MCP73812T-420I/OT

Battery Chargers Overview

The MCP73812T-420I/OT is a linear charge management controller designed for single-cell lithium-ion and lithium-polymer batteries. It operates within an input voltage range of 3.75 V to 6 V, delivering a regulated output voltage of 4.2 V with a maximum charge current of 500 mA. The device functions at a supply current of 1 mA and supports operating temperatures from -40°C to +85°C. It is housed in a compact SOT-23 package suitable for surface mount installation.

Battery Chargers Feature Summary

• Fully integrated linear charging solution for space-constrained designs
• Automatic termination of the charging cycle upon full battery capacity
• Integrated thermal regulation to manage heat dissipation during operation

Battery Chargers Applications

• Portable electronic devices requiring single-cell battery management
• Cost-sensitive consumer electronics with limited board space
• Battery-powered handheld instruments

Battery Chargers Procurement Notes

Verify the specific suffix 'I/OT' against the manufacturer's official datasheet to confirm the temperature grade and tape-and-reel packaging configuration. Ensure compatibility with the target system's input voltage limits and thermal requirements before finalizing procurement decisions.

Battery Chargers Selection Notes

Select this component when a simple, low-pin-count solution is required for single-cell Li-Ion or Li-Po applications. It is appropriate for designs where cost efficiency and minimal external component count are prioritized over high-current fast-charging capabilities.

Battery Chargers Part Context

This part belongs to the MCP7381x series of charge management controllers from Microchip Technology. These devices are engineered to provide reliable charging profiles for portable applications while minimizing the footprint and bill of materials through internal integration of necessary control logic.

Battery Chargers Replacement Considerations

Consult official substitution guides for compatible alternatives within the same product family or equivalent functional replacements from other manufacturers.