The transistor in the picture has a Vbe voltage of only about 0.4V when driving the buzzer. Why is that? SS8050 should be turned on at 0.7V. Also, this transistor does not seem to work in the saturati...
[size=14pt][b] In the lighting industry, people often have a misunderstanding about the dimming of LED light sources, that is, they think that dimming LED is much easier than other light sources (fluo...
Background: I used to be able to use ccs5.5, but then I downloaded ccs7.4. When I opened the workspace of ccs5.5, it prompted that I had opened a lower version of the workspace. I went in directly and...
[i=s]This post was last edited by waizon on 2015-11-27 10:15[/i] The operation is very simple. First put the object at a certain height, then press the button to initialize. The current height will be...
Hello everyone, I recently produced a batch of products using Samsung's 4.7uF and 1uF 0603 ceramic capacitors. After power-on and aging, these products all showed bad phenomena. Measurements showed th...
The TIA Portal software's shift instructions shift the contents of an accumulator bit by bit to the left or right. The number of bits shifted is determined by N. A left shift of N bits multiplies t...[Details]
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
How do you know if a machine is operating properly? The answer: by leveraging deep learning to detect anomalies in routine vibration data from industrial machines. Anomaly detection has many uses, ...[Details]
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
On August 25th, Apple's expansion in India encountered new troubles. According to Bloomberg, Foxconn Technology Group has recalled approximately 300 Chinese engineers from India, further hindering ...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
According to Nikkei, a survey found that global electric vehicle battery supply is expected to reach more than three times the required quantity due to
cooling
demand for electric vehicles,...[Details]
Tiantai Robot's official Weibo account announced on the evening of August 20 that Tiantai Robot Co., Ltd., together with strategic partners including Shandong Future Robot Technology Co., Ltd., Sha...[Details]
Analog electronics
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