Found in a 1980s documentation, this circuit uses as base a component of the era. The formula for determining the conversion is given next to the diagram.
This circuit appears elsewhere in this section, but taken from other sources. This is an English...
August 2017 - Bourns Multifuse AEC-Q200 PTC resettable fuses can be obtained from Mouser...
This bistable circuit that drives a relay with a pushbutton was found in the March 1pp6 issue of...