TMP121AIDBVR

The TMP121AIDBVR is a digital temperature sensor IC with a 1.5-degree Celsius accuracy and a low quiescent current of 45µA (typical). It is designed to provide accurate temperature measurements in a variety of applications, making it suitable for temperature monitoring and control systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• V+ : Power supply input
• GND : Ground connection
• A0 : Address input 0 for I2C interface
• A1 : Address input 1 for I2C interface

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TMP121AIDBVR IC for a visual representation.

Key Features

• Digital Temperature Sensor: Provides accurate digital temperature readings with a 1.5°C accuracy.
• Low Quiescent Current: With a typical quiescent current of 45µA, it is suitable for low-power applications.
• Wide Temperature Range: Capable of measuring temperatures from -40°C to +125°C, making it versatile for different environments.
• I2C Interface: Supports I2C communication for easy integration with microcontrollers and digital systems.
• Programmable Address: The address pins (A0, A1) allow for multiple devices to be connected on the same bus.

Note: For detailed technical specifications, please refer to the TMP121AIDBVR datasheet.

Application

• Temperature Monitoring Systems: Ideal for use in temperature monitoring and control systems in various industries.
• Thermostatic Controls: Suitable for implementing thermostatic controls in HVAC systems, appliances, and industrial equipment.
• Environmental Monitoring: Used for environmental monitoring in weather stations, greenhouses, and climate-controlled facilities.

Functionality

The TMP121AIDBVR is a digital temperature sensor IC designed to accurately measure temperature and provide digital output for easy interface with microcontrollers and digital systems. It is suitable for a wide range of temperature monitoring applications.

Usage Guide

• Power Supply: Connect V+ (Pin 1) to the power supply voltage within the specified range.
• I2C Interface: Connect the A0 and A1 pins to set the device address for communication on the I2C bus.
• Alert or Comparator Output: Utilize the ALERT pin for open-drain interrupt or comparator output as per application requirements.

Frequently Asked Questions

Q: What is the typical quiescent current of the TMP121AIDBVR?
A: The TMP121AIDBVR features a low typical quiescent current of 45µA, making it suitable for low-power applications.

Q: Can the TMP121AIDBVR measure temperatures below zero degrees Celsius?
A: Yes, the TMP121AIDBVR is capable of measuring temperatures as low as -40°C, making it suitable for various temperature monitoring applications.