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 Texas Instruments TIOS101 is a driver that can be connected to both high and low side sensors...
With this circuit from the September 1989 issue of Radio Electronics magazine, it is possible to...
Mouser Electronics owns the Littelfuse SP3422 low-capacitance TVS diode arrays. These components are...