Since its establishment, Fujing has been adhering to the service concept of being close to the market and meeting customer needs. Today, consumer electronic products have been trending towards low prices, green energy, fashion, and thinness. Fujing firmly believes that it has the strength to welcome the coming of this era and has the ability to create a more brilliant tomorrow.
The latest version is AD7.1. The download address is: [url=http://www.verycd.com/search/folders/Altium+Designer+Summer+08+/]http://www.verycd.com/search/folders/Altium+Designer+Summer+08+/[/url] KEY1,...
The following two are circuits for driving optocouplers.The difference between these two connection methods is the position of the current limiting resistor.What impact will this position difference h...
[color=#000]I can't import the project in CCS5.5. I updated the arm compiler in the help, but it was very slow and always showed the following picture: [/color] [color=#000]Can an expert tell me how t...
I also have a large amount of fpga, arm, and dsp information. Among them, the fpga information includes 35G of various training tutorials and 8G of PDF materials; arm has 25G of video tutorials and ma...
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
The quality of thyristors can be judged from four aspects. The first is that all three PN junctions should be intact; the second is that they can be blocked and not conduct when the voltage between...[Details]
With the rapid development of the power industry, inverters are being used more and more widely. The quality of the inverter will directly affect the inverter performance and load capacity of the enti...[Details]
Because we often design RF or low-frequency analog circuits, switching power supplies are rarely used in designs. However, in several cases, switching power supplies must be used to meet the perfor...[Details]
If a fixed clock is not used to initialize the on-time, but a detection circuit is used to effectively "sense" the first minimum or valley of the MOSFET (VDS) drain-source voltage and only start th...[Details]
The ADP1853 of ADI is a wide range input voltage DC/DC synchronous buck controller capable of running from commonly used 3.3 V to 12 V (up to 20 V), voltage tracking input, output voltage 0.6 V to 90%...[Details]
Today's power
communication
network is based on synchronous digital transmission technology (SDH), with E1/2Mbit/s line transmission mode networking architecture, carrying a variety of powe...[Details]
1 Introduction
China has a total of 2,400 county-level rural
power grids
and 280 urban power grids, with millions of distribution transformers. In addition, China has a vast ...[Details]
1 Introduction
At present, most large-scale LED
display
systems at home and abroad are basically composed of an LED control board and several LED unit boards connected in ser...[Details]
LED has the distinct characteristics of low power consumption, long life, and environmental protection. After penetrating from small-size backlight applications to large-size panel backlights, it...[Details]
LED lighting
: Basic circuit design can be completed in as little as one day
Semiconductor
manufacturers are also getting involved in the LED lighting business.
The...[Details]
PCB Design
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