LED Diode Q&A

Expert answers to common LED diode questions: forward voltage, current, binning, package types, failure modes and selection guidance from Queendom LED engineers.
LED Optical System
What are the uses of LED Optical Systems?

An optical system refers to a device that utilizes optical components to control, convert, transmit, [...]

08
Jun
LED optical
What is the role of optical instrument applications in various fields?

Optical instruments are devices that can control, convert, transmit, and detect light, including various optical [...]

08
Jun
through hole
What are the applications of Round LED display screens in?

A Round LED display screen is a circular display that uses LED as the light source. [...]

08
Jun
The image shows 0.28in 1-digit segment display of China QUEENDOM Company.
What are the principles of LED displays commonly used in?

LED display is a type of display that uses LED as the light source. It has [...]

06
Jun
BULLET LED
What is the function of Through hole LEDs?

Through hole LED is a common type of LED, whose pins are connected to the [...]

06
Jun
3528 bi color led | smd led chip | Top Emitting
What are the colors of SMD LEDs? What are the characteristics?

SMD LED is a new type of LED, which has smaller size, higher brightness, and lower [...]

01
Jun
The image shows UV flood light 100W European plug of China QUEENDOM Company.
What is a UV light used for?

After the epidemic, people’s attention to disinfection has become increasingly high. UV light disinfection is a [...]

01
Jun
The image shows High power led 1w 3w infared LEDs of China QUEENDOM Company.
Where are high power LEDs used in daily life?

With the continuous development and progress of technology, high power LEDs are increasingly widely used in [...]

30
May
LED optical
What are the optical instruments?

With the continuous development and application of technology, various electronic devices have begun to take [...]

25
May
The image shows 8MM Round LED of China QUEENDOM Company.
What are the characteristics of Round LED?

Round LED is a new type of energy-saving and environmentally friendly lighting fixture that uses LED [...]

24
May
LED Display
What are the main characteristics of LED Displays?

With the continuous progress and development of technology, LED Displays have become an indispensable part of [...]

23
May
The image shows 3mm photodiode led LEDs of China QUEENDOM Company.
What is the use of Photodiode LED?

A photodiode LED is a type of photoelectric conversion device that is a semiconductor device based on [...]

19
May
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