In the circuit below, what are the functions of the resistors connected behind the rectifier bridge and the three resistors in the red box? What do they mean and what are their main functions?...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:10[/i]I made a power supply using LM2576-ADJ, and the output current is 5.5A. When connected to a load, the current remains unchanged. Why? C...
[color=rgb(34,34,34)][backcolor=rgb(238, 238, 238)]As shown in the figure, this is a typical application circuit diagram provided by TI. Let me analyze the role of each component. [/backcolor][/color]...
I have four integrated digital tubes with a common anode. I want to make a 0000-9999 counter. Because the digital tube is integrated, the seven pins a, b, c, d, e, f, dp are shared, so as long as any ...
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[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]
What is "Car Electronic Fence"
Fleet managers can define a graphical area (regular or irregular) or divide it into administrative zones in Yamei Technology's vehicle backend management system ...[Details]
For healthcare professionals, accurate diagnosis and treatment are crucial for a clear picture of a person's health. However, healthcare professionals often rely on tests at medical facilities, cli...[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]
Gross profit margin jumped from 13.6% in the first half of last year to 25.9%, almost doubling year-on-year.
On August 21, RoboSense released its interim performance report, in which the...[Details]
Recently, Tesla released the "Tesla Car Voice Assistant Terms of Use", announcing that the car voice assistant will be connected to the Doubao large model (Skylark large model) and DeepSeek Chat pr...[Details]
On August 22, South Korean media Nate reported on the 20th local time that Samsung Electronics is introducing Hyper Cell technology into its most advanced 2nm process technology, striving to improv...[Details]
Electric vehicles' 12V batteries don't rely on a generator to power them. Only gasoline-powered vehicles rely on the engine to drive a generator to generate electricity while driving, which is used...[Details]
Spark plugs are an indispensable device for engines. As the saying goes, without spark plugs, the engine cannot work properly. The serious consequence is that when driving at high speeds, the engin...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
PowiGaN achieves 95% efficiency at both light and full loads, meeting critical operational and safety requirements.
DARWIN, Australia and SAN JOSE, Calif.,
August 22, 2025 – Powe...[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]
"We have successfully launched the first version of our dedicated chip for EMB brake-by-wire. Second-generation samples have also been successfully completed, and we are actively planning a third-g...[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]