This circuit was found in a Signetics documentation from the 1980s. Next to the figure are the waveforms of the generated signals. The transistor admits equivalent.
The operational amplifier is old. The circuit is from an 80's documentation but can be designed...
This circuit is of great use today, when solar energy is becoming increasingly important. The...
The sensor in this simple circuit is a NTC (Negative Temperature Coefficient) resistor. NTCs with...