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BUCK circuit topology
T is a fully controlled element (GTR, GTO, MOSFET, IGBT). When T is turned on,
D is a freewheeling diode.
L and C form an LPF.
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Basic Working Principle of Flyback Transformer Figure 1 (a) is the working principle diagram of the flyback transformer, in which the conduction and cutoff of the switch tube VT1 cause the primary w...[Details]
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Method 1: Using frequency domain analysis FFT analysis can provide a deeper analysis of the signal, as shown in Figures 5 and 6. On top of the broad "white" noise, there are two more peaks, 49.5MHz a...[Details]
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According to foreign media reports, since the outbreak of the new coronavirus pandemic, global demand for personal computers (PCs) has surged in the first quarter of 2020, but market research firm Ca...[Details]
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1 Introduction 1.1 Introduction to Temperature Alarm Temperature alarm is an electronic product that uses DS18B20 to collect ambient temperature and a single-chip microcomputer to process data to a...[Details]
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On September 17, the 2020 23rd China Integrated Circuit Manufacturing Annual Conference and Guangdong Integrated Circuit Industry Development Forum was held in Guangzhou. Dr. Yin Zhiyao, Chairman and...[Details]
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Electric vehicles are developing at a good pace, and the debate over the route of ternary lithium and lithium iron phosphate has never stopped. Names such as blade batteries and magazine batteries al...[Details]
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A brief introduction to HMI Human-computer interface refers to the interface of input/output devices that establish connection and exchange information between people and computers. These devices i...[Details]
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1Written in front The previous article " EWSTM8 Series Tutorial 06_Project Node Option Configuration (I) " describes the contents of the first five items in the node options (Target, Static Analysis...[Details]
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JCXZ jumps if CX is 0 Command format: JCXZ label Instruction function: If the CX register is 0, it will escape to the address specified by the label in the instruction. Otherwise, it will be executed...[Details]
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According to the announcement of the review results of the 23rd meeting of the Mergers and Acquisitions Committee of the China Securities Regulatory Commission in 2020, Jiangfeng Electronics' issuanc...[Details]
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This article preliminarily introduces the configuration method and debugging process of PCM1770, hoping to serve as a reference for future research. PCM1770 is a 24-bit DAC that supports I2S signal i...[Details]
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1. Measurement Polarity and tube type determination The red pen is connected to S and the black pen is connected to D. The value is (300-800) for N channel The red pen is connected to D and th...[Details]
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After the Z3 modular phone in 2018, Motorola has not built a flagship phone with Snapdragon 8 series chips. This gap may be filled by the new Moto Edge+ series. Well-known whistleblower evlea...[Details]
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Function of the circuit
The current transformer CT is an AC current voltage converter, and the secondary can obtain an AC voltage proportional to the input current. This circuit...[Details]
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