MP2670DQ-LF-Z

Overview

The MP2670DQ-LF-Z is a linear lithium-ion battery charger manufactured by Monolithic Power Systems. It supports a 1 A charge current and operates with an input voltage range of 3.5 V to 6.5 V. The device provides a fixed 4.2 V output for single-cell Li-Ion or Li-Polymer batteries. It utilizes a QFN-10 surface-mount package and functions within a temperature range of -40 °C to +85 °C.

Feature Summary

• Linear charging architecture for single-cell lithium-based batteries
• Integrated NTC thermistor monitoring for thermal regulation
• Compact QFN-10 surface-mount packaging

Applications

• Portable electronic devices requiring single-cell battery management
• Consumer electronics utilizing lithium-ion power sources
• Mobile communication hardware

Procurement Notes

Verify the component status as Not Recommended for New Designs (NRND) before integration into new products. Confirm RoHS compliance details through official datasheets. Ensure the QFN-10 package dimensions match the target PCB layout. Validate that the 1 A current rating meets system requirements.

Selection Notes

Select this component for applications requiring a simple linear charging solution with integrated thermal protection. The fixed 4.2 V output suits standard single-cell lithium configurations. Consider the 3.5 V minimum input voltage when designing the power supply stage. Evaluate the QFN-10 footprint against available board space constraints.

Part Context

This part belongs to the MPS MP26xx series of battery chargers. It serves as a power management IC designed for portable devices. The manufacturer specializes in high-performance analog semiconductors. This specific model addresses the need for compact, efficient charging in mobile form factors.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for potential alternatives.