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    PT100 SMD
      PT100 SMD
      PT100 SMD PT100 SMD PT100 SMD PT100 SMD PT100 SMD

      PT100 SMD: An In-Depth Guide Introduction to PT100 SMD The PT100 SMD (Surface-Mount Device) temperature sensor is a high-precision component widely recognized for its reliability and accuracy in tem……

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  • Functional characteristics
  • PT100 SMD: An In-Depth Guide

    Introduction to PT100 SMD

    The PT100 SMD (Surface-Mount Device) temperature sensor is a high-precision component widely recognized for its reliability and accuracy in temperature measurement. These rtd sensors are pivotal in numerous industries including automotive, household appliances, aerospace, and biomedical equipment. The PT100 SMD’s ability to measure temperatures from -200℃ to +900℃ makes it an essential tool for diverse applications, ensuring optimal performance and safety.

    Advantages

    High Precision and Stability

    PT100 SMD sensors are celebrated for their exceptional precision and stability. Their small size allows for integration into compact and complex systems without compromising measurement accuracy. The stability of these sensors ensures consistent performance over long periods, making them suitable for critical applications.

    Durability

    Constructed to withstand harsh conditions, PT100 SMD sensors are resistant to shock and impact. This durability ensures that the sensors maintain their accuracy and reliability even in challenging environments.

    Versatility

    The versatility of PT100 SMD sensors is evident in their wide temperature measurement range and the variety of available models. These sensors are available in conventional, ultra-low temperature, and high-temperature series, covering a range from -200℃ to +650℃. This broad spectrum makes them suitable for various industrial applications.

    Connection Methods

    PT100 SMD supports multiple connection methods including resistance welding, argon arc welding, crimping, and brazing. This flexibility in connection methods enhances their applicability in different technological setups and ensures secure and stable connections.

    Applications

    Aerospace and Military

    In aerospace and military applications, PT100 SMD sensors are crucial for precise temperature measurements in extreme environments. Their reliability and accuracy are vital for the safety and performance of aerospace and military equipment.

    Automotive Industry

    PT100 SMD sensors play a significant role in the automotive industry. They are essential for monitoring engine temperatures and controlling climate systems, ensuring the safety and efficiency of vehicles.

    Household Appliances

    Household appliances such as ovens, refrigerators, and HVAC systems rely on smd temp sensor for accurate temperature control. These sensors ensure that the appliances operate efficiently and safely.

    Biomedical and Experimental Equipment

    In the biomedical field, PT100 SMD sensors are critical for maintaining precise conditions in medical devices and laboratory instruments. Their accuracy is crucial for patient safety and the reliability of experimental results.

    New Energy Solutions

    smd sensors are applied in renewable energy technologies to ensure optimal performance. Their ability to provide accurate temperature measurements is vital for the efficiency and longevity of renewable energy systems.

    Technical Index

    PT100 SMD is classified under RTD temperature sensors. The resistance-temperature relationship of these sensors is linear, making it easier to interpret temperature changes accurately. Below is a resistance-temperature comparison table for a typical smd temp sensor:

    Component Type SMD pt100
    Component Size 3.2mmx1.6mmx0.7mm
    R0 ℃ resistance 100Ω
    Temperature coefficient(TCR) 3850ppm/°C
    Temperature range -50°C~+200°C
    Long-term stability     Within 200°C and 1000 hours, the drift of R0°C is less than 0.04%
    Solder terminal Tin alloy terminal
    Welding type For reflow soldering or wave soldering, high temperature solder paste is recommended and the welding temperature is 230-240°C

    Size

    PT100 SMD size

    Item Part Dimension(mm)
    1 Front and back penetration electrode
    2 Thermistor film
    3 Ceramic substrate
    4 L (length) 3.2mm
    5 W (width)  1.6mm
    6 H (height) 0.7mm

    Model Numbers

    Item Model number            Operate temperature range      Grade        R0 ( Ω)         Temperature range      Accuracy
    1 Pt100-SMD -50~+200 ℃ A 100±0.06 0~+150 ℃ ±(0.15+0.002|T|)
    2 B 100±0.12 -50~+200 ℃ ±(0.3+0.005|T|)
    3 2B 100±0.24 -50~+200 ℃ ±(0.6+0.01|T|)

    Resistance-temperature characteristics table

    Temperature(℃) resistance( Ω) Temperature(℃) resistance( Ω) Temperature(℃) resistance( Ω) Temperature(℃) resistance( Ω)
    -20 92.16 40 115.54 100 138.51 160 161.05
    0 100 60 123.24 120 146.07 180 168.48
    20 107.79 80 130.9 140 153.58 200 175.86

    PT100 SMD Types

    There are several types as below, each designed for specific applications:

    • Standard type: Used in general applications where moderate temperature ranges are required.
    • High-Temperature type: Designed for applications involving high temperatures up to 650℃.
    • Low-Temperature type: Suitable for environments where temperatures can drop as low as -200℃.

    Comparison with Other Temperature Sensors

    Compared to other temperature sensors like NTC thermistors, PT100 SMD offers higher structural strength, better linearity, and higher accuracy in temperature measurement. The advantages of smd temp sensor over NTC thermistor products include:

    • Higher Structural Strength: PT100 SMD sensors are more robust, making them suitable for demanding applications.
    • Better Linearity: The linear resistance-temperature relationship of PT100 SMD simplifies temperature measurement and data interpretation.
    • Improved Repeatability: they provide consistent results over repeated measurements.
    • Higher Accuracy: These sensors deliver precise temperature readings essential for critical applications.

    Integration and Installation

    Ceramic Substrate

    The use of a ceramic substrate in PT100 SMD reduces costs significantly compared to leaded thin-film platinum resistance. The ceramic substrate also allows for various soldering processes including tin reflow and wave soldering, enhancing the application range of these sensors.

    Welding Processes

    smd sensors can be integrated into systems using multiple welding processes such as resistance welding, argon arc welding, crimping, and brazing. These processes ensure secure and stable connections critical for the reliable performance of the sensors.

    Conclusion

    The PT100 SMD is an indispensable tool in modern temperature measurement. Its precision, stability, and adaptability make it a preferred choice across various industries from automotive to aerospace. By leveraging the capabilities of smd temperature sensor, industries can achieve greater accuracy and reliability in their temperature measurement needs, ensuring optimal performance and safety in their operations.

    Incorporating PT100 SMD into your systems will provide you with the accuracy and reliability needed for high-performance applications. Whether you are in the automotive sector, household appliance manufacturing, or advanced aerospace and military applications,  they offer the versatility and durability required to meet your specific needs.

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