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Optical coupler (OC) is also called optocoupler, or optocoupler for short. Optocoupler uses light as the medium to transmit electrical signals. It has a good isolation effect on input and output elec...[Details]
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The ADC0832 differential simulation schematic is as follows. The MCU source program is as follows (with detailed comments): #include reg52.h #include intrins.h #include 1602.h #define uchar u...[Details]
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The test circuit
of
the contact
resistance
, coil
resistance
, coil pull-in voltage and release voltage of the
relay
is
shown in the figure.
(1) Measure
the ...[Details]
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The following first focuses on the three basic product classifications of LED lamps, LED bulbs and LED drivers, and the UL safety standards and special precautions that should be referred to when u...[Details]
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Difference between synchronous motor and asynchronous motor
A synchronous motor is an AC motor that generates torque by the interaction between the excitation magnetic field of the DC
powe...[Details]
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Three-phase bridge full-controlled rectification and DC motor speed regulation experiment principle
The three-phase bridge fully controlled rectifier circuit can use a trigger to control the c...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Recently, Xiaomi and Huawei have launched a number of WiFi 6 routers, and the FCC has allowed the 6Ghz frequency band to be opened for WiFi use, which has aroused great interest in WiFi 6 and WiFi 6E...[Details]
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Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. The 1KHz signal is required to sound for 100ms and the 500Hz signal for 200ms, alternating between them. Con...[Details]
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June 18, 2021, China – STMicroelectronics (ST), a global semiconductor leader serving multiple electronics applications, announced that the new low-power Bluetooth module of Lierda Technology Group C...[Details]
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Beijing time, February 11, morning news, the United States is preparing to invest nearly 5 billion US dollars in five years to deploy thousands of electric vehicle charging stations. The Biden admini...[Details]
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A German consortium has launched a research platform to store renewable hydrogen in caverns.
After a two-year research project, the partners of the organization plan to build the storage and u...[Details]
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On May 19, according to the news released by the Ministry of Industry and Information Technology, Sichuan Weiran Technology Co., Ltd. and six other companies recently submitted applications to our de...[Details]
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AS7620 is a new step-down DC/DC converter launched by Austrian Microelectronics. It is an easy-to-use, high-efficiency, high-voltage step-down DC/DC converter with a maximum output current of 500mA...[Details]
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A soft starter is an electrical device used to start a motor. It can effectively reduce the current shock when the motor starts, extend the service life of the motor, and improve the stability ...[Details]