This circuit was found in a 2005 Linear Technology component manual. The circuit is full bridge and can operate on bridges up to 75 V. The circuit power is 5 V which allows its use as a shield.
Found in a Philips documentation from the 90s, this circuit uses transistors from that time....
This circuit is an application for an operational amplifier with field effect transistors from...
We found this circuit in a 1977 National Semiconductor Databook. The circuit can use other FETs...