完美世界国际版下载,完美的世界 1993 电影

What are the reasons for the leakage of SMD LED lamp beads

I believe that almost everyone has encountered the leakage of SMD LED lamp beads, but the reasons for leakage are different. Some SMD LED lamp bead leakage occurs during the test after the LED lamp bea...
How much is the operating temperature of the LED lamp be con

How much is the operating temperature of the LED lamp be controlled? First of all: to confirm which thermal resistance of your thermal resistance, which is generally the thermal resistance of the PN ju...
What are the seven major effects of LED lamp beads on transp

Transparent LED display is a very common way of promoting publicity in the field of commercial display. We see the words and colors on the screen from time to time on the street every day, but some peo...
Piranha LED Bead Features

The piranha LED lamp bead has a moderate illumination angle, which is larger than the illumination angle of the plug of the two feet, and the illumination angle of the patch is smaller than that of the...
Why is the color of led LEDs used?

LED light emitting diode products with different light colors have different applications. In some products, the color of the LED has a fixed requirement, such as a red mouse, the most common color and...