I just entered the power supply circle. During my internship, I did push-pull. I boosted 18~36V to 450V for stabilization. I added an inductor at the back end, but the spike was very large. I added an...
3G debates are raging . Now, there are two different voices in the industry: one is from the operators and application technology experts, who believe that 3G technology is obviously out of touch with...
1 Hardware design requirementsWhen the reset pin level is low, all LED pin levels are pulled low, and at the same time, the count register is cleared and the status bit is cleared(1) When SW1 is high,...
Sensors, converters, processors, and transceivers, these devices collect and transmit data, this is where the Internet of Things begins. Intelligence, high precision, and reliability are essential, an...
Pixel 4a is Google's flagship series, and although there have been several rumors about its release, they have all ended up in vain. Recently, a digital blogger revealed that the phone will be releas...[Details]
Industry Focus 1. Beijing's high-level autonomous driving demonstration zone helps build a global digital economy benchmark city Autonomous driving is the commanding height of the current technol...[Details]
Several connection methods of RC oscillator circuit 1. The simplest oscillator The characteristics of this oscillator are: T≈(1.4～2.3)R*C Power supply fluctuations will make the frequency unstab...[Details]
1. Introduction
China is a major coal-burning country, and SO2
emitted from coal burning
has become the main pollutant affecting the air quality in Chinese cities. Therefore, boiler...[Details]
In DC testing, the key technical parameters of laser diodes or VCSEL modules are as follows:
• Laser diode forward voltage drop
• Inflection point test/linearity test (dL/dI)
• Threshold current
•...[Details]
On May 10, OPPO Vice President Shen Yiren posted a message on Weibo asking for everyone’s thoughts. Shen Yiren said: "If a mobile phone can be lighter by more than ten grams and has a curved surface ...[Details]
A bulky and large external power supply based on a linear transformer may only have two functions: self-defense and hand warmer. The R&D center of the Dutch Power Integrations (PI) company in the U...[Details]
In recent years, the development momentum of TWS headphones has shown explosive growth, and there is still a lot of room for development in terms of market development, technological innovation and a...[Details]
Recently, China Mobile released a bidding announcement for the procurement of computing servers for the third phase of the centralized network cloud resource pool project. The demand for ARM platform...[Details]
Tesla's four data security compliances, FSD is expected to land in the Chinese market. Many people say that once Tesla's autonomous driving lands in the Chinese market, it will be a bloodbath, so w...[Details]
I have played with many microcontrollers, and I am good at 51, MSP430, STM8, STM32, but I have never played with PIC. I went to Taobao to buy a development board to play with. To be honest, it was my...[Details]
Shanghai, China, October 29, 2021 - ViewSonic announced the launch of a new high-definition projector TB4836. TB4836 has a 1080p high-resolution setting and 3500 lumens brightness to create a clear a...[Details]
The timer module of STM32 has very powerful functions. In addition to the ordinary timing function, it can also perform input capture and output comparison (PWM). PWM has been introduced in other art...[Details]
Accuracy Calculator (ACCU) for
data converters
Design and analysis of application circuits. It calculates the ideal DC accuracy of a data converter. The program is designed using an HP ® 50G ca...[Details]
On October 22, workers inspected the energy storage equipment area of the first phase of the 300 MW independent energy storage power station located in the Economic Development Zone of Longyao Count...[Details]
Power technology
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