MP26023DQ-LF-Z

Overview

The MP26023DQ-LF-Z is a linear single-cell lithium-ion battery charger manufactured by Monolithic Power Systems. It operates within an input voltage range of 3.5 V to 5.5 V and delivers a maximum output current of 1 A. The device regulates the charging voltage to 4.2 V. It utilizes a QFN-10 package for surface mount installation. The component supports an operating temperature range from -40 C to +85 C, with a standby supply current of 500 uA and a power dissipation rating of 2.5 W.

Feature Summary

• Supports trickle charging for deeply discharged batteries
• Integrates thermal regulation to manage heat dissipation
• Provides status indication for AC adapter presence and charge state

Applications

• Portable electronic devices requiring single-cell Li-Ion power
• Consumer electronics with USB or adapter power inputs
• Battery management systems in compact form factor designs

Procurement Notes

Verify the specific suffix DQ against official MPS documentation to confirm pinout and package dimensions. Confirm RoHS compliance status through the manufacturer's environmental declarations. Ensure the ordering quantity aligns with factory reel specifications if purchasing in bulk. Cross-reference the datasheet revision date to validate feature availability.

Selection Notes

Select this component when a linear topology is suitable for the application's thermal constraints. The 1 A output current defines the maximum charging speed for the connected cell. Verify that the system input voltage remains within the 3.5 V to 5.5 V operational window. Consider the QFN-10 footprint during PCB layout planning to ensure adequate thermal relief.

Part Context

This part belongs to the MP26023 series of battery chargers from Monolithic Power Systems. It is categorized under PMIC battery management solutions. The device is designed for standalone operation without external microcontrollers. It serves as a direct replacement for legacy linear chargers in similar voltage and current classes.

FAQ

Does the MP26023 support fast charging protocols?

No, the MP26023 is a linear charger using standard CC/CV algorithms and does not implement proprietary fast charging communication protocols.

What is the maximum input voltage allowed?

The maximum continuous operating input voltage is 5.5 V.