[font=宋体]【Ask if you don't understand】[/font] [font=宋体]Now I want to measure the temperature of the MOS tube on the primary side of the single-ended flyback switching power supply in Figure 1 when it ...
① Throughout life, we should have a grateful heart, no matter they are parents or friends, colleagues or forum members, familiar or unfamiliar people... In the past year, in life, work or spirit, when...
See a battery switching circuit, as shown below,
1. Q1 and Q2 are NMOS tubes, Q3, Q4 and Q5 are PMOS tubes, and D1 is a diode.
2. BAT1 and BAT2 are batteries. The capacity of BAT2 is larger than that ...
Stanley I
With the rise of the lithium battery industry, the market for battery testing equipment has also become huge, and it is mainly used in the capacity division of 3C batteries and power batteri...
Telematics is still in its infancy in China, but it has been developed in Europe and the United States for nearly ten years. Although the maturity is different, the services and products developed ...[Details]
Portable medical devices are improving the care provided to millions of patients. Glucose meters, heart rate monitors, gastrographs (GI), painless implants, and many other devices are bringing...[Details]
Abstract: This paper introduces the system development of uCLinux in embedded devices for the ARM7 chip S3C4510 development board, how to build a software development platform, and exemplifies and an...[Details]
introduction
In recent years, with the rapid development of marine industry, marine environmental protection has been put on the agenda. Therefore, marine water environment monitoring has ...[Details]
We often see a 3D holographic communication technology in science fiction movies, which can project people or objects in the distance in three dimensions in the air, just like the scenes in the mov...[Details]
Design of Sine Signal Generator
1 Introduction
In order to accurately output sine wave, AM wave, FM wave, PSK and
ASK
signals, a design method for generating sine wave sig...[Details]
Jiwei.com reported on May 10 that Xiaomi's annual flagship Mi Noise Cancelling Headphones Pro was officially announced today and will be launched on May 13. Officials said that the Mi Noise Cancellin...[Details]
The STM32F103 series microcontroller has a total of 11 timers, including: 2 advanced timers 4 ordinary timers 2 basic timers 2 watchdog timers 1 system tick timer List of eight timers excluding th...[Details]
At the fifth "Huawei Asia Pacific Innovation Day" held on the morning of September 3, Xu Wenwei, director of Huawei and dean of the Strategic Research Institute, said that Huawei has obtained more th...[Details]
In order to meet the requirement of long communication distance, modern military and civilian ultra-short wave communication radio stations have large RF power output. The RF power amplifier gene...[Details]
0 Introduction
Offshore oil drilling platforms need to detect and sample the oil on the seabed. The detector used is a tubular detection device that is tens of meters long, namely the Formation ...[Details]
In the second and third quarters of 2019, the OnePlus 7 series stole the limelight. Its powerful configuration and stunning screen effects captured a large number of users. In the fourth quarter, new...[Details]
1 Introduction
my country's telemetry recording equipment has gone through two generations of products, namely, double-density tape recorders and rotary head tape recorders, which are still i...[Details]
On November 5, Huawei announced a new invention of sulfide solid electrolyte, entitled "Doped sulfide materials and their preparation methods, lithium-ion batteries."
The patent applicat...[Details]
Analog electronics
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