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1. Overview:
In Part 4, we get that the modulation ratio of SPWM is 1 under ideal conditions, and the DC voltage utilization is 0.866, or 86.6%. The voltage utilization is not high, and 13.4% ...[Details]
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Figure 1 (a) shows the schematic diagram of the Bcost PFC circuit using average current control. Average current control was originally used to form a current loop (inner loop) in a switching power...[Details]
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Recently, the Hainan Provincial Department of Housing and Urban-Rural Development, the Hainan Provincial Development and Reform Commission, the Hainan Provincial Department of Industry and Informat...[Details]
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Nowadays, more and more portable electronic products, home audio and video systems, and car audio systems use Class D amplifiers, which have the characteristics of power saving, high output power, ...[Details]
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The aromatherapy beauty steam bath room should have the following functions: (1) shower function, including overhead spray and side spray; (2) surfing tub bath; (3) foot massage; (4) aromatherapy b...[Details]
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TTI Electronics announces appointment of Vice President of Supplier Marketing (Connectors and Electromechanical Components) and Marketing Communications for Asia Pacific October 2021 - TTI, Inc., a...[Details]
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On August 18, Zhihuijun, who joined Huawei as a "genius boy", announced his resignation at the end of last year to start his own business, Zhiyuan Robotics. More than half a year later, he brought ...[Details]
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Sony's new name is officially launched! Recently, the Japanese Sony Corporation's website officially announced that the original company name Sony Corporation will be officially changed to "S...[Details]
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The dual-trace oscilloscope consists of an electron gun, a Y deflection plate, an X deflection plate, and a fluorescent screen. The two voltage signals YCH1 and YCH2 to be measured are periodically a...[Details]
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My job is to lead the trial production of new products. In actual work, trial production often fails due to the design "negligence" of RD personnel. This negligence should be put in quotation marks be...[Details]
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This is a car circuit controlled by a 2.4 wireless module. The actual measurement shows that there is no delay within 10 meters. The circuit schematic is as follows: The microcontroller source pr...[Details]
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Key scanning function, supports long press and short press of keys. The difference between long press and short press can be put into the 10ms timing, and the number of judgments can be set according ...[Details]
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Recently, Cao Feng from Harbin Institute of Technology Shenzhen Campus and his collaborators developed a small, flexible wearable device that can convert heat from human skin into electrical energy. ...[Details]
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High voltage power supply control circuit schematic diagram
High voltage power supply control circuit schematic diagram
The control circuit of the power supply is shown in the figure. As...[Details]
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According to foreign media reports, someone successfully used 99 smartphones to create a virtual traffic jam to trick Google Maps. The user named Simon Wechkert loaded 99 smartphones onto a cart and ...[Details]
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