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Thermal Sensor Integration Using Silicon Diode and NTC Thermistor

Explore the integration of temperature sensors like silicon diode and NTC thermistor with power resistors. Use LM741 for signal conditioning in a differential amplifier setup. Understand heat sources and thermal contact for accurate readings.

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Thermal Sensor Integration Using Silicon Diode and NTC Thermistor

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  1. Lab #5

  2. Temp Sensors Silicon Diode NTC Thermistor

  3. +Vs 741 - + -Vs +Vs 0.1μF 7 2 6 3 4 -Vs 0.1μF

  4. Thermistor Power resistor (heat source) +V1 20Ω/5W R1 I RT Thermistor and power resistor in thermal contact R1 RT -Vs Vout Vin Vout LM741 LM741 Power resistor (heat source) +V1 20Ω/5W Thermistor and power resistor in thermal contact R1 RT - - - + + + -Vs Vout LM741

  5. - + MSD6100 +12V Differential Amplifier 100 kΩ 12kΩ 1.2kΩ 100 kΩ Vout +V1 100 kΩ LM741 20Ω5W 100 kΩ MSD6100 thermally coupled to power resistor

  6. MSD6100

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