MIC3289-16YD6

LED Driver IC Overview

The MIC3289-16YD6 is a PWM boost-switching regulator optimized for constant-current white LED driver applications. It operates at a switching frequency of 1.2MHz and integrates an internal Schottky diode to reduce external component count. The device features true 1-Wire digital control for brightness adjustment, allowing for precise dimming without additional interface lines. Designed for compact designs, it utilizes a TSOT-23-6 package.

LED Driver IC Feature Summary

• Integrates an internal Schottky diode to minimize external components
• Supports true 1-Wire digital control for brightness management
• Optimized for constant-current white LED driving applications

LED Driver IC Applications

• White LED backlighting in portable devices
• Constant-current LED driver circuits
• Compact power supply designs requiring minimal footprint

LED Driver IC Procurement Notes

Verify the specific suffix '16YD6' against the manufacturer's current datasheet to ensure compatibility with required packaging and temperature grades. Confirm that the 1-Wire interface requirements align with the host controller capabilities. Check for any recent obsolescence notices or alternative part recommendations from Microchip Technology before finalizing procurement.

LED Driver IC Selection Notes

Select this component when a small form factor is critical due to its TSOT-23-6 package. It is suitable for applications requiring integrated rectification via the internal Schottky diode. Ensure the design supports the 1.2MHz switching frequency for optimal inductor size. Verify that the system can accommodate the 1-Wire digital control protocol for brightness adjustments.

LED Driver IC Part Context

This part belongs to the MIC3289 family of LED drivers manufactured by Micrel, now part of Microchip Technology. The series focuses on efficient, space-saving solutions for white LED illumination. The MIC3289-16YD6 variant specifically denotes the fixed output configuration and packaging style within this product line.

LED Driver IC Replacement Considerations

Consult Microchip Technology documentation for direct pin-to-pin replacements or updated revisions of the MIC3289 series. Ensure any substitute maintains the 1.2MHz frequency and 1-Wire interface compatibility.