Found in American documentation from the 90s, this circuit uses components that are still common today. The 15 V power supply must be symmetrical.
The sensor of this circuit is a thermistor of the same value as the adjustment circuit formed by...
We found this circuit in a 1968 Hughes publication. The components are from the era and can be...
This circuit is suggested by Motorola and consists of a voltage reference based on an MC1403. The...