LM35DM

The LM35DM is a precision temperature sensor manufactured by Texas Instruments. It is designed to provide accurate temperature readings in a variety of applications, including industrial, automotive, and consumer electronics.

Key Features:

1. Temperature Range: The LM35DM can measure temperatures from -55°C to +150°C, making it suitable for a wide range of environments and applications.

2. Output Voltage: The sensor outputs a linear voltage that is directly proportional to the temperature in degrees Celsius. Specifically, it provides an output of 10 mV per degree Celsius, allowing for easy interfacing with analog-to-digital converters (ADCs) and microcontrollers.

3. Accuracy: The LM35DM boasts a high degree of accuracy, typically around ±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 and suitable for battery-powered applications.

5. Package Type: The LM35DM is available in a TO-220 package, which is a metal can that provides good thermal conductivity and protection. This package design also allows for easy mounting on a heat sink if necessary.

6. Temperature Coefficient: The temperature coefficient of the LM35DM is low, ensuring that the output remains stable over varying environmental conditions.

7. Applications: Common applications for the LM35DM include HVAC systems, temperature monitoring in industrial processes, automotive temperature sensing, and as a component in weather stations.

Electrical Characteristics:

• Supply Voltage: 4V to 30V
• Output Impedance: Low output impedance, allowing for easy interfacing with other electronic components.
• Response Time: The sensor has a fast response time, which is crucial for dynamic temperature measurements.

Advantages:

• Simplicity: The LM35DM is easy to use, requiring minimal external components for operation.
• Robustness: Its design allows it to withstand harsh environmental conditions, making it reliable for long-term use.
• Versatility: Suitable for a wide range of applications, from simple temperature monitoring to complex control systems.

In summary, the LM35DM from Texas Instruments is a highly reliable and accurate temperature sensor that is widely used in various fields due to its ease of use, low power consumption, and robust performance.