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As terminal applications in the wireless, computing, consumer, industrial, and medical markets continue to move toward portable devices, technical issues related to lithium battery charging have long ...[Details]
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1. System structure diagram Figure 1 System structure diagram 1.1 Signal conditioning circuit The functions that the signal conditioning circuit needs to complete are: program-controlled amplifi...[Details]
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In recent days, the Haichen Energy Storage Chongqing Manufacturing Base in Tongliang District, Chongqing has been busy, and workers are rushing to complete a batch of energy storage battery orders. Ye...[Details]
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Jiwei.com reported, "In terms of innovation, there is a big gap between domestic mobile phone brand manufacturers and Huawei." Regarding the current situation of the entire mobile phone market, a se...[Details]
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In the golden autumn harvest season, at the site of the 20MW annual vanadium liquid flow battery project in Chaoyang Kazuo Economic Development Zone, construction workers were busy paving the factory ...[Details]
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1 Main features of Da Vinci technology
The Da Vinci platform is a typical embedded multi-processing (ARM, DSP, VICP, video front-end and back-end, etc.) environment based on shared storage. Th...[Details]
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The new MOSFETs will target multiple markets, including DC-DC, offline AC-DC, motor control, uninterruptible power supply (UPS), solar inverter, welding, steel cutting, switched-mode power supply (...[Details]
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The news that "Huawei chargers failed random inspections" has been circulating for a long time, but the incident took a turn yesterday. Huawei responded that the store under random inspection h...[Details]
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Today, Xiaomi announced some parameters of the Xiaomi Mi 12 series screen. Officials said that the phone screen has obtained the DisplayMate A+ grade and is also the first phone to obtain 15 new scre...[Details]
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1. The composition principle, exchange method and scope of application of data communication
1. The composition principle of data communication
DTE is a data terminal. There are two types of dat...[Details]
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Silicon power devices in regulators and DC-DC power supplies will soon be replaced by GaN FETs. Compared to silicon MOSFETs, they switch much faster and have lower RDS(on). This will enhance the powe...[Details]
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Today we are making an ultrasonic distance measurement module, using SONY's CX20106A to process the received signal, which requires a standard 40KHz square wave. We plan to use the PIC's built-in PWM...[Details]
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The Ministry of Industry and Information Technology has issued 5G commercial licenses to China Telecom, China Mobile, China Unicom, and China Broadcasting Corporation. The industry has said that the ...[Details]
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For beginners, why can't they control the output when using PB3 and PB4?
The following is an analysis and explanation of this issue.
First, after the STM32F10x series MCU is reset, PA13/14/15 & PB3...[Details]
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The advantage of the three-level PWM rectifier circuit is that the voltage borne by each main switch device when it is turned off is only half of the DC side voltage. Therefore, this circuit is parti...[Details]