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How to solve the problem of frequent tripping of the LED display total leakage protector?

On 2021-09-13 11:37:28 in Generally electronic semiconductor

This article describes the characteristics of the LED screen. ...

How to use the negative output voltage to adjust the LED current in a buck-boost topology?

On 2020-03-16 10:14:18 in IC Chips

This article describes the characteristics of the LED. ...

The entire screen of the LED display shows abnormal faults and emergency solutions

On 2019-07-10 13:54:26 in Photoelectric

This article describes the entire screen of the LED display shows abnormal faults and emergency solutions ...

Structure and characteristics

On 2018-11-01 16:47:41 in Memory

LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...

Selection and placement strategy of patch components in PCBA assembly

On 2023-08-05 12:01:33 in PCBA

In the PCBA (Printed Circuit Board Assembly) assembly process, the selection and placement strategy of SMD components is an important link to ensure the quality and reliability of the circuit board. This article will introduce the selection principles and ...

LED strobe causes

On 2019-06-05 17:59:02 in Generally electronic semiconductor

This article describes the causes of LED strobe ...

What is a sheet resistor?

On 2018-12-17 14:36:19 in Resistors

This article introduces what is a sheet resistor. ...

The surface components welding points

On 2019-01-15 13:25:53 in Knownlege

This article describes the surface components welding points ...

What are the characteristics of LED waterproof power supply?

On 2021-11-05 10:38:37 in Photoelectric

This article describes the characteristics of the power supply. ...

Light-emitting diode

On 2018-12-18 16:00:26 in Photoelectric

This article briefly introduces the light-emitting diode ...

The LED display does not work, and the cause of the fault is determined and eliminated according to the flashing green light of the sending card.

On 2019-06-13 16:14:11 in Generally electronic semiconductor

The LED display does not work, and the cause of the fault is determined and eliminated according to the flashing green light of the sending card. ...

How is the sensor installed and fixed?

On 2020-11-10 11:21:31 in Sensor

This article describes the characteristics of the sensors. ...

what is a super bright light emitting diode?

On 2018-10-26 16:22:18 in Generally electronic semiconductor

The common L.ED luminescence intensity has developed from several mned to dozens of med. ...

The identification of model and pin

On 2018-11-01 16:51:26 in Relays

Because the number of LED digital tube is not unified,it can be said that there are no rules to follow ...

What is the silicate system?

On 2019-01-15 11:07:23 in Knownlege

This article briefly introduces the silicate system ...

How to manufacture a mobile phone battery charger?

On 2019-01-22 16:56:32 in Technology

This article describes how to manufacture a mobile phone battery charger? ...

What is the Nitride system?

On 2019-01-12 16:06:47 in Knownlege

This article describes the Nitride system ...

How to calibrate the PH meter?

On 2019-05-16 11:46:07 in Knownlege

This article writes about methods of calibrate the PH meter ...

How to synthesize phosphor?

On 2019-01-15 11:35:30 in Knownlege

This article briefly introduces three ways to synthesize phosphors ...

What is tungsten-molybdate system?

On 2019-01-14 16:51:56 in Knownlege

This article describes the tungsten-molybdate system ...

How to design the power module of LED display?

On 2021-11-26 11:21:29 in Photoelectric

This article describes the characteristics of the power module. ...

What are the advantages of OLED?

On 2021-11-04 10:44:37 in Photoelectric

This article describes the characteristics of the L OLED. ...

What are the luminescent Properties of LaInO3:Eu Phosphors?

On 2019-01-12 11:15:53 in Knownlege

This article describes the Luminescent Properties of LaInO3:Eu Phosphors ...

What is the mechanism of pr3+ activation?

On 2019-01-11 11:53:16 in Knownlege

This article describes the mechanism of pr3+ activation. ...

What are the applications of waterproof connectors, waterproof connectors, and waterproof cables?

On 2021-07-31 10:55:20 in Connector

This article describes the characteristics of the cables. ...

Electrooptic devices are just the opposite

On 2018-10-31 11:01:18 in Knownlege

The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...

How to select a general small power triode and a high power triode?

On 2019-01-08 15:57:01 in Generally electronic semiconductor

The article explores how to select a general small power triode and a high power triode ...

Resistor classification

On 2018-12-13 13:30:42 in Knownlege

This article writes about the different kinds of resistor ...

There are many kinds of resistor classification resistors

On 2018-10-31 10:53:37 in Resistors

With the development of electronic technology,the new type of resistor is also increasing ...

What is the difference between a triode and a MOS transistor on an analog circuit?

On 2019-12-02 10:36:58 in Generally electronic semiconductor

This article describes the characteristics of the triode and a MOS transistor. ...

What is the nature of resistor?

On 2019-01-19 16:35:21 in Resistors

This article briefly introduces the nature of resistor. ...

What is excitation spectra?

On 2019-01-11 13:21:32 in Knownlege

This article briefly introduces the principle of excitation spectra ...

The problem of CPLD driving MAX7219

On 2023-03-15 13:45:13 in IC Chips

CPLD is used to drive MAX7219 IC, making it possible to control up to 64 individual LEDs with minimal control pins from a controller. It is simpler to program and has higher speed than microcontrollers. ...