Temperature and humidity requirements for electronic components and analysis of factors affecting their lifespan

Date：2023-04-06 15:06:00Views：1793

Electronic components are affected by temperature and humidity during use, and their performance and lifespan will be affected to varying degrees. Therefore, in order to ensure the reliability and long life of electronic components, it is necessary to analyze their temperature and humidity requirements and the factors that affect their lifespan. If you are interested in the upcoming content, please continue reading the following text, hoping it can be helpful to you.

1、 Temperature and humidity requirements for electronic components

Temperature requirements

The temperature requirements for electronic components are usually divided into two aspects: operating temperature and storage temperature. The working temperature refers to the temperature range of electronic components during normal operation, generally ranging from -40 ℃ to+85 ℃. The storage temperature refers to the temperature range in which electronic components should be stored when not in use, generally ranging from -55 ℃ to+150 ℃. In practical applications, appropriate temperature ranges should be selected based on different types of electronic components and usage environments.

Humidity requirements

The requirements for humidity in electronic components are usually divided into two aspects, namely relative humidity and dew point temperature. Relative humidity refers to the percentage of moisture vapor in the air. Generally, the appropriate humidity is to prevent component embrittlement and cracking, with a humidity of around 75% being the best, with a maximum humidity of not more than 85% and a minimum humidity of not less than 60%. In practical applications, appropriate humidity ranges should be selected based on different types of electronic components and usage environments.

2、 Analysis of factors affecting the lifespan of electronic components

Temperature effect

Temperature is one of the main factors affecting the lifespan of electronic components. Excessive temperature can cause deformation, fracture, oxidation, and other phenomena in the conductors of electronic components, leading to faults and shortened lifespan of electronic components. At the same time, low temperature can also affect the performance of electronic components, such as cold soldering, fracture, and other issues. Therefore, it is necessary to choose an appropriate temperature range based on different types of electronic components and usage environments to ensure that electronic components work normally and have the expected lifespan.

Humidity impact

Humidity is also one of the important factors affecting the lifespan of electronic components. Excessive humidity can lead to corrosion, oxidation, conductivity, and other issues in electronic components, leading to their failure and shortened lifespan. At the same time, low humidity can also cause problems such as static electricity and dryness in electronic components, which can also affect the lifespan of electronic components. Therefore, it is necessary to choose an appropriate humidity range based on different types of electronic components and usage environments to ensure that electronic components work normally and have the expected lifespan.

Stress effect

Stress is also one of the factors affecting the lifespan of electronic components. Stress can come from various factors such as mechanical vibration, thermal stress, and static electricity, which have a negative impact on the reliability and lifespan of electronic components. For example, excessive stress can lead to problems such as deformation, fracture, and cracking of electronic components, leading to their failure and shortened lifespan. Therefore, in the design and manufacturing process of electronic components, it is necessary to consider stress factors and take corresponding measures to reduce the impact of stress on electronic components.

environmental effect

The usage environment of electronic components can also affect their lifespan. For example, when using electronic components in high-altitude areas, changes in air pressure may cause changes in the performance of electronic components. In addition, electronic components may also be affected by environmental factors such as dust and pollutants, thereby affecting their lifespan. Therefore, when selecting and using electronic components, it is necessary to consider the impact of the usage environment and take corresponding measures to reduce the impact of the environment on electronic components.

In summary, the temperature and humidity requirements of electronic components and the factors that affect their lifespan are crucial for ensuring the reliability and longevity of electronic components. In the design, manufacturing, and use of electronic components, appropriate temperature and humidity ranges should be selected based on different types of electronic components and usage environments, and corresponding measures should be taken to reduce the impact of stress and environmental factors on electronic components, thereby ensuring that the performance and lifespan of electronic components reach the expected values. Chuangxin Testing is a professional testing institution for electronic components. Currently, it mainly provides integrated circuit testing services such as capacitors, resistors, connectors, MCU, CPLD, FPGA, DSP, etc. Specializing in functional testing of electronic components, appearance testing of incoming electronic components, anatomical testing of electronic components, acetone testing, X-ray scanning testing of electronic components, and ROHS composition analysis testing. Welcome to call, we will be happy to serve you!