Anti-interference LED overvoltage protection module and anti-interference LED overvoltage protection system
A technology of overvoltage protection and voltage regulator tube, which is applied in the field of anti-interference LED overvoltage protection module and anti-interference LED overvoltage protection system, can solve the problems of high cost, complex peripheral circuits, and susceptibility to interference, and achieve low cost, The peripheral circuit is simple and the effect of avoiding false triggering
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[0031] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be pointed out that for those of ordinary skill in the art, a number of modifications and improvements can be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0032] The anti-interference overvoltage protection detection control module and the anti-interference overvoltage protection system of the present invention are used in an LED power supply scheme without auxiliary winding. The present invention finds by analyzing the circuit for realizing the overvoltage protection of the existing LED drive power supply that when the auxiliary winding is used to detect the output voltage, the information sampling of the output voltage is m...
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