As one of the most mature power supplies on the market, low-power flyback power supplies occupy a considerable proportion in the power electronics industry. At present, there are many articles introdu...
Every day, designers come up with cool and cool concept computers. However, so many concepts cannot stop designers from being creative. Designer Hiromi Kiriki has envisioned the next generation of con...
Recently, Qorvo gave the following five points :
- Spectrum options: mmWave or sub-6 GHz
- Using antenna arrays to achieve faster data rates
- Full digital or hybrid beamforming
- Power amplifier (PA)...
Compared with 4011, it is cheaper and has been verified to be usable. You can change the delay time and capacitor parameters. Do not change it too much or it will be unstable. [b][color=#5E7384]This c...
I now need to do a built-in self-test for the product (both hardware and software are tested). I have an idea of how to do the self-test of the software part, but I don't understand the self-test of t...
The input voltage of this circuit is 24~240V. The literature says that Q1 R1 D2 D4 D5 D1 constitutes a constant current source circuit. Doesn't VOUT change with the input voltage? How does this consta...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]