STMicroelectronics

LM335ADT

The LM335ADT is a precision voltage reference integrated circuit (IC) manufactured by STMicroelectronics. It is designed to provide a stable and accurate voltage reference over a wide range of operating conditions. Here is a detailed description of the LM335ADT, including its features and applications:

Description:

The LM335ADT is a member of the LM335 family of voltage reference ICs. It is available in a TO-92 plastic package and features a unique temperature coefficient that allows it to maintain a stable output voltage over a wide temperature range. The device is designed for use in a variety of applications where a stable reference voltage is required.

Features:

1. Precision Voltage Reference: The LM335ADT provides a precise and stable reference voltage that is accurate to within ±1% over a wide temperature range.

2. Low Temperature Coefficient: The device has a low temperature coefficient of 15 ppm/°C, which ensures that the output voltage remains stable even in varying temperature conditions.

3. Wide Operating Temperature Range: The LM335ADT can operate over a temperature range of -55°C to +125°C, making it suitable for use in a variety of environments.

4. Low Output Noise: The device has low output noise, making it ideal for use in precision measurement and data acquisition applications.

5. Low Power Consumption: The LM335ADT has a low power consumption of 60 μA, which makes it suitable for battery-powered applications.

6. High Input Voltage Range: The device can operate with an input voltage range of 4V to 35V, making it compatible with a wide range of power supply voltages.

7. Short Circuit Protection: The LM335ADT features built-in short circuit protection, which helps to protect the device from damage in the event of a short circuit.

Applications:

1. Data Acquisition Systems: The LM335ADT can be used as a stable voltage reference in data acquisition systems, providing accurate and stable voltage levels for signal conditioning and conversion.

2. Battery-Powered Devices: The low power consumption of the LM335ADT makes it an ideal choice for use in battery-powered devices, where power efficiency is critical.

3. Temperature Measurement Systems: The low temperature coefficient of the LM335ADT makes it suitable for use in temperature measurement systems, where stable and accurate voltage references are required.

4. Precision Measurement Instruments: The LM335ADT can be used in precision measurement instruments, such as digital voltmeters and multimeters, to provide a stable and accurate voltage reference.

5. Industrial Control Systems: The LM335ADT can be used in industrial control systems to provide a stable voltage reference for sensor conditioning and signal processing.

6. Medical Equipment: The device can also be used in medical equipment, where precision and stability are critical for accurate measurements and reliable operation.

In summary, the LM335ADT is a versatile and precision voltage reference IC that offers a stable and accurate voltage reference over a wide range of operating conditions. Its features, such as low temperature coefficient, low output noise, and low power consumption, make it suitable for a variety of applications, including data acquisition systems, battery-powered devices, temperature measurement systems, precision measurement instruments, industrial control systems, and medical equipment.