Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
Differential mode current and common mode currentradiation generation : current causes radiation, not voltage, static charge generates electrostatic field, constant current generates magnetic field, a...
1. Fast charging drives adapter miniaturization
In recent years, with the popularity of mobile phone fast charging technology and USB Type C PD, the charging power of portable electronic devices such ...
There are generally three basic working modes for non-isolated switching power supplies: buck, boost, and polarity reversal. The others are converted from these three forms, such as flyback, forward, ...
// Module function description// When the direction control signal "wr_" is "1", y_ is used as output and its value is the value of input signal a_// When the direction control signal "wr_" is "0", y_...
Hello everyone, I have been working on PID control of inverters for a long time, but I can't find relevant literature. The difficulty I am facing now is the digital realization of PID. AD sampling can...
The 9S12 series microcontroller development toolkit CodeWarrior Development Studio provided by Freescale contains a very useful tool libmaker, which can package the compiled obj files into library fil...[Details]
1. Circuit working principle
The circuit of a simple small capacitor tester is shown in the figure below. It uses the light-emitting diode to determine whether the small capacitor is good or b...[Details]
MOVIFIT reports F07 DC voltage is too high
Basic circuit diagram of frequency converter
After the three-phase AC voltage is input into the main circuit, it is rectified by a three-p...[Details]
Pan Guotou Group visited Chuanwei Group for exchanges. On September 23, Xiang Liquan, member of the Party Committee and deputy general manager of Pan Guotou Group, visited Chuanwei Group Vanadium Tita...[Details]
The automotive domain controller is an integrated controller used to manage and control multiple embedded electronic control units (ECUs) in the automotive electronic system. As the hub of the enti...[Details]
On July 22, according to domestic media reports, at the World Power Battery Conference, Wu Kai, chief scientist of CATL, said that the M3P battery developed by the company has been mass-produced and ...[Details]
This is a 2408 dot matrix clock electronically made by a single-chip microcomputer. The dot matrix is directly driven by a single-chip microcomputer. Here, STC89C52 is used. The driving abilit...[Details]
Semiconductor silicon wafers are one of the links where the gap between my country's semiconductor industry chain and the international advanced level is the largest. In addition, the supply concentr...[Details]
At present, the production operation of industrial water supply points is mainly completed manually. In order to ensure the normal operation of each well at the industrial water supply point, the wat...[Details]
Many brands often start their promotions by using new terms. In order to avoid frightening consumers who are confused by the English letters on the screen, we will try not to use more English abbrevi...[Details]
At the I/O 2019 Developer Conference, Google officially announced the new Android Q gesture navigation, and believes that it can greatly improve the user experience of Android smartphones. Based on t...[Details]
1 Introduction Phase shift signal generator is an important part of signal source, but traditional analog phase shift has many shortcomings, such as the phase shift output waveform is easily affected...[Details]
Standard and extended frames Standard frame format: with 11-bit identifier; Extended frame format: with 29-bit identifier; Both frame formats can appear on the same bus. Standard frame CAN standard...[Details]
China Energy Storage Network:
In 2021, most parts of the world experienced energy supply difficulties. Against this backdrop, IHS Markit released a report titled "Will the risk of power out...[Details]
The following figure shows a novel circuit for IR53HD420 to drive light-emitting diodes. In the figure, VDC is 320V DC. It is obtained by rectifying and filtering 220V AC. The IR53HD420 output gene...[Details]
PCB Design
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