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Circuit Schematic Figure Circuit Schematic The circuit schematic is shown in the figure. In the figure, L1, VD2, VD3, switch tube S1 and energy storage capacitor C1 form a boost converter work...[Details]

Yesterday, not only did Qualcomm launch the latest Snapdragon 870 flagship chip, but MediaTek also speculated on the previously exposed Dimensity 1200 flagship processor. Subsequently, several domest...[Details]

Since 1990 , satellite communications and other services have developed rapidly, and the threat of intentional or unintentional interference in the ground space to the system has also increas...[Details]

According to the requirements of battery graded constant current charging, this paper presents a design of a new type of battery constant current charging power supply based on DSP and variable par...[Details]

In recent years, the development of automotive batteries has become a focus of attention. Compared with other rechargeable batteries, lithium-ion batteries have the advantages of high specific ene...[Details]

Sinusoidal signal is one of the very important signals in electronic circuit design. In many electronic devices and systems, sinusoidal signals are required as input sources. The design of sine signa...[Details]

Recently at the Frankfurt Motor Show in Germany, CATL demonstrated its new power battery technology. Its fast charging technology can shorten the charging time of the current charging technology by h...[Details]

On March 29, the Global Energy Interconnection Development Cooperation Organization, an international think tank energy organization initiated by State Grid Corporation of China and joined by relev...[Details]

I have also been working on LED tubes for more than half a year. After many tests, taking T8 as an example, I think that the input power of 156 lamps for 0.6M lamps is 9W. The actual load is a...[Details]

Jiwei.com reported that according to businesskorea, South Korea’s semiconductor fabless alliance composed of semiconductor demand companies and supply companies has been established. The alliance's g...[Details]

   Abstract: This paper introduces a voice processing card that uses a TMS320C542 to achieve 4-channel telephone compression. The processing card hardware structure, RPE-LTP algorithm and DSP impleme...[Details]

Test packaged devices using test fixtures Keithley's Model 8010 high-power device test fixture, together with the Model 2651A and 2657A high-power system digital source meters, completes the power se...[Details]

Apple announced in a press release that it will launch an updated "Find My" app that allows third-party products to find features through the private and secure Apple "Find My" network, which is comp...[Details]

    #include reg52.h #define uchar unsigned char  #define uint unsigned int    sbit rs=P2^4; sbit rw=P2^5; sbit e=P2^6; sbit adcs=P3^5; sbit adrd=P3^0; sbit adwr=P3^3; sbit P23=P2^3;   float tabl...[Details]

On October 15, Zhang Huamin, chief researcher of Dalian Institute of Chemical Physics, Chinese Academy of Sciences, and Ma Xiangkun, professor of Dalian Maritime University, visited the company and...[Details]