This circuit uses a transistor as a sensor and operates in the range of 0 to 50º C. We found it in old documentation. Operational equivalents can be used.
This circuit was obtained in an old American manual. The circuit is valid for any operational. The...
This circuit converts a positive CMOS supply voltage to a negative one. We found it in a 90s...
The TL431 integrated circuit consists of a programmable shunt regulator with an internal...