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This article introduces a flyback constant voltage, constant current 75W LED driver with single-stage (single switch) PFC . The circuit is shown in the figure. The AC input voltage range is 208~277...[Details]
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The isp made a brief summary. Through online programming (the chip is programmed by continuously resetting the chip while the high voltage is converted), the MCU's flash, eeprom, fuse bits, encryptio...[Details]
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Introduction to the _crol_ function Cx51 User’s Guide Summary #include intrins.h unsigned char _crol_ ( unsigned char c, /* character to rotate left */ unsigned char b); /* bit p...[Details]
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In 2020, the mobile phone industry was in a downturn in the first quarter due to the impact of the epidemic. Fortunately, as the epidemic gradually became clearer, market demand increased, and the o...[Details]
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;********************************************************************
;* title: X25045
;*Realize the writing and reading of X25045 by 2051, and the setting of watchdog timeout period.
;* version...[Details]
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Filter capacitors, common-mode inductors, and magnetic beads are common in EMC design circuits and are also three powerful tools for eliminating electromagnetic interference. I believe that many en...[Details]
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By Liam Stoker of PV-Tech Translated by Selina Shi
The Rijksdienst voor Ondernemend (RvO), the national agency responsible for managing renewable energy subsidies, issued a warning to Dutch re...[Details]
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The MAX2666/MAX2668 are a family of low- noise amplifiers
(LNAs)
for use in HSPA handsets
. Three programmable LNA gain states are provided to provide sensitivity optimization super...[Details]
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Touch feedback technology for high-tech devices is ready to add value to the Greater China smartphone market
BROOKMONT, Quebec, Canada - September 7, 2021 - Capacitive touch screens ...[Details]
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This article discusses the requirements and design considerations for automotive applications, including engine control, infotainment, and body electronics. It also discusses several Maxim devices ...[Details]
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On November 2, 2023, Dalianda Holdings, a leading international semiconductor component distributor committed to the Asia-Pacific market , announced that its subsidiary Pinjia launched a BLDC freque...[Details]
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As part of Apple's 2022 new products, Mark Gurman predicts that a new MacBook Air will be released sometime in 2022. Bloomberg's Mark Gurman updated his predictions for the 2022 MacBook Air i...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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The key problem is that stm8s903k.h cannot be found So where is stm8s903k.h? Check the STVD installation path C:Program Files (x86)STMicroelectronicsst_toolsetinclude I believe you can find a l...[Details]
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Two major factors are currently influencing the future of vehicle transportation and semiconductor technology. The industry is embracing exciting new ways to power our cars with clean electricity w...[Details]