This circuit is based on the DCP010515 integrated circuit found in the August 1998 issue of Electronics Now magazine. This integrated circuit is not very common these days.
This circuit visually indicates that a high voltage is present in an outlet or other point. The...
This circuit for 3.3 V logic circuits has a 5 V input and the maximum output current is on the...
We found this circuit in an old optoelectronics manual from Texas Instruments. However, more...