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.
DC-DC switching voltage regulator circuits are widely used due to their high efficiency and high current advantages. Adjustable DC-DC can adjust the output voltage by adjusting the feedback voltage di...
[i=s]This post was last edited by dcexpert on 2021-9-11 20:11[/i]MAGICBIT is an all-in-one innovation platform that uses ESP32 and is compatible with Arduino to develop outstanding IoT projects.The In...
With mobile phone service now available in 210 countries and mobile networks covering many major cities, one might think that rural areas would be the first choice for further wireless network expansi...
Espressif has finally released a new model in the ESP32-S series: ESP32-S3. Compared with ESP32-S2, ESP32-S3 is a dual-core processor with larger RAM and Flash, and supports neural network computing a...
Interrupt line problem: From the above figure, we can see that the EXTI0 interrupt line shared by PA0, PB0...PG0, and the EXTI1 interrupt line shared by PA1, PB2...PG1, that is, in the programmi...[Details]
The four-element infrared detector uses photosensitive elements, and the alarm is triggered only when each detector detects a signal. It has stronger anti-false alarm capability and better detection p...[Details]
Relays are often used as electrically control
led
switches. Unlike transistors, their switch contacts are electrically isolated from the control input. On the other hand, the power dissipation in...[Details]
Marvell introduces a new generation of high-port count, ultra-low latency automotive switch ICs with multi-gigabit routing throughput. The new family of innovations includes the industry's first high...[Details]
Traditional mechanical energy meters measure electricity with a meter driven by an aluminum disk driven by magnetic torque. This metering method has many defects such as short life, large error, regul...[Details]
Facial feature localization is to search for the positions, key points or contours of some or all facial features (such as eyes, nose, mouth, ears, etc.) in a given area of an image or image sequ...[Details]
The power supply
used in the portable B-ultrasound system
is relatively complex. The power supply of the external adapter and battery must be converted into
the voltage
required by ...[Details]
Some DC meters can measure AC, while others cannot. For example, meters with permanent magnet measuring mechanisms can only measure DC. The permanent magnet measuring mechanism interacts with the mag...[Details]
The power battery import and export data released by the Ministry of Trade, Industry and Energy of South Korea recently showed that South Korea's total power battery imports from January to August 202...[Details]
According to foreign media reports, London technology developer Predina has developed a system that uses AI to dynamically predict and reduce the environmental/spatial risks of vehicle collisions. ...[Details]
Project: UC3845 dual-switch flyback Phenomenon: The drive is unstable, it keeps shaking, and the transformer is buzzing. The adjustment loop is useless. I used an oscilloscope to check the sawtooth ...[Details]
The basic circuit of "digital power amplifier" is the long-existing Class D amplifier (called Class D amplifier in China). In the past, due to price and technical reasons, this amplifier circuit w...[Details]
According to foreign media reports, Hyundai Motor has set up two ultra-high-speed electric vehicle charging devices "Hi-Charger" in the Goyang motor studio. This device has a DC fast charging capacit...[Details]
This adjustable
countdown
reminder has the advantages of simple circuit, eye-catching display, accurate timing, easy production, adjustable countdown from 0 to 99 minutes, and convenie...[Details]
On October 24, 2024, at the GEEKCON conference, a security team demonstrated how to crack
the protection system of
a
smart car
through a live demonstration, unlocking and starting the vehicl...[Details]
Analogue and Mixed Signal
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