What is the difference between a switching power supply and a transformer?

2024-12-11 2638

Many friends are confused about the difference between switch mode power supplies and transformers. Today, let me take you to learn about the differences between the two.

Switching power supply, also known as safety power supply, controls the 380V motor with 24V for weak current control and strong current control. Switching power supply is equivalent to a transformer, which converts a specific voltage into a specific voltage suitable for the needs of electrical equipment. The difference is that transformers are AC to AC, while switch mode power supplies are AC to DC.

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The general power supply for industrial equipment is 380V and 220V, which are converted into safe voltages of 12V, 24V, and 36V. The industry standard is that the safe voltage should not exceed 36V, the safe voltage for continuous contacts is 24V, and the safe current is 10mA. In the control circuit of industrial equipment, electrical components that require direct operation by personnel or can be touched by personnel generally require the use of safe voltage to prevent the risk of electric shock.

The above are the differences between switch mode power supplies and transformers. When making a choice, you can consider your own situation to see which one is more suitable.

Article source: Jiangmen LED Switching Power Supply http://www.gddpdz.com/