MIC2289-34YML-TR

LED Driver IC Overview

The MIC2289-34YML-TR is a PWM boost switching regulator optimized for constant-current white LED driver applications. It operates with a DC input voltage range of 2.5V to 10V and provides a maximum output voltage of 34V. The device delivers an output current of 500mA and supports both analog and PWM dimming operations. Packaged in an 8-pin MLF (2x2mm) surface-mount format, it functions within a temperature range of -40°C to 85°C.

LED Driver IC Feature Summary

• Integrated internal switch for compact design
• Supports continuous analog and PWM dimming control
• Optimized for constant-current white LED driving

LED Driver IC Applications

• White LED backlighting
• Portable electronic displays
• General LED lighting systems

LED Driver IC Procurement Notes

Verify the specific suffix '34' indicates the 34V output rating during procurement. Confirm the 'YML' package code corresponds to the 8-lead MLF footprint. Ensure compatibility with required dimming signal types before ordering. Check RoHS compliance status as per manufacturer documentation.

LED Driver IC Selection Notes

Select this component when a single-output boost regulator is needed for white LEDs. Consider the 500mA current limit and 34V voltage ceiling against load requirements. Evaluate the 8-MLF package size for space-constrained PCB layouts. Compare switching frequency needs against other MIC2289 variants if different frequencies are required.

LED Driver IC Part Context

This part belongs to the MIC2289 family of LED drivers from Microchip Technology. It shares core architecture with variants like MIC2289-24YML-TR but differs in output voltage specifications. The series is designed for portable devices requiring efficient white LED illumination with precise current regulation.

LED Driver IC Replacement Considerations

MIC2289-24YML-TR serves as a functional substitute with similar topology but lower output voltage capability.