Relays up to 100 mA can be driven by the 555 with the recommended circuit. The circuit is from an article in the September 1992 Radio Electronics magazine.
The oscillator illustrated in the figure can be used to generate signals ranging from 100 kHz to a...
This circuit is from General Electric from the 80s, using a relay with high current contacts (20...
September 2017 - IXYS Class X2 to 700 MOSFETs can now be purchased from Mouser Electronics....