Спецификации
| Атрибут | Ценность |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Sensor Type | Digital, Local |
| Sensing Temperature - Local | -40°C ~ 125°C |
| Output Type | SPI |
| Voltage - Supply | 2.7V ~ 5.5V |
| Resolution | 12 b |
| Features | Shutdown Mode |
| Accuracy - Highest(Lowest) | ±1.5°C (±2°C) |
| Test Condition | -25°C ~ 85°C (-40°C ~ 125°C) |
| Operating Temperature | -55°C ~ 150°C |
| Mounting Type | Surface Mount |
Обзор
Description
The TMP121AIDBVR is a temperature sensor IC manufactured by Texas Instruments. It is designed for precision temperature measurement and is commonly used in a variety of applications, including industrial, consumer electronics, and HVAC systems. The device operates over a temperature range of -40°C to +125°C and provides a digital output in the form of a 12-bit SPI-compatible interface, which simplifies integration with microcontrollers and other digital systems.
Housed in a small SOT-23 package, the TMP121AIDBVR is known for its compact size and low power consumption. It typically operates with a supply voltage range from 2.7V to 5.5V, making it versatile for various applications. The sensor's accuracy, stability, and ease of use make it suitable for temperature monitoring and control tasks. Its digital output eliminates the need for complex analog circuitry, enhancing reliability and simplifying design challenges. Overall, the TMP121AIDBVR is a reliable choice for applications requiring precise temperature data and digital interfacing.
Housed in a small SOT-23 package, the TMP121AIDBVR is known for its compact size and low power consumption. It typically operates with a supply voltage range from 2.7V to 5.5V, making it versatile for various applications. The sensor's accuracy, stability, and ease of use make it suitable for temperature monitoring and control tasks. Its digital output eliminates the need for complex analog circuitry, enhancing reliability and simplifying design challenges. Overall, the TMP121AIDBVR is a reliable choice for applications requiring precise temperature data and digital interfacing.
Equivalent
The TMP121AIDBVR is a temperature sensor from Texas Instruments. Equivalent products include:
1. LM75 from Texas Instruments/NXP
2. MCP9808 from Microchip Technology
3. MAX6675 from Maxim Integrated
4. DS18B20 from Maxim Integrated
5. ADT7410 from Analog Devices
These alternatives provide similar digital temperature sensing capabilities, but specific features and interfaces may vary, so it’s important to review each component’s datasheet to ensure compatibility with your application.
1. LM75 from Texas Instruments/NXP
2. MCP9808 from Microchip Technology
3. MAX6675 from Maxim Integrated
4. DS18B20 from Maxim Integrated
5. ADT7410 from Analog Devices
These alternatives provide similar digital temperature sensing capabilities, but specific features and interfaces may vary, so it’s important to review each component’s datasheet to ensure compatibility with your application.
Features
The TMP121AIDBVR is a precision digital temperature sensor from Texas Instruments. It features a wide operating temperature range from -40°C to 125°C, making it suitable for various applications. The sensor communicates over an SPI interface, providing high accuracy temperature readings with a typical accuracy of ±2°C.
The TMP121AIDBVR operates with a supply voltage range of 2.7V to 5.5V, ensuring compatibility with most digital systems. It has a low power consumption of typically 50 μA, ideal for battery-powered and energy-efficient designs. The device comes in a small SOT-23 package, making it suitable for space-constrained applications.
Key features include:
- Digital output with SPI interface
- Wide operating temperature range (-40°C to 125°C)
- High accuracy (±2°C typical)
- Low power consumption (50 μA typical)
- Small SOT-23 package
These features make the TMP121AIDBVR a versatile and reliable choice for precise temperature measurement in industrial, consumer, and environmental monitoring applications.
The TMP121AIDBVR operates with a supply voltage range of 2.7V to 5.5V, ensuring compatibility with most digital systems. It has a low power consumption of typically 50 μA, ideal for battery-powered and energy-efficient designs. The device comes in a small SOT-23 package, making it suitable for space-constrained applications.
Key features include:
- Digital output with SPI interface
- Wide operating temperature range (-40°C to 125°C)
- High accuracy (±2°C typical)
- Low power consumption (50 μA typical)
- Small SOT-23 package
These features make the TMP121AIDBVR a versatile and reliable choice for precise temperature measurement in industrial, consumer, and environmental monitoring applications.
Pinout
The TMP121AIDBVR is a digital temperature sensor manufactured by Texas Instruments. It is housed in a 5-pin SOT-23 package. The main function of this sensor is to measure temperature and report the data over a digital SPI interface.
Here is a concise description of the pin functions:
1. V+: Power supply pin. Connect to the system power supply.
2. GND: Ground pin. Connect to the system ground.
3. CS (Chip Select): Used to select the device for communication on the SPI bus.
4. SCK (Serial Clock): Clock input for the SPI communication.
5. SDO (Serial Data Out): The data output pin where the temperature data is transmitted.
The TMP121 is designed for precision temperature measurements and offers a simple and efficient way to monitor temperatures in various applications, thanks to its compact size and digital output.
Here is a concise description of the pin functions:
1. V+: Power supply pin. Connect to the system power supply.
2. GND: Ground pin. Connect to the system ground.
3. CS (Chip Select): Used to select the device for communication on the SPI bus.
4. SCK (Serial Clock): Clock input for the SPI communication.
5. SDO (Serial Data Out): The data output pin where the temperature data is transmitted.
The TMP121 is designed for precision temperature measurements and offers a simple and efficient way to monitor temperatures in various applications, thanks to its compact size and digital output.
Manufacturer
The TMP121AIDBVR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top semiconductor companies in the world and is well known for its analog chips and embedded processors, which are used in a wide range of electronic applications. TI's products are integral to various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is recognized for its innovation and contribution to the electronics industry, and it plays a significant role in advancing technology and providing solutions that improve efficiency and performance in electronic devices.
Application
The TMP121AIDBVR is a digital temperature sensor with SPI interface, commonly used in applications requiring precise temperature monitoring. Its primary application areas include:
1. Consumer Electronics: Ensures safe operation by monitoring temperatures in devices like smartphones, laptops, and gaming consoles.
2. Industrial Automation: Provides reliable thermal management for machinery and processes.
3. Medical Devices: Offers accurate temperature readings crucial for patient safety and device efficacy.
4. Automotive Systems: Helps manage temperature in engine control units and infotainment systems.
5. Telecommunications: Used in base stations and networking equipment to avoid overheating.
These applications benefit from its accuracy, compact size, and low power consumption.
1. Consumer Electronics: Ensures safe operation by monitoring temperatures in devices like smartphones, laptops, and gaming consoles.
2. Industrial Automation: Provides reliable thermal management for machinery and processes.
3. Medical Devices: Offers accurate temperature readings crucial for patient safety and device efficacy.
4. Automotive Systems: Helps manage temperature in engine control units and infotainment systems.
5. Telecommunications: Used in base stations and networking equipment to avoid overheating.
These applications benefit from its accuracy, compact size, and low power consumption.
Package
The TMP121AIDBVR is a digital temperature sensor from Texas Instruments. It comes in a SOT-23 package, which is a small-outline, surface-mount package. This specific configuration allows for compact and efficient integration into electronic circuits.
