Improved Photodiode Pre-Amp Uses Current-Feedback Amplifier


Posted on Feb 5, 2014

This design idea overcomes a significant problem with using photodiodes in fast applications like barcode scanners, CD-ROMs, and DVDs--high output capacitance of the diode. The key part in the circuit is the Analog Devices AD8014


Improved Photodiode Pre-Amp Uses Current-Feedback Amplifier
Click here to download the full size of the above Circuit.




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