MCP73832-2ATI/MC

Battery Chargers Overview

The MCP73832-2ATI/MC is a single-cell lithium-ion or lithium-polymer battery charge management controller manufactured by Microchip Technology. It operates within a supply voltage range of 3.75V to 6V and supports a maximum programmable charging current of 500mA. The device regulates the battery voltage to 4.2V with high accuracy. It utilizes an 8-pin DFN (2x3mm) package with an exposed pad for thermal dissipation. The component is rated for operation in temperatures ranging from -40°C to +125°C, ensuring reliability in diverse environmental conditions.

Battery Chargers Feature Summary

• Implements standard CC/CV charging algorithm for single-cell Li-Ion/Li-Po batteries
• Integrates thermal regulation to reduce charging current when die temperature reaches safety limits
• Provides status output indicating charge completion and fault conditions
• Includes automatic recharge function triggered when battery voltage drops below threshold

Battery Chargers Applications

• Portable electronic devices requiring single-cell battery management
• Consumer electronics with limited PCB space constraints
• Industrial control systems operating in extreme temperature environments
• Medical instrumentation requiring reliable power management

Battery Chargers Procurement Notes

Verify the specific suffix 'MC' corresponds to the 8-DFN package configuration as documented in official datasheets. Confirm RoHS compliance status matches project requirements. Ensure ordering quantities align with manufacturer packaging standards. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Validate that the selected variant meets all electrical specifications for the intended application.

Battery Chargers Selection Notes

Select this component when designing circuits for single-cell lithium-based batteries requiring precise voltage regulation. Consider the 8-DFN package for applications needing compact footprints with improved thermal performance compared to smaller packages. Evaluate the 500mA current limit against battery capacity requirements. Verify compatibility with system supply voltages within the specified 3.75V to 6V range.

Battery Chargers Part Context

This part belongs to the MCP73831/2 family of charge management controllers designed for portable applications. It shares functional similarities with other variants in the series but differs in package type and specific electrical characteristics. The MCP73832 variant specifically targets higher current applications compared to the MCP73831. It serves as a complete solution for managing battery charging cycles without external MOSFETs.

Battery Chargers Replacement Considerations

MCP73832-2ACI/MC offers identical functionality in the same 8-DFN package. MCP73832T-2DCI/OT provides equivalent features in a SOT-23-5 package, requiring layout adjustments. MCP73832-4ADI/MC is suitable for applications requiring a 4.4V battery voltage setting instead of 4.2V.