LED drivers control the type of lighting Heat On
Datum:2011-08-17 15:33
A, LED drivers of major classes
(A) DC drive
According to their different roles and purposes, they can be divided into three kinds.
(1) DC step-down drive. The basic principle is to use switching devices with electrical resistance device limiting the external power supply step-down LED drivers later work. Buck drives in series of simple structure, high conversion efficiency. The main disadvantage of this drive is damaged when the main switching devices, high current directly through the LE
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