Reference Design for Ultrasonic Fragrance Diffusers

Executive Briefing & Key Highlights

A reference design helps build fragrance diffusers with mist control, water sensing, touch buttons, lights, and fan control. Holtek’s 3MHz/5V/5W fragrance diffuser reference design provides the main hardware and software functions needed to develop an ultrasonic fragrance diffuser. It supports atomizer driving, frequency tracking, water-shortage detection, touch controls, RGB lighting, and fan con