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What should I pay attention to when choosing a power adapter? What are the main points?

May 15, 2023

1. Select the appropriate type and size of the power adapter according to the usage method or the reserved space of the device. Such as wall plug type, desktop type, convertible head multi-plug switching power adapter;

2, according to the input voltage and various output voltage, current to find the corresponding specifications;

3. Whether there is a common ground relationship between the electrical ports, if it is a common ground relationship, it has special requirements for the power supply;

4, multiple output, according to the load characteristics (resistive, capacitive, inductive) and power range, determine the voltage of the main loop. Generally, the main circuit with large output current and high voltage accuracy;

5, clear ripple noise, voltage stability, load stability and other indicators;

6, according to the actual use of the environment of temperature, humidity, vibration and other requirements; Choose the product level with reasonable cost performance;

7. If the models and specifications in this manual do not meet your requirements, please put forward more detailed technical requirements to meet your actual needs.

For the selection of power adapter points are introduced here, I hope everyone can buy a suitable power adapter!

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Author:

Ms. Serena Zhang

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