MP2659GQ-0000-P

Overview

The MP2659GQ-0000-P is a standalone switching charger IC designed for multi-cell series battery packs. It supports lithium-ion and lithium-polymer chemistries with a maximum charging current of 3A and an input voltage range up to 36V. The device integrates MOSFETs and operates within a junction temperature range of -10°C to +125°C. It features programmable charge current, timer, and voltage settings, along with overvoltage and overtemperature fault protection. The component is housed in a 19-pin QFN (3x3mm) package.

Feature Summary

• Integrated synchronous rectification with internal power MOSFETs
• Programmable constant current and constant voltage charging profiles
• Built-in thermal regulation and safety fault protection mechanisms

Applications

• Portable electronic devices requiring multi-cell battery management
• Industrial equipment utilizing high-voltage battery packs
• Consumer electronics with lithium-ion or lithium-polymer power sources

Procurement Notes

Verify the specific suffix against official Monolithic Power Systems documentation to confirm pinout compatibility and electrical specifications. Ensure the ordering code matches the required packaging format. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before finalizing procurement.

Selection Notes

Select this component for applications requiring high-efficiency charging of series-connected battery cells. Evaluate the thermal performance requirements given the integrated MOSFET design and operating temperature limits. Confirm that the system input voltage does not exceed the 36V maximum rating. Consider the 19-QFN package dimensions for PCB layout constraints.

Part Context

This part belongs to the MP2659 family of battery chargers from Monolithic Power Systems. It is specifically engineered for standalone operation without external microcontrollers. The device simplifies power management by combining control logic and power stages into a single compact solution suitable for space-constrained designs.

Replacement Considerations

MP2659GQ-0000-Z is listed as a direct substitute.