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Xi'an Power Electronics Technology Research Institute Zhang Dawei Hu Jianbin Abstract: This paper expounds the defects in the current design of the electrical connection scheme of the electrochemic...[Details]
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EMI radiation generated during dimming and its treatment
The EMI radiation of the SW pin output signal is a problem that mobile phone designers pay more attention to. However, they often find ...[Details]
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Digital multimeter to detect the circuit of bidirectional thyristor The figure below is a schematic diagram of the test using a digital multimeter. Set it to the NPN position, first open the G pol...[Details]
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Recently, Volvo Cars said that it will launch a joint research project called CED (Continuous Electric Drive) and start converting a Volvo C30 electric car for inductive charging. It is reported ...[Details]
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In this power supply design tip, we will continue to discuss the issue of common-mode current. As mentioned earlier, we can use a frame capacitor to return the common-mode current to the power supply...[Details]
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As a new technology, what is LED TV? Many consumers are still not familiar with it. Xu Chunqing, a trainer of the marketing department of Samsung (China) Investment Company Guangzhou Branch, told r...[Details]
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Recently I learned about the 8-bit microcontroller Mega8, which has the following features: a higher clock frequency than the 51 series microcontroller (16 MHz), and multiple working modes, including ...[Details]
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This is a very simple three transistor audio amplifier circuit which can provide 250mW to an 8Ohm speaker. Complementary transistors BC337 and BC227 (Q3 and Q2) are used as output pair. Transistor ...[Details]
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As designers of portable multimedia systems push battery life to its limits, they are spending more time than ever before poring over power consumption data from different silicon vendors. Tit-for-...[Details]
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The output resistance of the basic amplifier circuit is a dynamic parameter, and the commonly used calculation method is the "pressure-to-current method". Among the several dynamic parameters of the a...[Details]
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Paper signs have become history, and the era of automobile electronic identification is coming; this automobile electronic identification system is RFID. The popularity of RFID is in line with the tr...[Details]
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Continuing from last week’s article, in some tests we need two drive signals with inconsistent timing to control a switch tube, such as MOSFET or IGBT, and in some tests the interval between the two ...[Details]
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On November 16, according to media reports, Wang Peng, deputy director of the Information and Communications Administration of the Ministry of Industry and Information Technology, said that in r...[Details]
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Ferrari LaFerrari, for those who like Ferrari, LaFerrari should be familiar with it. It is one of Ferrari's flagships. When the hardtop version (Berlinetta) was launched, it triggered a buying storm....[Details]
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How to build a smart driving software vehicle (SDV) architecture?
The autonomous driving intelligent platform can be roughly divided into four parts from bottom to top: hardware platform, syst...[Details]
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