This circuit triggers a relay when the set temperature is reached. The circuit is from an old documentation. The relay may be equivalent according to the transformer secondary voltage.
This circuit was found in the power semiconductor manual of the 1980s ON Semiconductor. The...
This circuit is from Delco Radio found in a 1968’s documentation. The transistors are of the time...
August 2016 – It can be obtained from Mouser Electronics the new modules Littelfuse for surge...