MIC4801YM-TR

LED Driver IC Overview

The MIC4801YM-TR is a single-channel White LED (WLED) driver IC manufactured by Microchip Technology. It operates with a DC input voltage range of 3V to 5.5V and provides a constant output current of 600mA. The device features ultrafast PWM dimming control with a frequency up to 200Hz. It is housed in an 8-pin SOIC package, measuring 4.93mm in length and 1.75mm in height. The component supports surface mount installation and functions within an operating temperature range of -40°C to 125°C.

LED Driver IC Feature Summary

• Ultrafast PWM dimming control for precise brightness adjustment
• Single-channel design optimized for White LED applications
• High efficiency linear regulation for constant current drive

LED Driver IC Applications

• White LED lighting systems
• Portable electronic display backlighting
• General illumination circuits

LED Driver IC Procurement Notes

Verify the specific suffix 'TR' indicates tape and reel packaging when ordering. Confirm the SOIC-8 package type matches the PCB footprint requirements. Ensure the input voltage supply stays within the 3V to 5.5V operational limits. Check for RoHS compliance documentation if required by assembly standards. Validate the 600mA output current capability against the target LED string specifications.

LED Driver IC Selection Notes

Select this component for applications requiring a single high-current WLED channel with PWM dimming. The 3V to 5.5V input range suits battery-powered or low-voltage systems. The SOIC-8 package offers a compact solution for space-constrained designs. Consider the 600mA output limit when determining the number of LEDs in series. The wide temperature range supports operation in varied environmental conditions.

LED Driver IC Part Context

The MIC4801YM-TR belongs to the MIC4801 series of LED drivers from Microchip Technology. This series focuses on efficient driving solutions for White LEDs. The part integrates necessary control logic for PWM dimming into a small form factor. It serves as a dedicated driver for single-string LED configurations in consumer electronics.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical parameters before considering alternative components from other manufacturers.