LM335H

The LM335H is a precision temperature sensor manufactured by Texas Instruments. It is designed to provide a linear voltage output that is directly proportional to temperature, making it an ideal choice for various temperature measurement and control applications.

Key Features:

1. Temperature Range: The LM335H operates over a wide temperature range, typically from -40°C to +100°C, making it suitable for both low and high-temperature applications.

2. Output Voltage: The device outputs a voltage of 10 mV per degree Kelvin, which translates to 10 mV/°C. This linear relationship allows for easy interfacing with analog-to-digital converters (ADCs) and microcontrollers.

3. Accuracy: The LM335H boasts high accuracy and low drift characteristics, ensuring reliable temperature readings. It typically has a temperature coefficient of about ±0.5°C, which is beneficial for precision applications.

4. Package: The LM335H is available in a TO-39 metal can package, which provides good thermal conductivity and protection against environmental factors. This package is compact and suitable for various mounting options.

5. Power Supply: The device operates with a supply voltage ranging from 1.0V to 40V, allowing for flexibility in design and integration into different systems.

6. Low Power Consumption: The LM335H is designed to consume minimal power, making it suitable for battery-operated devices and applications where energy efficiency is critical.

7. Temperature Compensation: The LM335H can be used in conjunction with external components to create temperature-compensated circuits, enhancing its performance in varying environmental conditions.

Applications:

• Industrial Temperature Monitoring: The LM335H is widely used in industrial settings for monitoring and controlling temperature in processes and equipment.
• Consumer Electronics: It can be found in various consumer devices that require temperature sensing, such as HVAC systems and home appliances.
• Medical Devices: The precision and reliability of the LM335H make it suitable for medical applications, including patient monitoring systems.
• Automotive: The sensor can be used in automotive applications for engine temperature monitoring and climate control systems.

Conclusion:

The LM335H from Texas Instruments is a versatile and reliable temperature sensor that offers a linear output, high accuracy, and low power consumption. Its wide operating range and ease of integration make it a popular choice for engineers and designers in various fields, from industrial automation to consumer electronics.