Today I played with the UC3843 floating buck, replacing the LM5116. The efficiency of 36V to 12V is 93%, and the efficiency of 48V to 12V is 91.5%. It has Schottky freewheeling and no optocoupler.
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[b][size=5]The experimental goal of this section is to achieve the key trigger interrupt terminal display key release or press [/size][/b] [b][size=5]Experimental platform Sinlinx A33 development boar...
[b][url=https://e2echina.ti.com/blogs_/b/power_house/archive/2018/04/13/ti-2018][font=微软雅黑][size=4]TI participated in the 2018 Shanghai Automotive Lighting Exhibition[/size][/font][/url][/b][font=微软雅黑...
[font=微软雅黑][/font] [font=微软雅黑] [/font] [font=微软雅黑][/font] [font=微软雅黑] [/font] [font=微软雅黑] On April 9, Xiaomi held its 9th anniversary employee celebration in Beijing. Lei Jun mentioned in his speech t...
Communication between processes includes pipes (unnamed and named), message queues, shared memory, semaphores, signals, and sockets. Resource protection mechanisms between threads include: unnamed sem...
For hybrid electric vehicles (HEV) and electric vehicles (EV), lithium-ion batteries offer the best balance between power, energy density, efficiency and environmental impact. But at the same time,...[Details]
Particle counter is an instrument used to measure the number and size distribution of particles per unit volume of air in a clean environment. Particle counter is widely used in medicine, electronics...[Details]
1 Introduction
Nowadays, people not only require comfortable, healthy, reliable and convenient working and living environments, but also attach more importance to safety, and use security systems...[Details]
A simple example of using DMA
Example: The following is a simple driver that uses DMA for transmission. It is a hypothetical device and only lists the DMA-related parts to illustrate how to us...[Details]
The first circuit principle: The AC220V voltage is half-wave rectified by D3 and filtered by C1 to obtain a voltage of about +300V. One path is added to the switch tube Q2 c pole through the pri...[Details]
Data Page 1 is one of the main data pages broadcast by ANT+ bike lights. All ANT+ bike lights should send this page at the beginning of a data page rotation and immediately after a state change (e.g....[Details]
I believe that the global photovoltaic industry has focused its attention on the Shanghai SNEC exhibition in recent days.
In the past few days, various grand occasions have continued to ig...[Details]
In 2018, the scale of Chengdu's electronic information industry reached 736.6 billion yuan. To further achieve the trillion-yuan goal, Chengdu has made clear the path: with innovation as the core, ar...[Details]
The shortage of automotive chips has become a problem that needs to be solved urgently. With the development of the semiconductor industry and the increase in demand for smart cars, a stable supply...[Details]
Transplant the official STM32 virtual serial port program, serial port communication dead while(USART_GetFlagStatus(USART1, USART_FLAG_TXE) == RESET); The simulation found that the USART1 clock...[Details]
On April 25, the "2020 Qinhuai New Infrastructure, New Industry and Internet of Things Industry Ecosystem Cloud Recommendation Conference" was held. At the meeting, Qinhuai District officially releas...[Details]
introduction In the field of electronic technology, oscilloscopes are widely used. They can be used to easily and intuitively observe the entire signal and measure basic parameters such as the amplit...[Details]
1. Check the transformer for any obvious abnormalities by observing its appearance, such as whether the coil lead is broken or desoldering, whether the insulating material has burnt marks, whethe...[Details]
Power technology
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