HY5640 controller equivalent, subminiature controller.
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Proportional/Integral (PI) control Small size Drive current to +/
–2 amps Operation to 12 volts Control above/below ambient Temperature s.
where front panel controls and digital readouts are not required. The HY5640 uses a thermistor bridge to precisely measu.
of the HY5640 Pin Outs
* Temperature Set Resistor Rs (Pin 1 to Pin 7)
The temperature set resistor for the HY5640 controls the temperature at which the TEC will operate. When the circuit has stabilized, the resistance of the thermistor will be eq.
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