To power a TLC555, use TL431 to make a small power supply. The schematic diagram comes from the TL431 chip manual.
How to calculate the output current of this power supply...
The blue box on the left of the picture below is a complete DC boost circuit, so what is the function of adding the red box circuit on the right? Please help me answer this question. Thank you!
LT317:...
Everyone has three kinds of freedom:the freedom to let gothe freedom to keepthe freedom to choose.People have the freedom to gain and the freedom to let go....
introduction Data acquisition technology is a popular and practical electronic technology. It is widely used in signal detection, signal processing, instrumentation and other fields. In recent years,...[Details]
Renesas Electronics Announces Collaboration with AMD to Demonstrate Complete RF and Digital Front-End Design for 5G Active Antenna Systems
The new RF front end includes RF switches a...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The new products include the new generation of household storage integrated machine HiEnergy series, split machine WISDOM series
Foshan, March 9, 2023 /PRNewswire/ -- On March 8, 2023, the P...[Details]
Qichacha shows that on May 19, the legal representative of TCL Industrial Holdings Co., Ltd. was changed from "Li Dongsheng" to "Wang Cheng". Image source: Qichacha The company was established in 2...[Details]
When Apple iPod was first launched, the copywriting of “1,000 songs in your pocket” is still impressive. However, the iPod product line, which was launched on October 23, 2001, has come to th...[Details]
According to foreign media reports, recently, in an article published in the journal ACS Applied Energy Materials, researchers from the Korea Advanced Institute of Science and Technology and other in...[Details]
In addition to measuring basic parameters such as voltage, current, resistance, capacitance and transistor, digital multimeter can also be used flexibly to further expand its functions and achieve th...[Details]
Momenta and Qualcomm jointly release new smart driving solutions for advanced driver assistance and autonomous driving functions based on the latest generation Snapdragon Ride platform
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I made a simple project. The circuit board is powered by batteries and needs low power consumption when in standby mode. However, there are only 4 buttons on the external interface, which means that ...[Details]
Shenzhen Dingyang Technology Co., Ltd. (referred to as "Dingyang Technology", stock code: "688112") was listed on the Science and Technology Innovation Board today. Dingyang Technology issued 26.667...[Details]
What should you do when your phone is running low on power and you don’t have a power bank or data cable with you when you are out? Shared power banks can help you out of the rush. There are m...[Details]
In recent years, due to the combined impact of multiple factors such as anti-globalization, the rise of trade protectionism, and the COVID-19 pandemic, the safe and stable operation of the global i...[Details]
"The picture quality is amazing", "The REGZA engine is really good", "The sound is better than expected", "The screen and frame are very thin", "No dissatisfaction, very satisfied"... In the Japanese...[Details]
Recently, a scientific and technological achievement of Jiayuan Technology - "Research and Industrialization of Production Technology of High-Performance Ultra-Thin Electrolytic Copper Foil for Fas...[Details]