This circuit for automotive use was found in American documentation from the 90s. The circuit uses common components today. The relay is 12 V.
This circuit, suggested by National Semiconductor, provides an output voltage proportional to the...
This circuit was found in Motorola's Linear Interface ICs of 1993. The integrated circuit used is not...
This circuit was found in an 1888 publication. However, since it uses common components, it can...