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

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

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

What are the various driving schemes for LED displays?

On 2020-10-16 10:47:44  in Generally electronic semiconductor

What are the various driving schemes for LED displays?

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

How to choose the dot pitch of LED display?

On 2020-07-24 10:35:12  in Generally electronic semiconductor

How to choose the dot pitch of  LED display?

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

What are the methods for detecting DC resistance with using multimeter?

On 2019-02-18 16:59:48  in Knownlege

What are the methods for detecting DC resistance with using multimeter?

This article describes some methods for detecting DC resistance with using multimeter ...

The most advanced LED spectroscopy technology at LIGHTFAIR International (Vitasolis)

On 2019-05-29 16:10:19  in Generally electronic component

The most advanced LED spectroscopy technology at LIGHTFAIR International (Vitasolis)

This article briefly introduces the most advanced LED spectroscopy technology at LIGHTFAIR International (Vitasolis ...

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

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

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

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

Are non-magnetic RF connectors the core device of MRI technology?

On 2021-08-20 10:29:29  in Generally electronic component

Are non-magnetic RF connectors the core device of MRI technology?

This article describes the characteristics of the RF connectors. ...

How to realize energy-saving AC drive system of electric vehicle based on boost DC-DC bidirectional converter and inverter?

On 2021-07-23 10:42:32  in Transformer

How to realize energy-saving AC drive system of electric vehicle based on boost DC-DC bidirectional converter and inverter?

This article describes the characteristics of the converter. ...

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

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

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

How to design a high-efficiency LED driver circuit?

On 2021-11-13 10:52:16  in Photoelectric

How to design a high-efficiency LED driver circuit?

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

How to standardize the network interface of the crystal head of the RJ45 interface connector?

On 2021-08-12 10:59:06  in Connector

How to standardize the network interface of the crystal head of the RJ45 interface connector?

This article describes the characteristics of the RJ45 interface connector. ...

What are the factors affecting the high-power RF and microwave of RF connectors?

On 2021-08-31 10:32:41  in Connector

What are the factors affecting the high-power RF and microwave of RF connectors?

This article describes the characteristics of the connectors. ...

What will happen if different sensors are damaged?

On 2021-03-22 11:10:31  in Sensor

What will happen if different sensors are damaged?

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

What are the common fault solutions for DC high voltage generators?

On 2021-05-19 10:40:16  in Generally electronic semiconductor

What are the common fault solutions for DC high voltage generators?

This article describes the characteristics of the generators. ...

What are the sensors used in mobile phones?

On 2021-02-03 10:37:04  in Sensor

What are the sensors used in mobile phones?

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

What is the difference between led backlit screen and IPS screen?

On 2022-01-21 10:43:33  in Discrete Semiconductor

What is the difference between led backlit screen and IPS screen?

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

Max Born Institute in Berlin: Ultra-short current surges through rectified light

On 2019-05-11 13:47:17  in Knownlege

Max Born Institute in Berlin: Ultra-short current surges through rectified light

This article introduces the Ultra-short current surges through rectified light ...

How to judge the DC voltage/current block failure of the mechanical multimeter and how to repair it?

On 2019-01-28 17:40:45  in Technology

How to judge the DC voltage/current block failure of the mechanical multimeter and how to repair it?

This article writes about some methods to judge the DC voltage/current block failure of the mechanical multimeter and repair it. ...

How to design of energy-saving electric vehicle AC drive system based on boost DC-DC bidirectional converter and inverter?

On 2021-07-10 10:44:20  in Transformer

How to design of energy-saving electric vehicle AC drive system based on boost DC-DC bidirectional converter and inverter?

This article describes the characteristics of the converter and inverter ...

Structure and characteristics

On 2018-11-01 16:47:41  in Memory

Structure and characteristics

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 ...

How to design the power module of LED display?

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

How to design the power module of LED display?

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

ROHM has developed a buck-boost DC/DC converter "BD83070GWL" with significant energy saving advantages.

On 2019-08-07 10:34:44  in Generally electronic semiconductor

ROHM has developed a buck-boost DC/DC converter "BD83070GWL" with significant energy saving advantages.

This article describes the characteristics of the converter. ...

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

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

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

The problem of CPLD driving MAX7219

On 2023-03-15 13:45:13  in IC Chips

The problem of CPLD driving MAX7219

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. ...

Various pliers

On 2018-12-04 10:07:18  in Knownlege

Various pliers

This article describes the various pliers and their role ...

How does the temperature rise of the connector affect the performance of the lithium battery?

On 2020-06-13 10:45:14  in Generally electronic semiconductor

How does the temperature rise of the connector affect the performance of the lithium battery?

This article describes the characteristics of the battery. ...

Five.Optocoupler

On 2018-10-31 11:35:12  in Generally electronic semiconductor

Five.Optocoupler

Optocoupler is an electrical and photoelectric converter composed of LED and photosensitive transistors ...

What is an optical coupler?

On 2018-10-27 10:41:35  in Memory

What is an optical coupler?

Optical coupler also known as photoelectric isolator,referred to as optocoupler. Optical couplers use light as a medium to propagate the Telecom number ...

What is the difference between different panels?

On 2021-10-22 11:13:25  in Generally electronic component

What is the difference between different panels?

This article describes the characteristics of the panels. ...

What will happen if different sensors are damaged?

On 2020-12-26 10:34:27  in Sensor

What will happen if different sensors are damaged?

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

What are the requirements for NDIR carbon dioxide sensor used in incubator?

On 2023-08-16 18:00:15  in Sensor

What are the requirements for NDIR carbon dioxide sensor used in incubator?

This article describes the characteristics of the NDIR carbon dioxide sensor. ...

​how to detect infrared receiving diode?

On 2018-10-26 16:55:08  in Generally electronic semiconductor

​how to detect infrared receiving diode?

the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...

Will OLED display technology become mainstream in the next decade?

On 2020-08-01 10:55:26  in Generally electronic semiconductor

Will OLED display technology become mainstream in the next decade?

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

The identification of model and pin

On 2018-11-01 16:51:26  in Relays

The identification of model and pin

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

How to import smart optical sensors into laptops?

On 2020-12-04 12:11:01  in Sensor

How to import smart optical sensors into laptops?

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

What are the performance characteristics of the piezoelectric ceramic buzzer and how to detect it?

On 2018-12-25 10:39:23  in Generally electronic component

What are the performance characteristics of the piezoelectric ceramic buzzer and how to detect it?

This article briefly introduces the performance characteristics and detection of the piezoelectric ceramic buzzer. ...

What is the detection principle of the optical fiber sensor?

On 2021-02-27 10:46:10  in Sensor

What is the detection principle of the optical fiber sensor?

This article introduces the detection principle of optical fiber sensors. ...

Classification of traverse

On 2018-10-30 11:53:32  in Knownlege

Classification of traverse

And the following is a single strand;the section area of 10mm'is more than one strand,and several strands or dozens of strands are twisted together to form a root, which has 7 shares,19 shares,37 shares and so on. ...

What will happen if different sensors are damaged?

On 2021-02-24 10:56:43  in Sensor

What will happen if different sensors are damaged?

This article describes the consequences of sensor damage. ...

Do you know what are the proximity sensor applications?

On 2021-01-08 10:54:43  in Sensor

Do you know what are the proximity sensor applications?

The characteristics of the proximity sensor in the application areas of the industrial and automotive industries. ...