Adapter automatic test system is a test system used to test allocator and charger on the production line. It supports testing multiple objects to be tested at the same time, greatly improving production line capacity, and has flexible hardware architecture. It can select a variety of hardware, such as AC power supply unit, electronic load, timing/Noise Analyzer, power meter, etc. This article will focus on the functional characteristics of the adapter automatic test system and its important role in the production line. I. Functional characteristics Output characteristics (Output Performance): The test system can detect generic Performance of the object to be tested, including Output voltage, current, power and other parameters to ensure that the product Performance meets the specification requirements. Input characteristics (Input Characteristic): The system can detect the Input parameters of the power supply, including the Input voltage range, frequency, power factor, etc., to ensure that the tested object operates under the correct Input conditions. Stability Test (Regulation Tests): The test system can detect the stability of the test object when the input power supply and load change, including output voltage stability, load adjustment response, etc, to ensure that the product can maintain stable performance under various working conditions. Timing & Transient: The system can measure the instantaneous state and the time of each event during startup and shutdown to ensure that all parameters in the startup and shutdown process of the product meet the design requirements. Protection Test (Protection Tests): the test system can trigger the Protection circuit of the power supply to ensure timely Protection of the product in case of abnormal conditions and ensure the safety of the product and users. Special Tests and Special functions (Special Tests & Special Features): the test system provides Special functions and methods for testing power supply to meet the Special needs of different products and ensure the comprehensiveness and accuracy of the test. Second, the role in the production line adapter automatic test system plays an important role in the production line. First of all, it supports testing multiple objects to be tested at the same time, greatly improving the production capacity of the production line, reducing the cost of testing time and improving the production efficiency. Secondly, the flexible hardware architecture makes it suitable for testing different types of products and has strong universality and applicability. In addition, through comprehensive testing of output characteristics, input characteristics, stability, timing and transient, protection tests and special tests, the quality and performance of products can be ensured to meet the standard requirements, improve the reliability and stability of products. The adapter automatic test system plays an indispensable role in the production line. It not only improves the production efficiency, but also ensures the product quality and performance. With the continuous progress of science and technology, I believe the adapter automatic test system will be continuously improved and developed, providing a more comprehensive and efficient solution for the automatic test of production lines.