Electronic LED Candle

This reference design is a simple electronic LED candle that is well suited for birthday occasion. It acts like a real candle, which constantly flickers and changes its light intensity depending on the airflow. It has 9 LEDs, which blinks at random period and phase that can also be blown by the user as if it is a real candle. It specially uses the C&K’s PTS830GM140 tactile switch, a micro-miniature switch with low profile and high actuation forces designed for wearable electronics. It features extremely low start-up voltage and high output voltage accuracy. Read more