Measuring device with temperature control function

Measuring device with temperature control function

  • CN 104,731,128 A
  • Filed: 12/24/2013
  • Published: 06/24/2015
  • Est. Priority Date: 12/24/2013
  • Status: Active Application
First Claim
Patent Images

1. one kind has the measurement mechanism of temp. control function, comprise the chip that needs to keep predetermined temperature, it is characterized in that, in described chip adjacent place, at least one heating resistor is set, for heating described chip, in described chip adjacent place, the thermal sensing unit that comprises thermistor is also set, for responding to the temperature of described chip, described thermal sensing unit has one for exporting the detection output terminal that is detected voltage, described detection voltage and a preset reference voltage control described heating resistor by a subtracter and an amplifier and heat described chip.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×