Relay Blinker Finished

This is a simple circuit for blinking an LED using a relay and a capacitor.

The Circuit

Parts List

Reference Value
Battery 9V
Capacitor 1000 µF
LED Light-emitting Diode
Relay DigiKey # 2449-J104D2C9VDC.20S-ND
Resistor 470

The Layout

Created: Mar 6, 2026 | Updated: Mar 6, 2026 |