LM35DT/NOPB

The LM35DT/NOPB is a precision temperature sensor manufactured by Texas Instruments. It is designed to provide an accurate and linear output voltage that is directly proportional to the temperature in degrees Celsius. This device is particularly useful in a variety of applications, including industrial temperature monitoring, HVAC systems, and consumer electronics.

Key Features:

1. Temperature Range: The LM35DT can measure temperatures from -55°C to +150°C, making it suitable for a wide range of environments.

2. Output Voltage: The sensor outputs a voltage of 10 mV per degree Celsius, allowing for easy interfacing with analog-to-digital converters (ADCs) and microcontrollers.

3. Accuracy: The LM35DT offers a high degree of accuracy, with a typical error of ±0.5°C at room temperature, which is essential for applications requiring precise temperature measurements.

4. Low Power Consumption: The device operates on a low supply voltage, typically between 4V and 30V, and consumes minimal current, making it energy-efficient.

5. Package Type: The LM35DT is available in a TO-220 package, which provides good thermal performance and is easy to mount on a heat sink if necessary.

6. Temperature Coefficient: The temperature coefficient of the LM35DT is low, ensuring that the output remains stable over varying environmental conditions.

7. No External Calibration Required: The LM35DT is factory-calibrated, which simplifies the design process as no additional calibration is needed during implementation.

Applications:

• Industrial Temperature Monitoring: Used in process control systems to monitor and regulate temperature.
• HVAC Systems: Integrated into heating, ventilation, and air conditioning systems for temperature regulation.
• Consumer Electronics: Employed in devices that require temperature sensing, such as refrigerators and ovens.
• Medical Devices: Utilized in medical equipment for monitoring body temperature or environmental conditions.

Electrical Characteristics:

• Supply Voltage (V+): 4V to 30V
• Output Impedance: Low output impedance allows for easy interfacing with other circuits.
• Response Time: Fast response time, making it suitable for dynamic temperature measurements.

Conclusion:

The LM35DT/NOPB from Texas Instruments is a versatile and reliable temperature sensor that provides accurate and linear temperature readings. Its ease of use, low power consumption, and wide temperature range make it an excellent choice for a variety of applications in both industrial and consumer markets.