This filter is current driven and has the formulas given by the two diagram options. The circuit is from an American documentation from the 90s applying to any operational amplifier.
This circuit doubles the input voltage, converting, for example, 6 V and 12 V. The output current is...
The LM105 integrated circuit consists of a voltage regulator integrated in a metallic enclosure. The...
The CA3020 integrated circuit was one of the first commercial types, sold in the 1960s. The...