Digital temperature sensors are a category of electronic devices used to measure and monitor temperature in various industrial, commercial, and consumer applications. These sensors are produced by multiple brands and companies worldwide, such as Texas Instruments (USA), Maxim Integrated (USA), STMicroelectronics (Switzerland), and Sensirion (Switzerland). They serve industries like automotive, healthcare, HVAC, and manufacturing, offering products like IC-based sensors, thermocouples, and infrared thermometers. Key features include high accuracy, digital output, and integration with IoT systems. Brands like Honeywell and Omron also provide advanced solutions for industrial automation and control systems.