MP3394SGY-P

Overview

The MP3394SGY-P is a four-channel boost white LED driver IC from Monolithic Power Systems, designed for 2D/3D monitor and TV backlighting. It operates on a 5 V to 28 V input range with a fixed switching frequency of 570 kHz. The device provides an output current of 180 mA per channel in a SOIC-20 package. It supports PWM dimming and includes open LED protection features.

Feature Summary

• Integrates four independent current sources for balanced WLED driving
• Supports PWM dimming control for brightness adjustment
• Includes open LED protection for system reliability

Applications

• 2D Monitor Backlighting
• 3D Monitor Backlighting
• TV Display Backlighting

Procurement Notes

Verify the specific suffix against official MPS documentation to confirm pinout and thermal characteristics. Confirm availability status as some variants may be discontinued or restricted. Ensure compatibility with existing PCB footprints and design specifications before procurement.

Selection Notes

Select this component for applications requiring four-channel LED control with fixed frequency operation. Consider the SOIC-20 package size and 180 mA channel current capability. Verify that the 570 kHz switching frequency aligns with electromagnetic interference requirements and external component selections.

Part Context

This part belongs to the MP3394S series of LED lighting drivers. The series is engineered for high-efficiency white LED arrays in display applications. It utilizes a boost topology to regulate current across multiple channels efficiently.

Replacement Considerations

MP3394SGS-P: Similar 4-channel boost driver with comparable electrical characteristics but different packaging.