MIC3287-24YML-TR

LED Driver IC Overview

The MIC3287-24YML-TR is a 1.2 MHz PWM step-up switching regulator optimized for constant current white LED driving. It operates within a supply voltage range of 2.8 V to 6.5 V and delivers an output voltage of 36 V with a maximum switch current of 350 mA. The device supports analog and PWM dimming functions. It is housed in an 8-pin VDFN package and rated for operation between -40°C and +125°C.

LED Driver IC Feature Summary

• Integrated 1.2 MHz pulse width modulated step-up topology
• Optimized for constant current white LED applications
• Supports both analog and PWM dimming control methods

LED Driver IC Applications

• White LED backlighting
• Flash/Torch lighting systems

LED Driver IC Procurement Notes

Verify the specific suffix YML-TR against official Microchip documentation to confirm the 8-pin VDFN package configuration and tape-and-reel packaging quantity. Ensure the component matches the required operating temperature range and electrical specifications for the target design.

LED Driver IC Selection Notes

Select this component for designs requiring a compact, high-frequency boost regulator for single-channel white LEDs. Consider the 350 mA output limit and 36 V maximum voltage when sizing external components. Verify compatibility with system power rails and dimming signal requirements.

LED Driver IC Part Context

This part belongs to the MIC3287 series of LED drivers manufactured by Microchip Technology. It is specifically designed as a low-voltage, high-efficiency solution for portable electronics requiring bright white illumination. The series includes variants with different packages and protection features.

LED Driver IC Replacement Considerations

Direct substitutes include other MIC3287 variants such as MIC3287-24YD6-TR, which offers a different package option but similar functional characteristics. Cross-reference pinouts and thermal performance before substitution.