Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| SensorType | Analog, Local |
| SensingTemperature-Local | -50°C ~ 150°C |
| OutputType | Analog Voltage |
| Voltage-Supply | 2.7V ~ 5.5V |
| Resolution | 13.6mV/°C |
| Accuracy-Highest(Lowest) | ±2.7°C |
| TestCondition | 70°C ~ 150°C |
| OperatingTemperature | -50°C ~ 150°C |
| MountingType | Surface Mount |
| Package/Case | 5-TSSOP, SC-70-5, SOT-353 |
Overview
Description
The LMT87DCKR is a precision analog temperature sensor manufactured by Texas Instruments. It is designed to provide a linear voltage output directly proportional to the temperature in degrees Celsius. The sensor is known for its high accuracy and wide operating temperature range from -50°C to 150°C, making it suitable for a variety of applications including consumer electronics, automotive systems, and industrial equipment.
Key features of the LMT87DCKR include low power consumption, typically around 5.4 μA, and a low self-heating effect, which helps maintain measurement accuracy. It has a typical sensitivity of -10.9 mV/°C and provides a simple interface without the need for calibration or an external reference voltage.
The sensor is housed in a small SOT-23 package, which makes it easy to integrate into compact designs. It also offers a fast response time to temperature changes, making it ideal for real-time monitoring applications. The LMT87DCKR is known for its reliability and robustness, ensuring consistent performance across various environmental conditions.
Key features of the LMT87DCKR include low power consumption, typically around 5.4 μA, and a low self-heating effect, which helps maintain measurement accuracy. It has a typical sensitivity of -10.9 mV/°C and provides a simple interface without the need for calibration or an external reference voltage.
The sensor is housed in a small SOT-23 package, which makes it easy to integrate into compact designs. It also offers a fast response time to temperature changes, making it ideal for real-time monitoring applications. The LMT87DCKR is known for its reliability and robustness, ensuring consistent performance across various environmental conditions.
Equivalent
The LMT87DCKR is a temperature sensor produced by Texas Instruments. Equivalent products include:
1. LM35: A precision centigrade temperature sensor.
2. TMP36: From Analog Devices, similar voltage output but different characteristics.
3. MCP9700: From Microchip Technology, a low-power temperature sensor.
4. TMP37: From Analog Devices, with a slightly different voltage range.
5. TMP235: From Texas Instruments, offering similar performance in a different package.
These alternatives may have different specifications and packaging, so ensure compatibility with your application.
1. LM35: A precision centigrade temperature sensor.
2. TMP36: From Analog Devices, similar voltage output but different characteristics.
3. MCP9700: From Microchip Technology, a low-power temperature sensor.
4. TMP37: From Analog Devices, with a slightly different voltage range.
5. TMP235: From Texas Instruments, offering similar performance in a different package.
These alternatives may have different specifications and packaging, so ensure compatibility with your application.
Features
The LMT87DCKR is an analog temperature sensor that offers precise temperature measurements. Key features include:
1. Accuracy: It provides high accuracy with a typical error of ±0.2°C at 30°C.
2. Temperature Range: The sensor operates over a wide temperature range from -50°C to 150°C, making it suitable for various applications.
3. Output: It provides an analog voltage output that is linearly proportional to the Celsius temperature, simplifying interfacing with microcontrollers or ADCs.
4. Supply Voltage: It operates on a supply voltage range from 2.7V to 5.5V, offering flexibility in different systems.
5. Response Time: The sensor has a fast response time, enhancing its effectiveness in dynamic temperature monitoring applications.
6. Package: The LMT87DCKR comes in a compact SOT-23 package, which is ideal for space-constrained applications.
7. Low Power Consumption: It features low power consumption, making it suitable for battery-operated devices.
These features make the LMT87DCKR a versatile choice for applications like environmental monitoring, consumer electronics, and industrial control systems.
1. Accuracy: It provides high accuracy with a typical error of ±0.2°C at 30°C.
2. Temperature Range: The sensor operates over a wide temperature range from -50°C to 150°C, making it suitable for various applications.
3. Output: It provides an analog voltage output that is linearly proportional to the Celsius temperature, simplifying interfacing with microcontrollers or ADCs.
4. Supply Voltage: It operates on a supply voltage range from 2.7V to 5.5V, offering flexibility in different systems.
5. Response Time: The sensor has a fast response time, enhancing its effectiveness in dynamic temperature monitoring applications.
6. Package: The LMT87DCKR comes in a compact SOT-23 package, which is ideal for space-constrained applications.
7. Low Power Consumption: It features low power consumption, making it suitable for battery-operated devices.
These features make the LMT87DCKR a versatile choice for applications like environmental monitoring, consumer electronics, and industrial control systems.
Pinout
The LMT87DCKR is a temperature sensor produced by Texas Instruments. It comes in a 5-pin SC70 package, although it effectively uses only 3 pins for its primary functions. Here are the pin functions:
1. VOUT (Pin 1): This pin provides the analog voltage output from the sensor, which is proportional to the temperature.
2. GND (Pin 2): This is the ground pin, providing a reference point for the sensor's operations.
3. V+ (Pin 3): This pin is used to supply the voltage to the sensor. The operating voltage range is typically between 2.7V and 5.5V.
The additional pins in the package are generally not connected to the sensor's functions. The LMT87DCKR is designed for applications that require accurate temperature monitoring, offering a linear output voltage over its operating temperature range.
1. VOUT (Pin 1): This pin provides the analog voltage output from the sensor, which is proportional to the temperature.
2. GND (Pin 2): This is the ground pin, providing a reference point for the sensor's operations.
3. V+ (Pin 3): This pin is used to supply the voltage to the sensor. The operating voltage range is typically between 2.7V and 5.5V.
The additional pins in the package are generally not connected to the sensor's functions. The LMT87DCKR is designed for applications that require accurate temperature monitoring, offering a linear output voltage over its operating temperature range.
Manufacturer
The LMT87DCKR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components. TI specializes in the development of analog chips and embedded processors, and its products are used in various applications, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation and contributions to the electronics industry, providing solutions that improve performance and efficiency in electronic devices.
Application
The LMT87DCKR is a precision analog temperature sensor commonly used in various applications due to its accuracy and low power consumption. Key application areas include:
1. Consumer Electronics: Used in smartphones, tablets, and wearable devices for temperature monitoring.
2. Industrial Equipment: Provides temperature measurements for process control and equipment safety.
3. Automotive Systems: Monitors temperature in engine management systems and climate control units.
4. Medical Devices: Utilized in patient monitoring equipment to ensure accurate temperature readings.
5. Environmental Monitoring: Employed in weather stations and HVAC systems for ambient temperature sensing.
Its versatility makes it suitable for any application requiring precise temperature measurements.
1. Consumer Electronics: Used in smartphones, tablets, and wearable devices for temperature monitoring.
2. Industrial Equipment: Provides temperature measurements for process control and equipment safety.
3. Automotive Systems: Monitors temperature in engine management systems and climate control units.
4. Medical Devices: Utilized in patient monitoring equipment to ensure accurate temperature readings.
5. Environmental Monitoring: Employed in weather stations and HVAC systems for ambient temperature sensing.
Its versatility makes it suitable for any application requiring precise temperature measurements.
Package
The LMT87DCKR is a temperature sensor from Texas Instruments, packaged in a SC70 (SOT-323) configuration. This small outline package is designed for surface mounting, which is ideal for compact electronic designs requiring precise temperature measurements.
