The constant current source detecting circuit of the temperature sensor

Published:2011/6/30 22:06:00 Author:qqtang | Keyword: constant current source, temperature sensor | From:SeekIC

In the figure, when the constant current source becomes the load, the loading current will remain the same, the voltage drop of the wire resistance is a constant value, therefore, the output voltage changes in the patten of 10mV/℃. Generally, the control distance can be more than a kilometer.



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