This is a boost circuit, which outputs DC high voltage at R4 and R5. 1. Is this circuit wrong? 2. What is the use of R3 in the figure? 3. Is this D2 diode wrong? Please help me, thank you!...
This DIY emergency light uses max16823 as the LED driver chip. To be honest, this chip is very convenient to use. The peripheral components are very few (3 capacitors, 1 current limiting resistor, and...
There are many different ways of human-computer interaction. The more common ones are listed below:
Mouse interaction: Using a mouse to operate a computer and interact was the most common human...[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]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[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]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
As the scale and business applications of national e-government networks continue to expand, the data and services transmitted over them are becoming increasingly sensitive and critical. To protect...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
Normally, we determine our location and where we want to go by comparing our surroundings with observation and simple GPS tools. However, this kind of reasoning is very difficult for self-driving c...[Details]