current of 1.25A

Supports battery pack voltage up to 4.5V Max

Operates with a power supply voltage up to 6V

Interfaces include I2C and USB for versatile connectivity

Operating temperature range from -30°C to 85°C

Product Advantages

High flexibility due to programmable features

High compatibility with various battery chemistries

Integrated fault protection enhances safety

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Current Charging: Constant Programmable

Charge Current Max: 1.25A

Battery Pack Voltage: 4.5V (Max)

Voltage Supply (Max): 6V

Interface: I2C, USB

Operating Temperature: -30°C ~ 85°C

Quality and Safety Features

Over Temperature Protection

Over Voltage Protection

Short Circuit Protection

Compatibility

Compatible with single-cell Lithium Ion or Lithium Polymer batteries

Application Areas

Suitable for portable electronic devices

Ideal for battery-powered gadgets requiring reliable charging solutions

Product Lifecycle

Status: Obsolete

Replacement or upgrade options should be consulted with onsemi distributors or sales representatives.

Several Key Reasons to Choose This Product

Versatile programmable options allow customization for specific applications.

Broad operating temperature range suitable for harsh environments.

Advanced safety features prevent damage from common battery charging faults.

Direct I2C and USB interfaces offer easy integration into system designs.