Improved Photodiode Pre-Amp Uses Current-Feedback Amplifier

  
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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 - schematic




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