NUS5531MTR2G

Overview

The NUS5531MTR2G is a power management integrated circuit from onsemi, designed for USB charging port applications. It integrates a main switch Power MOSFET with a single charging Bipolar Junction Transistor (BJT). This combination allows the device to function as a robust power switch and controller for managing power delivery in portable electronic devices.

Feature Summary

• Integrates a main switch Power MOSFET for efficient power path control
• Includes a dedicated single charging BJT for battery management functions
• Designed specifically for USB charging port power switching applications

Applications

• USB charging port power switches
• Portable electronic device power management
• Battery charging circuits

Procurement Notes

Verify the component authenticity by checking the marking code against official onsemi documentation. Ensure the package type matches the required PCB footprint. Confirm that the specific suffix indicates the correct tape and reel quantity for your manufacturing process. Cross-reference the date code to ensure compliance with current environmental regulations.

Selection Notes

Select this component when a combined solution for main power switching and charging control is required in a compact form factor. It is suitable for designs needing integrated protection features within a USB interface. Consider the thermal performance of the package if high current loads are expected. Verify compatibility with the system's voltage levels before integration.

Part Context

This part belongs to the NUS553 series of integrated power switches. It is similar to other models like the NUS5530MN which may offer different internal configurations or additional features such as dual BJTs. The series is targeted at consumer electronics requiring reliable USB connectivity and power regulation.

Replacement Considerations

Direct replacements include the NUS5530MN and NUS5530MNR2G. These alternatives integrate a Power MOSFET with a PNP transistor. Verify pinout compatibility and electrical specifications before substitution.