The adjustable power supply composed of LM317 has the following two problems:
1. What is the function of the circuit composed of VQ1 and R3 in the figure?
2. What is the function of VD2 in the picture...
1. DIP switch
This is a cross section of a plain old DIP switch. There are four groups of switches in this component. This is one of the switches.
This is the annotated version. It looks very simple. ...
After a circuit board is soldered, when checking whether the circuit board can work normally, it is usually not powered on directly. Instead, follow the steps below to ensure that there are no problem...
Application scenario: The switch uses MOS 47N60 or IPW60R045CP, and it is best if both can be driven. The driver supply voltage is 12-15V. [/backcolor][/color] [color=rgb(85, 85, 85)][backcolor=rgb(25...
1. Talk about the difference between ARM7 and ARM9: What are the differences between ARM7 and ARM9? I am preparing to learn ARM, but I don't know whether to choose ARM7 or ARM9? Maybe these questions ...
Although the release of Apple's new iPhone 12 this year has been delayed, the market generally expects it to be unveiled in early Q4. Recently, news came from the supply chain that Apple has begun to...[Details]
Special rest days and no-meeting days to create a better working environment Beijing, China, July 26, 2022 - Renesas Electronics, a global supplier of semiconductor solutions, today announced that ...[Details]
LED Driver: MSL2100 (supports LED single-color to three-color power control) 8-channel LED driver controller
The MSL2100 is an integrated high current 8-parallel serial LED driver. It uses a 1MHz I...[Details]
BorgWarner invests $500 million in Wolfspeed to secure up to $650 million in annual silicon carbide device production capacity
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BorgWarner to participate in Wolfspeed financin...[Details]
Hydrogen fuel cells, which convert hydrogen into electricity with only water vapor as a byproduct, are an attractive, more environmentally friendly alternative for portable power sources, especially ...[Details]
You are ready to write your first microcontroller program. Before that, I assume that you already know how to use a compiler and download a program.
PS Because these tasks are really simple, you can ...[Details]
Behind this dynamic and vibrant picture, Qingshan District insists on project-oriented development, firmly grasps the project construction, insists on focusing on the project, and promotes project con...[Details]
It comes with four songs: Twinkle Twinkle Little Star, Two Tigers, Ode to Joy and Happy Birthday. You can also add the songs you want. This can be achieved by modifying the simple score data table. ...[Details]
Based on the reverse bias safe operating area principle of transistors, this paper designs and develops a transistor RBSOA tester induced by inductance. Judging the quality of transistors by reverse ...[Details]
Samsung SDI has been relatively quiet for a long time. According to Thelec, Samsung SDI has made some moves recently, and has begun to follow the needs of customers (mainly BMW's iNext orders) at the...[Details]
Recently, no school accepted me when I applied for the postgraduate entrance examination, and I couldn’t find a job. I’m about to collapse.
I just wanted to have some fun and forget ab...[Details]
The number of new energy vehicles in use has gradually increased, and the second-hand new energy vehicle market has gradually emerged, with Tesla being the main force among them. According to forei...[Details]
HARTING's new Mini PushPull ix Industrial® is rugged and built to withstand harsh environments
Espelkamp, January 23, 2023 - Easy to use, high protection level, more compact - HART...[Details]
Before learning the internal structure of the single-chip microcomputer, let's first understand the major components of the computer we are currently using: the five components of the computer: A...[Details]
The all-vanadium liquid flow energy storage battery production project is one of the key projects newly started in Dunhua City in 2024. Since the start of construction of the project, the construction...[Details]
Analog electronics
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