In battery-powered circuits or constant-current powered circuits, the sudden current surge that operates the relay can cause the power supply voltage to drop. This is the result of internal resistance...
I recently did some research related to LLC and found some good content. Let me share it with you:Ten years ago, LLC was only in university laboratories, but now this topology has become very mature i...
I bought an AC current transformer with a ratio of 10A:5mA. I want to measure the total power consumption of three-phase electricity. The questions are as follows:1. A full-wave or half-wave rectifier...
1. Bluetoothis applicable worldwide: Bluetooth works in the 2.4GHz ISM band. The ISM band range of most countries in the world is 2.4 to 2.4835GHz. It is not necessary to apply for a license from the ...
It took almost 10 days to port the latest version of openmv V4.3.0 to HPM6750. You can get started directly with the official HPM6750EVKMini from Xianji. Just install the latest openmvide.Warehouse ad...
Application and comparison of analog multimeter and digital multimeter in measuring diodes, transistors and capacitors. Analog
multimeter (current black out, red in)
1) Measure the positiv...[Details]
On January 3, 2020, the "7th Electrical Engineering Young Scholars' Disciplinary Frontier Seminar" was held in Hefei. The conference was co-sponsored by the China Electrotechnical Society and the N...[Details]
BorgWarner invests $500 million in Wolfspeed to secure up to $650 million in annual silicon carbide device production capacity
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BorgWarner to participate in Wolfspeed financin...[Details]
Central topics: High-power LED types and test standards Solution: Current fine adjustment Current coarse adjustment Voltage fine adjustment Voltage coarse adjustment The meter pen is short-circui...[Details]
EMI is electronic noise that interferes with cable signals and degrades signal integrity, typically generated by electromagnetic radiation generating sources such as motors and machinery. Interfere...[Details]
At 7:30 tonight, Xiaomi held the "first half" of its spring new product launch conference, releasing a number of new products represented by the Xiaomi 11 Ultra. Xiaomi Mi 11 Pro: The best Android ...[Details]
Sunlord Electronics issued an announcement stating that the 20th meeting of the fifth board of directors held yesterday reviewed and approved the "Proposal on the Establishment of a Japanese Subsidia...[Details]
We know that there is a CCM memory in STM32F4. As shown in the figure, this memory is directly connected to the kernel on the D bus, so no one except the kernel can access it. So how can we use it? ...[Details]
1. Experimental Purpose 1. Understand the working principle of the three-cup wind speed sensor; 2. Display the wind speed measured by the three-cup wind speed sensor (the wind is provided by the fan...[Details]
What are the applications of small LiDAR installed on cars? Where should it be installed? What is the difference between the number of lines?
On Saturday, Shanghai Jiao Tong University cele...[Details]
According to official news from Micron, on July 8, local time, Micron's DRAM factory in Hiroshima, Japan was affected by bad weather and suffered a sudden power outage, which lasted for a long time. ...[Details]
Most computer devices have RS-232C interfaces, although its performance indicators are not very good. It is still popular with the wide market support. In terms of use, RS-232 does have its advantage...[Details]
1. Interruption The figure above is a schematic diagram of the interrupt process. The request source that generates the interrupt is called the interrupt source, and the processing request made by ...[Details]
The L4970A series of high-power monolithic integrated switching power supplies is the second generation product launched by ST after the L4960 series. The circuit features are: it is developed using ...[Details]
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