MCP73833T-CNI/UN

Overview

The MCP73833T-CNI/UN is a linear charge management controller designed for single-cell lithium-ion and lithium-polymer batteries. It supports an output voltage of 4.2V and delivers up to 1.2A of output current. The device operates within a supply voltage range of 3.75V to 6V. It is housed in a 10-pin MSOP package with SMD/SMT mounting style. The component functions reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates complete charge management control for single-cell Li-Ion and Li-Polymer batteries
• Supports high-capacity battery charging with programmable constant-current capability
• Includes thermal regulation to manage heat dissipation during the charging process

Applications

• Single-cell lithium-ion battery charger designs
• Lithium-polymer battery power management systems
• Portable electronic devices requiring compact battery charging solutions

Procurement Notes

Verify the specific suffix 'CNI' against official Microchip documentation to confirm pinout compatibility and package dimensions. Ensure the ordering code matches the required tape-and-reel packaging format. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm authenticity and current production status before finalizing procurement orders.

Selection Notes

Select this component when designing circuits for single-cell lithium-based chemistries requiring integrated charge management. The 1.2A output current rating suits applications needing faster charging times compared to lower-current alternatives. The MSOP-10 package offers a balance between thermal performance and board space efficiency for portable consumer electronics.

Part Context

This part belongs to the MCP7383x family of charge management controllers from Microchip Technology. It shares functional similarities with other variants like the MCP73833-AMI/UN but differs in packaging and reel specifications. The family is designed to provide safe and efficient charging for modern high-capacity lithium batteries in compact form factors.

Replacement Considerations

MCP73833-CNI/UN

FAQ

What battery types are supported by the MCP73833T-CNI/UN?

It supports single-cell lithium-ion and lithium-polymer batteries.

Does the MCP73833T-CNI/UN include thermal protection?

Yes, it features thermal regulation to monitor die temperature and reduce charge current if necessary.