Microchip Technology MCP73832T-2ACI/MC - Charge Management Controller

The MCP73832T-2ACI/MC is a highly integrated linear charge management controller from Microchip Technology, designed for space-limited and cost-sensitive applications. Specifically tailored for portable applications, this device is capable of handling single-cell Lithium-Ion (Li-Ion) or Lithium-Polymer (Li-Poly) batteries. Its compact design, advanced features, and efficiency make it an ideal solution for modern portable electronics.

Key Features:

• Charge Regulation: Provides constant current/constant voltage charge algorithm with selectable preconditioning and charge termination.
• Programmable Charge Current: The charge current can be set from 15mA to 500mA using an external resistor, allowing flexibility for various battery sizes and requirements.
• High Accuracy: Preset voltage regulation is accurate to ±0.75%, ensuring the battery is charged precisely for optimal performance and longevity.
• Thermal Regulation: Integrated thermal regulation automatically reduces charge current to prevent overheating and improve safety.
• Status Output: A status output pin (STAT) provides real-time feedback on the charge cycle status, which can be used to indicate charging progress or completion.
• Low-Dropout Voltage: The low dropout voltage maximizes efficiency and allows for operation with less power loss.
• Package: Available in a 2x3 mm DFN package or a SOT-23-5 package, which are both suitable for space-constrained applications.
• Protection Features: Includes over-temperature protection, under-voltage lockout, and automatic recharge for enhanced safety.

Applications:

The MCP73832T-2ACI/MC is versatile and can be used in a wide range of portable devices such as:

• Smartphones and PDAs
• Digital Cameras
• Bluetooth Headsets
• MP3 Players
• Portable Game Consoles
• Wearable Technology
• GPS Devices

With its comprehensive features and reliable performance, the MCP73832T-2ACI/MC from Microchip Technology stands out as a superior charge management solution for single-cell Li-Ion or Li-Poly battery applications.