I would like to ask you experts, I read in a book a few days ago that insufficient excitation of the switch tube in a switching power supply may cause damage to the switch tube. Why is this?...
Tektronix OPEN-DAY test video: Mobile and consumer electronics high-speed signal measurement-Type C : https://training.eeworld.com.cn/course/5054The video focuses on USB 2.0/3.1/3.2 standard updates a...
I would like to ask you all, our company purchased a switching power supply. When it was unloaded, I used a test pen to test the negative pole of the output terminal and found leakage. (As shown below...
This paper designs a water temperature control system for the Internet of Things, including the Gizwits IoT platform , DS18B20 water temperature sensor, water temperature main controller, communicatio...
DC PWM motor driver only needs current loop and requires localization. What domestic devices can replace UC2637, IR2110 and other chips? What are the domestic MOSFET chip manufacturers? I don't know a...
introduction
In order to cope with climate change, my country has proposed the goal of "carbon peak and carbon neutrality", among which electric energy substitution is one of the ways to achie...[Details]
On June 18, two new products, a solar panel volt-ampere characteristic tester and a digital oscilloscope, developed by the 41st Institute of China Electronics Technology Group Corporation, passed t...[Details]
As the main solution processor provider for handheld devices such as GPS, PDA, and digital TV, South Korea's Sumsung Company has recently launched new ARM processor S3C2450 and S3C6410 chips. What ar...[Details]
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]
1 Introduction
The pulse and heartbeat of a normal person are consistent. The pulse frequency is affected by age and gender. It is 120-140 times per minute for infants, 90-100 times per minute for ...[Details]
Method. According to the design method, a high-frequency switching power supply transformer is designed for a forward converter with an input of 48V (36-72V) and an output of 2.2V and 20A. The de...[Details]
On May 12, Suizhou City, Hubei Province held a concentrated start-up event for major projects in May 2020. A total of 17 major projects were started, involving special-purpose vehicles, electronic in...[Details]
The State Grid's fixed asset investment was increased from 418.6 billion yuan planned at the beginning of the year to 460 billion yuan, with a focus on UHV, new energy vehicle charging piles, digit...[Details]
Correct installation of electromagnetic flowmeter is extremely important for the normal operation of electromagnetic flowmeter. The following China Sensor Trading Network will introduce you to the is...[Details]
The system architecture of most analog measurement systems is relatively straightforward. The core of this architecture is usually a host processor that controls and retrieves data from one or m...[Details]
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UPS is a voltage-stabilized and frequency-stabilized AC power supply with energy storage devices, with rectifiers and inverters as the main components. As a protective power supply device, the perf...[Details]
The working environment of die-casting molds is harsh during their service. The surface of mold parts not only needs to withstand the erosion of high-speed molten metal, but also needs to undergo i...[Details]
In the previous article, we introduced the concept of histogram and how to use histogram to analyze jitter (that is, analyze from the perspective of statistical domain). From the jitter histogram, we ...[Details]
Power technology
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