What material is the aluminum substrate on the back of the LED integrated light source? Is it copper?

3 answer

What is the temperature tolerance of the LED module?

3 answer

What determines the brightness of the patch LED?

3 answer

Using proteus simulation to do LED dot matrix screen clock, the time is not real, seven or eight seconds, seconds before jumping, CPU overload, how can I solve?

3 answer

What is the difference between a LED dot matrix and an ordinary LED lamp?

5 answer

SMD LED specification

3 answer

Patch LED, line LED, these small power LED lamp which do well

3 answer

What is the difference between LED entry and LED array?

3 answer

Why is the patch LED blue light dim?

3 answer

Two LED digital tube pin number and name, use

3 answer

What is the principle used in SMD LED lamp, should pay attention to what the problem?

4 answer

The working principle of high power LED

4 answer

The relationship between high power LED band and color

3 answer

8x8LED dot matrix display is how to distinguish between yin and Yang? I don't know much about the trouble. Thank you

3 answer

What's the difference between a LED integrated light source and an COB light source?

3 answer

Parameters of the LED module

3 answer

What are the differences between the LED dot matrix screen and the LED display?

3 answer

How to judge the positive and negative poles of high power LED

4 answer

LED dot matrix display problem

3 answer

Patch instead of inline LED

4 answer

LED dot matrix screen common anode and common cathode how to distinguish?

3 answer

Do their own 16*128 LED dot matrix screen, always flashing, font display incomplete!

4 answer

Looking for LED module manufacturers.

3 answer

LED digital tube needs the drive current, the monolithic integrated circuit can not satisfy. Not necessarily the triode, you can add drag resistors and so on...

3 answer

What is the difference between SMT LED packaging with silicone and epoxy resin transparent package? What is the market situation of these two types of packaging?

4 answer

Nixietube why use PNP to drive?

3 answer

How to lighten LED dot matrix in full screen

3 answer

Two 74HC595 cascade drive 16*16LED dot matrix, driven by 51 single-chip microcomputer

4 answer

How to realize the left scrolling display of LED dot matrix

4 answer

How to determine the cathode and anode of 8 * 8LED dot matrix in PROTEUS

3 answer