This is the basic configuration of an operational amplifier sample & hold circuit. The FET and transistor are commonly used. The circuit is from an 80's documentation.
This is a very common circuit in the days of xenon flashes for cameras. This is from a Radio...
National Semiconductor suggests this circuit in its 1994 Linear Applications Handbook. The D3...
The difference in the circuit shown in the figure, in relation to the CIR8144r, is that it uses a...