Found in the July 1994 Electronics Now magazine, this circuit drives a relay up to 12 V depending on the power supply. The transistor can be general purpose.
This 3V-only circuit was found in old American documentation, but can be implemented with...
In the figure we have an inductance bridge for values between 1 and 30 uH at a frequency of 5 MHz....
July 2017 - The new Texas Instruments ISO772x digital isolators with a speed of up to 100 Mbps and a...