The BlueNRG-LP is an ultra-low-power Bluetooth low energy SoC device that can reach +8 dBm output power at the antenna connector. However, the maximum output power allowed by the Bluetooth standard is...
The switching regulator is typically the first active component on the input power bus and therefore has a significant impact on the EMI performance of the entire circuit. ADI's Silent Switcher regula...
[i=s]This post was last edited by tobot on 2021-8-11 10:33[/i]We know that pi is an infinite non-repeating decimal (also called an irrational number). Sometimes we can use the time to calculate the va...
[i=s]This post was last edited by Ablikim on 2019-8-20 11:33[/i]R2 is a simulated load
R7, 8, 9, 10 are voltage divider resistors
The voltage across R1 is about 0.038V
After a while, the op amp heated...
[font=宋体][size=4][color=#333333]I saw such a circuit on the Internet. The title of the post is "[/color][b][size=4][color=#0000ff]A simple question about the working principle of strong pull-up[/color...
Less than two years after sharing its European expansion plans, US-based battery recycling specialist Redwood Materials is adding Germany to its portfolio. Today, the company announ...[Details]
Crazy summer study: Introduction to assembly learning notes (Part 3) - the first program
Reference: "Assembly Language" by Wang Shuang, Chapter 4
1. The process from writing a source progr...[Details]
Many consumer OEMs produce
electronic
devices with ultra-low standby power consumption, but the real goal is to get as close to zero power consumption as possible. Two new high-voltage MOSF...[Details]
According to foreign media reports, Russia plans to nationalize 59 foreign companies in Russia, including Apple and Intel. This is Russia's response to international sanctions and the severing of tie...[Details]
In recent days, a foreign voice social product Clubhouse has become popular. Many people in the circle of friends are asking for invitation codes, and many well-known bigwigs have also created thei...[Details]
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent freezes, or even failure to boot or damage to the hardware. Because...[Details]
What is a fuel cell? The basic working principle of all fuel cells is the same: converting the chemical energy of hydrogen into electrical energy. However, several different types of fuel cell te...[Details]
Just as "the only certainty is uncertainty, and the only constant is change", under the increasingly severe chip shortage, some flowers are helplessly withered, while others are found after the great...[Details]
On March 11, Visionox stated on the investor interaction platform that the company's operating income in 2021 is expected to be 4.4 billion to 4.6 billion yuan, of which OLED product sales revenue is...[Details]
Building a smart factory is the vision of all industrial manufacturing companies. Under the background of Industry 4.0, new technologies such as artificial intelligence, digitalization, and the Inter...[Details]
Getting familiar with the development environment is the first step to learn MCU. Now let's introduce the development environment of PIC. The development environment of PIC includes the old MPLAB IDE...[Details]
It is common to measure current signals with a fixed bias voltage. Related applications include: carbon monoxide (CO) concentration meters, blood glucose meters, etc. This type of application is wi...[Details]
For hexagonal nuts, the commonly used standards are: GB52, GB6170, GB6172 and DIN934. The main differences between them are: GB6170 is thicker than GB52, GB6172 and DIN934, commonly known as thick ...[Details]
introduction
As the power supply voltage gradually decreases, the threshold voltage of the transistor does not decrease, but the common-mode input range of the op amp becomes smaller and smal...[Details]
On October 29, the Shanghai Municipal People's Government issued a notice on the issuance of the "Shanghai Green Project Database Management Trial Measures". Among them, the construction and operat...[Details]
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