Power supply topology: PSR. Control mode: PSM. Switch chip: LNK3604D.Input 220VAC, output not fully loaded.1. How to determine whether the power supply is stable?2. Can the error in transformer manufa...
I would like to ask about the design/sample making of high-frequency transformers. If I provide the parameters in the figure to the manufacturer, there should be no problem in making this kind of tran...
In the global energy-saving car competition Shell Eco-Marathon, hundreds of student teams compete every year with their self-developed energy-saving cars. They do not race, but challenge to complete t...
At present, the market is mainly dominated by LED luminous characters, because every word of the lamp shell is installed with LED light source, and LED light source cannot be filled with water to make...
[i=s]This post was last edited by qwqwqw2088 on 2021-11-24 08:26[/i]1. Buck circuit:1.1 Power InductorFor most applications, an inductor of 1H to 10H is recommended with a DC current rating at least 2...
As cars become mass consumer goods and enter thousands of households, the long-term safety and reliability of vehicles, whether traditional vehicles or new energy PHEVs, has become an important indic...[Details]
(1) Full-color display screen made of imported high-quality LED core: with advantages such as large viewing angle, low power consumption, uniform color, ultra-thin screen thickness, light screen we...[Details]
In the semiconductor field, EDA software, as the most upstream and high-end industry in IC design and circuit board design, is known as the "mother of the electronics industry" in the industry. ...[Details]
FeRAM from Fujitsu Semiconductor Memory Solutions Co., Ltd., a representative brand of Kaga Fuji Electronics, is well-known for its excellent non-volatile storage performance and is the best choice...[Details]
1 Introduction In modern industry and economic life, with the development of power electronics technology, microelectronics technology, modern control theory and large-scale integrated circuits, the...[Details]
Tianyancha information shows that Baidu Online Network Technology (Beijing) Co., Ltd. recently added a number of patent information, two of which are related to blockchain technology. Image so...[Details]
Shanghai, November 27, 2023. As a highly influential global automotive industry service platform, the 18th Automechanika Shanghai (Shanghai International Automobile Parts, Maintenance, Inspection, Di...[Details]
Recently, a new report has attracted people's attention. The report ranks global automakers based on their EV efforts to date. The report looks at where current automakers are in the transition from ...[Details]
When STM32 starts by default, the three pins PB4, PB3, and PA15 are not ordinary IOs, but JTAG multiplexing functions, namely JNTRST, JTDI, and JTDO.
When we try to use the SWD interface to debug the...[Details]
1 Circuit Design For wireless charging circuit, there are three main circuits: oscillation circuit, amplifier circuit and wireless receiving circuit. Here we mainly discuss the wireless charging ...[Details]
According to Jiwei.com news on July 16, Q Technology released a positive profit forecast, saying that it expects the Group's comprehensive profit attributable to shareholders as of June 30, 2021 to i...[Details]
On the morning of April 23, the signing ceremony of the Ruipu New Energy Industrial Base Project was held in the Wenzhou People's Hall. Chen Weijun, member of the Standing Committee of the Zhejiang...[Details]
Understanding the schematic diagram - writing a driver LED Module: As can be seen from the figure, the LED anode is connected in series with a resistor (which plays a role in current limiting), con...[Details]
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