MP4050GS-Z

Overview

The MP4050GS-Z is a non-isolated, high-brightness LED driver IC from Monolithic Power Systems. It utilizes a buck topology to regulate current for single-output applications. The device supports an input voltage range of 85 VAC to 265 VAC and delivers a constant output current of 115 mA. Operating at a frequency of 22 kHz, it features an integrated MOSFET and is housed in an SOIC-8 package. The component functions within a temperature range of -40°C to +125°C.

Feature Summary

• Non-isolated architecture designed for high-brightness LED applications
• Integrated power MOSFET simplifies circuit design
• Constant current output regulation capability

Applications

• General lighting systems
• LED illumination drivers

Procurement Notes

Verify the status of this component as it is marked NRND (Not Recommended for New Designs). Confirm availability through authorized distributors, noting that stock levels may be limited or discontinued. Ensure compliance with RoHS specifications and check moisture sensitivity ratings prior to procurement and storage planning.

Selection Notes

Select this part for non-isolated AC/DC offline switch-mode applications requiring a buck converter topology. It is suitable for designs needing a single channel of constant current drive. Consider the SOIC-8 package constraints and thermal dissipation requirements given the 1 W power dissipation rating when evaluating board layout and heat management strategies.

Part Context

This component belongs to the MP4050 series of LED lighting drivers manufactured by Monolithic Power Systems. It is categorized under PMIC LED Drivers and specifically targets non-isolated, high-brightness LED solutions. The device serves as a specialized driver IC for converting AC line voltage into regulated DC current for LED loads.

Replacement Considerations

No public confirmed substitute part numbers are available for the MP4050GS-Z.