How to measure the LED digital tube?
On 2018-10-29 15:14:20 in Photoelectric
The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...
How to detect and repair ?
On 2018-12-20 13:52:32 in Photoelectric
This article describes how to detect and repair LEDs ...
How to take the value of the light sensor and what is the principle?
On 2023-07-07 11:32:27 in IC Chips
This article describes the characteristics of the light sensor. ...
How to choose the right LED street lamp power supply?
On 2022-02-21 11:15:30 in Discrete Semiconductor
This article describes the characteristics of the power supply. ...
How to solve the electromagnetic interference problem of LED drive power?
On 2019-09-24 10:17:31 in Photoelectric
This article briefly introduces how to solve the electromagnetic interference problem of LED drive power? ...
Programmable implementation of NFC-based LED driver power supply
On 2019-07-19 11:17:56 in Photoelectric
This article describes Programmable implementation of NFC-based LED driver power supply ...
How to choose the most suitable machine vision lighting?
On 2020-07-31 11:53:41 in Generally electronic semiconductor
This article describes the characteristics of the machine vision lighting. ...
How to solve the common faults on the LED screen?
On 2021-09-10 10:51:07 in Generally electronic semiconductor
This article describes the characteristics of the LED screen. ...
How to solve the malfunction of LED display?
On 2020-08-03 11:13:45 in IC Chips
This article describes the characteristics of the LED display. ...
LED strobe causes
On 2019-06-05 17:59:02 in Generally electronic semiconductor
This article describes the causes of LED strobe ...
What are the various driving schemes for LED displays?
On 2020-10-16 10:47:44 in Generally electronic semiconductor
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
This article describes the characteristics of the LED display. ...
The most advanced LED spectroscopy technology at LIGHTFAIR International (Vitasolis)
On 2019-05-29 16:10:19 in Generally electronic component
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
This article describes the entire screen of the LED display shows abnormal faults and emergency solutions ...
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. ...
How to design a high-efficiency LED driver circuit?
On 2021-11-13 10:52:16 in Photoelectric
This article describes the characteristics of the LED driver. ...
12V battery level indicator circuit (LED bargraph)
On 2018-12-20 11:55:33 in Generally electronic component
This article briefly introduces 12V battery level indicator circuit (LED bargraph) ...
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. ...
What is the difference between led backlit screen and IPS screen?
On 2022-01-21 10:43:33 in Discrete Semiconductor
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
This article introduces the Ultra-short current surges through rectified light ...
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 ...
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 an optical coupler?
On 2018-10-27 10:41:35 in Memory
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
This article describes the characteristics of the panels. ...
What are the requirements for NDIR carbon dioxide sensor used in incubator?
On 2023-08-16 18:00:15 in Sensor
This article describes the characteristics of the NDIR carbon dioxide sensor. ...
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 ...
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 is the detection principle of the optical fiber sensor?
On 2021-02-27 10:46:10 in Sensor
This article introduces the detection principle of optical fiber sensors. ...
Do you know what are the proximity sensor applications?
On 2021-01-08 10:54:43 in Sensor
The characteristics of the proximity sensor in the application areas of the industrial and automotive industries. ...
The main classification of MEMS sensors
On 2019-07-01 17:49:01 in Sensor
This article describes the main classification of MEMS sensors ...
What are the sensors used in mobile phones?
On 2021-02-03 10:37:04 in Sensor
This article describes the characteristics of the wireless sensors. ...
What is a photoelectric switch?
On 2018-10-27 10:33:28 in Photoelectric
The photoelectric switch is a component that is packaged together by a light emitting tube and a light receiving tube ...
LEDVANCE announces that it will close a factory in the US
On 2019-05-15 13:21:34 in Knownlege
This article describes that LEDVANCE will close a factory in the US ...
What are the application areas of MEMS?
On 2023-09-05 17:35:05 in IC Chips
This article describes the characteristics of the MEMS. ...
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 detect infrared receiving diode?
On 2018-10-26 16:55:08 in Generally electronic semiconductor
the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...
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. ...
what is an infrared receiver?
On 2018-10-26 16:53:35 in Memory
The infrared receiving tube is a semiconductor device used to receive the infrared light wave generated by the infrared light emitting diode and convert it into electrical signal. ...
What is the Nitride system?
On 2019-01-12 16:06:47 in Knownlege
This article describes the Nitride system ...
How does an infrared proximity sensor work?
On 2020-11-18 11:26:50 in Sensor
This article describes the characteristics of the sensor. ...