MIC3201YME-TR

LED Driver IC Overview

The MIC3201YME-TR is a hysteretic step-down, constant-current High-Brightness LED driver manufactured by Microchip Technology. It operates within an input voltage range of 6V to 20V and supports a switching frequency up to 1MHz. The device delivers a maximum output current of 1A with ±5% accuracy via high-side current sensing. It features PWM dimming capability and is housed in an 8-SOIC-EP package, functioning reliably across a junction temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Hysteretic control architecture providing fast response during load transients and PWM dimming operations
• High-side current sensing with integrated amplifier ensuring precise LED current regulation
• Dedicated PWM input pin enabling wide-range pulsed dimming functionality
• High switching frequency operation allowing for minimized external component size

LED Driver IC Applications

• Interior and exterior general illumination systems
• Architectural lighting installations
• Ambient lighting applications
• LED bulb designs

LED Driver IC Procurement Notes

Verify the specific ordering suffix matches the required packaging configuration, as variations exist between cut tape, reel, and Digi-Reel formats. Confirm that the exposed pad thermal design aligns with the target PCB layout requirements. Ensure the selected variant complies with RoHS3 specifications if environmental compliance is mandated for the end product assembly process.

LED Driver IC Selection Notes

Select this component when a buck topology is required for driving high-brightness LEDs from a 6V to 20V supply. The choice is appropriate for designs prioritizing high-side current sensing accuracy over low-side alternatives. Consider the 1MHz switching frequency trade-off between component size and electromagnetic interference levels relative to other available driver options.

LED Driver IC Part Context

This part belongs to the MIC3201 family of LED lighting drivers. It is specifically designed for high-brightness LED applications requiring constant current regulation. The device integrates an internal switch and utilizes a hysteretic control method to maintain stable performance under varying load conditions without requiring complex compensation networks.

LED Driver IC Replacement Considerations

Public documentation identifies MIC3201YME as a related part number within the same series. Verify functional equivalence and pin compatibility before substitution. No other direct substitute part numbers are confirmed in the provided public data.