The LMT87QDCKRQ1 is a precision analog output CMOS integrated-circuit temperature sensor from Texas Instruments designed for the automotive industry. This high-performance device offers an optimal solution for temperature measurements requiring a wide operating range and robust functionality.
Key Features
- Accuracy: The LMT87QDCKRQ1 provides impressive accuracy, typically ±0.4°C in the range from -10°C to 110°C, ensuring precise temperature monitoring and control.
- Operating Range: With an extended operating temperature range from -50°C to 150°C, this sensor is suitable for a variety of challenging environments.
- Low Power Consumption: It is designed for power-sensitive applications, with a low supply current of 5.4 µA, which minimizes the impact on overall system power budgets.
- Linear Analog Output: The output is linearly proportional to the Celsius temperature, providing a straightforward interface to read temperature data without complex calculations.
- Small Form Factor: Available in a small SOT-23 package, the LMT87QDCKRQ1 is ideal for space-constrained applications.
- Quality and Reliability: As a product designed for the automotive market, it meets the stringent AEC-Q100 qualification standards for reliability and performance.
Applications
The LMT87QDCKRQ1 is versatile and can be used in various automotive applications such as engine cooling systems, HVAC systems, and battery management systems. Additionally, its high level of accuracy and low power consumption make it a suitable choice for industrial and consumer applications like home appliances, personal electronics, and power-supply temperature monitoring.
Technical Specifications
| Parameter |
Value |
| Supply Voltage (VDD) |
2.7V to 5.5V |
| Output Voltage Range |
1.863V at 150°C to 2.048V at -50°C |
| Package Type |
SOT-23 |
| Temperature Accuracy |
±0.4°C (typical from -10°C to 110°C) |
With its combination of high accuracy, low power, and small size, the LMT87QDCKRQ1 from Texas Instruments stands out as a reliable choice for temperature sensing needs in a wide range of applications.