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Solutions DC Regulator Solutions Current Source Solutions
Solutions Signal Conditioning Operational Amplifiers (Op Amps) Programmable Gain Amplifiers
Solutions Signal Conditioning Operational Amplifiers (Op Amps) Differential Output Amplifiers

Bidirectional Current Source

Bidirectional Current Source

The LT1990 is a differential amplifier with integrated precision resistors. The circuit shown is the classic Howland current source, implemented by simply adding a sense resistor.

 

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