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Low voltage drop, high efficiency, voltage-regulated adjustable power supply circuit
The circuit is shown in the figure below. It uses a voltage doubler rectifier circuit to provide the operating v...[Details]
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At present, the new generation of information technology represented by artificial intelligence, quantum technology, mobile communications, blockchain, edge computing, and the Internet of Things is...[Details]
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While watching a video last week of my friend Dave Jones disassembling an old Fluke 91 ScopeMeter DSO (digital sampling oscilloscope), it occurred to me that this 20-year-old piece of test equipment ...[Details]
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0 Introduction
One of the most important functions of radar is to track and measure the distance of the target. Firstly, the basic principle of radar ranging tracking is explained, and a new...[Details]
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Apple’s “5V and 1A” charging head, which has remained unchanged for many years, is finally saying goodbye. Recently, Tianfeng International analyst Ming-Chi Kuo released a latest research report po...[Details]
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How to use printf to display information on the serial port? There are two ways. Because in keil C51, the printf function calls putchar to transfer data, and putchar should first determine whether TI...[Details]
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According to MEMS Consulting, the next generation of high-resolution smart radar sensors is essential to achieve L4 and L5 autonomous driving. Of course, cameras and LiDAR play an important role in...[Details]
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The digital tube has 7 segments of light-emitting diodes to form a "day", dp is a decimal point; it is divided into two cases: common cathode (left picture) and common anode (right picture). Because...[Details]
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In the application process of modern portable devices, it is often necessary to display some pictures in the system. Among various picture formats, BMP is the most representative one.
BMP is an imag...[Details]
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introduction The Fast Fourier Transform (FFT) and various other math functions of an oscilloscope have proven to be extremely important in bringing digital and RF designs to market. For example, an o...[Details]
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According to incomplete statistics, there were 24 new and planned power battery projects in the first half of 2019, with an investment of over 190 billion yuan and a production capacity of over 340 G...[Details]
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According to Jiwei.com, on October 27, Huayang Group released its 2021 third quarter report, stating that the company achieved revenue of 1.08 billion yuan in the quarter, a year-on-year increase of ...[Details]
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Making charging stations as numerous and easy to find as gas stations will become a reality in Zhejiang Province. On May 30, State Grid Zhejiang Electric Power Co., Ltd. and Sinopec Sales Co., Ltd....[Details]
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It is difficult to resume work amid the epidemic. With the nationwide resumption of work kicked off on Monday this week, semiconductor and industry chain manufacturers began to resume work and produc...[Details]
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The low power consumption characteristics of a large number of CMOS devices in portable instruments enable ordinary batteries to provide sufficient power for the system. Therefore, using a sin...[Details]
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