MCP73832T-3ACI/OT - Microchip Technology

Manufacturer Part Number

MCP73832T-3ACI/OT

Manufacturer

microchip-technology

Introduction

The MCP73832T-3ACI/OT is a highly integrated linear charge management controller for Lithium-Ion/Lithium-Polymer batteries, providing a compact solution for charging from a USB port or dedicated charger.

Product Features and Performance

Integrated pass transistor

Integrated current sense

Integrated reverse discharge protection

High-accuracy preset voltage regulation: 4.35V

Programmable charge current up to 500mA

Automatic recharge feature

Charge status output pin

Product Advantages

Simplifies the circuitry for Li-Ion/Li-Polymer battery charging

Enables compact and efficient design

Offers flexibility in setting charge rate

Provides safety features to protect the battery during charging

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Constant Charging Current: Programmable

Maximum Charge Current: 500mA

Battery Pack Voltage: 4.35V

Maximum Supply Voltage: 6V

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package/Case: SC-74A, SOT-753

Quality and Safety Features

Overvoltage protection to safeguard against voltage spikes

Thermal regulation to prevent overheating

Compatibility

Compatible with single-cell Lithium-Ion/Lithium-Polymer batteries

No external sense resistor required

Application Areas

Portable electronic devices

Standalone chargers

USB chargers and power banks

Product Lifecycle

The product status is active, indicating it is still in production and not nearing discontinuation

Ongoing support and availability of replacements or upgrades

Several Key Reasons to Choose This Product

High integration level allows for minimal external components

Flexibility in programming charge rate for different battery capacities

Built-in safety features provide peace of mind during charging

Compact form factor suitable for space-constrained applications

Proven manufacturer with a reputation for reliable power management solutions