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Generally speaking, DC power supplies have two working modes, CV/CC, corresponding to the two internal loops (CV control loop and CC control loop). Traditional power supplies always give high priorit...[Details]
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Apple today began offering officially refurbished models of iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max in some overseas countries. This is the first time that these models have been listed on App...[Details]
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As companies suffer from chip shortages, global chip manufacturers are stepping up their efforts to expand their production capacity. Intel CEO Pat Gelsinger said that he plans to build two chip fact...[Details]
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Load sensors (LSE for short) are sensitive devices specially used to monitor the connection and disconnection of the load at the output end of power supply equipment. Domestic manufacturers have cu...[Details]
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The designed wireless data transmission module consists of a single-chip RF transceiver chip NRF401, an AT89C52 microcontroller and a MAX3316 interface chip, and operates in the 433.92/434.33MHz fr...[Details]
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On August 10th, in the ongoing second half of Lei Jun’s 2021 annual speech tonight, Xiaomi released Xiaomi MIX 4, with a starting price of 4,999 yuan. In terms of appearance design, Xiaomi MIX 4 ad...[Details]
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There are various types of capacitors, which can be divided into ceramic capacitors, supercapacitors, and electrolytic capacitors according to the production materials. As an indispensable electron...[Details]
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New data compiled by the Association for the Advancement of Sustainability in Higher Education show that solar power installed capacity at U.S. colleges and universities has surged 450% in the past...[Details]
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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]
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After the official release of Android 12, many manufacturers have announced their mobile phone update plans. Today, vivo announced the update schedule for Funtouch OS 12 models in India, while ...[Details]
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Circuit Principle: The battery automatic charger shown in the figure uses a single transistor as the simplest window comparator. When the battery voltage is lower than the preset value, the batter...[Details]
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1 Introduction
Serial digital/analog conversion reduces the hardware connection between devices and is particularly suitable for occasions where the circuit space is small and the data acqui...[Details]
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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]
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Author: Zhang Zhian Chen Hejuan
0. Introduction At present, the common system buses on computers include ISA bus, PCI bus and VXI bus. In practical applications, PCI bus has become the mainst...[Details]
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The power factor (PF) of a generator is an indicator that measures the relationship between the generator output power and the apparent power, and its value is between 0 and 1. The power factor has...[Details]
RF/Wirelessly
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