Low Voltage Test (CB22158E)

This is a simple voltage tester for voltages from about 2V to about 15V with the indicated resistor and red LEDs.

18 V to 30 V x 200 mA DC converter with 200 mA (CB8474E)
This circuit was found in a 90s Signetics documentation. The circuit is switched based on...
Debounced Switch (CB830E)
This switch is bounce free and is recommended for the control of CMOS circuits. The switch must be...
Operational with Hysteresis LM309 (CB15103E)
In the figure we have the way to add hysteresis to an operational amplifier. The relationship...