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On November 12, Zhou Zixue, Chairman of SMIC, said at the performance meeting that the current international situation is becoming increasingly complex, and the company operates legally and in compli...[Details]

Quasi-resonant conversion is a mature technology widely used in power supply design for consumer products. The new Green Power series controllers achieve ultra-low standby power consumption as low as...[Details]

According to Taiwan media Juheng.com, Wall Street analysts pointed out that after the United States expands its ban on Huawei, Qualcomm may sell mobile phone chips to Huawei next year and benefit fro...[Details]

STMicroelectronics ' newly launched L9908 highly integrated automotive-grade three-phase gate driver unit ( GDU ) supports 12V, 24V or 48V automotive power systems, has flexible input and output chan...[Details]

Preface I wrote an article before that gave a rough description of the execution process of the __main function. I have a general understanding of the process of a STM32 development board with a pro...[Details]

For each electrical parameter, the frequency range over which its value is valid must be considered. The series resistance of a transmission line is no exception. Like the other parameter...[Details]

When building an ARM project in Keil (I use realview mdk3.11) One of them is to select use MicroLIB Since I am not very familiar with KEIL, I checked it and got the following information: mi...[Details]

    The biggest obstacle to the promotion of hydrogen fuel cell vehicles is the high price and rare production of platinum. This expensive metal is particularly important for the redox reaction ...[Details]

      The new Honor 20S will be officially released in Wuhan. As "Honor's most powerful selfie phone", Honor has just announced its biggest highlight: a 48-megapixel ultra-wide-angle triple camera. 　...[Details]

Voltage Amplification vs. Current Amplification To make a voltage amplifier stage, a circuit with voltage gain with common emitter or common base and source ground or gate ground can usual...[Details]

1. Background:  LPC1768 is used for CAN transmission and reception. Here we summarize and record the transmission and reception of CAN controller using LPC1769, so that you can quickly get started ...[Details]

If a landline telephone is installed, the 50V DC voltage fed by the telephone line can be used to measure the voltage regulation value of the Zener diode below 40V.  the way is;  1. Use a multimeter ...[Details]

Lenovo recently launched a new pair of true wireless earphones with the ThinkBook brand in the Chinese market, called ThinkBook Pods Pro. Targeted at corporate customers, this headset has a unique de...[Details]

The latest report from market research firm Counterpoint shows that smartphone shipments in Germany fell 27% year-on-year and 15% month-on-month in the second quarter of 2020. In response to the COVI...[Details]

As electrical demands grow, automobiles require regional modules to meet a wide range of power needs. High-side switches enable design flexibility and enable space- and weight-saving solutions by r...[Details]