Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
This article describes the photosensitive resistor and photosensitive transistor ...
what is a multidigit LED digital tube?
On 2018-10-29 15:17:58 in Photoelectric
A number of LED digital tube is developed on the basis of an LED digital tube.The number of digital characters will be packaged together to become a number of digital control ...
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. ...
What are the characteristics and applications of white LEDs?
On 2019-01-18 17:40:38 in Photoelectric
This article briefly introduces the characteristics and applications of white LEDs. ...
What are the characteristics of led lamp beads?
On 2019-07-24 10:57:33 in Photoelectric
This article describes the characteristics of LED lamp beads ...
What is an optical coupler and how to measure it?
On 2018-12-15 14:23:34 in Photoelectric
This article introduces what is an optical coupler and how to measure it ...
How to measure the optocoupler?
On 2018-10-27 10:43:42 in Photoelectric
Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...
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. ...
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 design a negative charge pump white LED driver?
On 2019-08-09 11:07:35 in Photoelectric
This article describes the characteristics of the LED driver. ...
What issues need to be considered when designing LED driver circuits?
On 2021-12-10 10:52:10 in Photoelectric
This article describes the characteristics of the LED driver. ...
What is a photoelectric switch and how to detect it?
On 2018-12-14 14:53:08 in Photoelectric
This article briefly introduces what is a photoelectric switch and how to detect it? ...