MIC2871YMK-TR

LED Driver IC Overview

The MIC2871YMK-TR is a high-brightness LED flash driver manufactured by Microchip Technology. It delivers a peak output current of 1.2A and operates with an internal switching frequency of 2MHz. The device supports a supply voltage range from 2.7V to 5.5V and utilizes a single-wire serial interface for dimming control. It is housed in a compact LDFN-14 package and is rated for junction temperatures between -40°C and 125°C.

LED Driver IC Feature Summary

• Integrates a 1.2A high-current flash driver capable of powering high-brightness LEDs.
• Features a 2MHz internal switching frequency to minimize external component size.
• Supports single-wire serial interface for simplified dimming and configuration.

LED Driver IC Applications

• Camera flash systems
• Mobile device illumination
• Compact lighting modules

LED Driver IC Procurement Notes

Verify the specific suffix 'YMK' confirms the LDFN-14 package and tape-and-reel delivery format. Confirm the manufacturer designation as Microchip Technology, noting its acquisition history involving Micrel. Ensure the datasheet version matches the required operating temperature range of -40°C to 125°C. Cross-reference the Mouser part number 998-MIC2871YMK-TR for accurate sourcing details.

LED Driver IC Selection Notes

Select this component when a compact solution for high-intensity LED flashing is required. The 2MHz frequency allows for smaller inductors compared to lower-frequency alternatives. The single-wire interface reduces pin count requirements on the host controller. Ensure the input voltage stays within the 2.7V to 5.5V range for proper regulation.

LED Driver IC Part Context

This part belongs to the MIC2871 family of PMIC LED drivers designed for portable electronics. It replaces older discrete solutions or lower-performance drivers by integrating power switches and control logic into a small footprint. The YMK suffix specifically denotes the leadless package variant suitable for space-constrained board layouts.

LED Driver IC Replacement Considerations

The MIC2871YM6-TR is a related variant but uses a different package. Verify pin compatibility before substitution. No direct public substitute part numbers are confirmed in the provided documentation.