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Abstract: A3936 is a DMOS three-phase PWM motor driver produced by Allegro Corporation of the United States. This paper introduces the main features, pin functions and working principle of A3936 in...[Details]
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According to Korean media reports, Samsung Electronics recently adjusted the organizational structure of its DS (system products) department and established a new test and packaging (TP) center. The ...[Details]
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Amplifiers are one of the most versatile building blocks in today’s RF/IF signal chains. Amplifiers are widely used in designs to address signal losses caused by passive devices or components. RF a...[Details]
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Abstract: This paper introduces the structure, principle and usage of a special chip that can automatically generate three-phase sinusoidal pulse width modulation waveforms. It can be widely used i...[Details]
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The author has seen in "Radio and Television" many times that the high-performance operational amplifier LM4562 and the power amplifier driver integrated circuit LM4702 launched by National Semico...[Details]
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1.1 Obtain the Linux kernel source code There are many ways to obtain the Linux kernel source code. If your Linux platform can access the Internet, you can directly enter the following command on t...[Details]
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Digital multimeters are widely used in technical fields such as national defense, scientific research, factories, schools, measurement and testing, etc. due to their high accuracy, wide measurement r...[Details]
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A user in a certain area installed a frequency converter, and the user reported that the heating effect was poor. After eliminating the reasons related to usage: such as confirming that the mode, a...[Details]
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The overall block diagram of the circuit is shown in Figure 1. In order to reduce the harmonics of the input current and improve the input power factor (PF), the circuit uses a power factor correction...[Details]
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On the evening of July 8, Unigroup Guoxin issued an announcement on the termination of the issuance of shares to purchase assets and related transactions. The board of directors of Unigroup Guoxin de...[Details]
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According to a research report released by IDC, China's robot market continues to grow rapidly, with a compound annual growth rate (CAGR) of 26.9% from 2017 to 2022. In 2022, the scale of China's rob...[Details]
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As 5G network construction continues to deepen, vertical industry applications are developing in a deeper direction. The underlying layers of all applications are inseparable from terminal position...[Details]
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Using 3DD25 transistor to make photosensitive tube
Electronic enthusiasts often use phototransistors, or photosensitive tubes for short, when making photoelectric controllers or devices....[Details]
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During the 2019 Spring Festival, The Wandering Earth once again sparked the enthusiasm of Chinese audiences for "movie consumption". The stunning CG images of the sci-fi masterpiece made the concept ...[Details]
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On November 3, the reporter learned from Panzhihua Urban Construction and Transportation (Group) Co., Ltd. that Panxi Financial Leasing (Shanghai) Co., Ltd. (hereinafter referred to as Rongzuo Company...[Details]
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