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US 2009/0289714 A1Published application
Operational amplifier
AssigneesTeledyne Scientific & Imaging, LLC, The Regents of the University of California
InventorsZachary M. Griffith, Miguel E. Urteaga, Mark J.W. Rodwell
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Abstract
The present invention relates generally to an operational amplifier. In one embodiment, the present invention is an operational amplifier including a transimpedance input stage, the transimpedance input stage including a first stage connected to a first resistor and a second resistor, and an output stage connected to the transimpedance input stage.
Claims20
An operational amplifier comprising:
- a transimpedance input stage, the transimpedance input stage including a first stage connected to a first resistor and a second resistor;
- and
- an output stage connected to the transimpedance input stage.
An operational amplifier comprising:
- a first stage;
- an input source connected to the first stage;
- an output stage connected to the first stage;
- and
- a low-pass filter connected between the first stage and the input source.
2 more elements
A method for forming an operational amplifier comprising the steps of:
- placing biasing components in a periphery position;
- and
- placing active components in a central position relative to the biasing components, thereby reducing a length of a feedback loop.
Dependencies are inferred from the claim text.