Found in a 80s American documentation, this circuit pulses a lamp for optical relay tests. The circuit can be modified to trigger a high brightness white LED.
This CMOS circuit was obtained in a 1980s documentation. The circuit has a 10-second time delay...
We found this circuit in an 80s Intersil documentation. Modern equivalent operating systems can be...
Texas Instruments TMP116 and TMP116N digital temperature sensors can be obtained from Mouser...