MCP1664T-E/MNY

LED Driver IC Overview

The MCP1664T-E/MNY is a high-voltage step-up LED driver manufactured by Microchip Technology. It operates with an input voltage range of 2.4 V to 5.5 V and delivers up to 300 mA output current. The device features a switching frequency of 500 kHz and adjustable output voltage. It includes UVLO and open load protection, with a static current of 40 nA. Operating temperatures range from -40°C to +125°C. The component is AEC-Q100 qualified and housed in an 8-pin TDFN package.

LED Driver IC Feature Summary

• Integrated open load protection for enhanced reliability
• Supports PWM dimming control for brightness adjustment
• Includes undervoltage lockout (UVLO) functionality

LED Driver IC Applications

• LED backlighting systems
• Camera flash circuits
• Portable electronic devices requiring regulated LED drive

LED Driver IC Procurement Notes

Verify the specific suffix 'E/MNY' against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with required PCB footprint for the TDFN-8 package. Confirm AEC-Q100 qualification status if automotive application is intended. Cross-reference datasheet revisions for any pinout or electrical parameter updates before finalizing design integration.

LED Driver IC Selection Notes

Select this component when a non-synchronous boost topology is required for LED driving within a 2.4V to 5.5V input range. It is suitable for applications needing precise current regulation up to 300 mA with low quiescent current. Consider the TDFN-8 package constraints for thermal management and board space. Verify that the 500 kHz switching frequency aligns with EMI requirements of the target system.

LED Driver IC Part Context

This part belongs to the MCP1664 series of high-current step-up LED drivers. It is designed for portable applications where efficiency and small form factor are critical. The series supports various LED configurations and includes safety features like open load detection. Microchip Technology provides comprehensive support documentation for integration into consumer and industrial electronics.

LED Driver IC Replacement Considerations

Consult official Microchip substitution guides for verified alternatives. Generic equivalents may not match the specific UVLO thresholds or open load protection behavior. Ensure any substitute maintains the same TDFN-8 footprint and electrical characteristics.