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introduction A/D converters are often used in the design of intelligent instruments. Among the commonly used A/D converters, 7135 is the most widely used. It has 41/2-bit A/D conversion accuracy, str...[Details]
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introduce When the battery meets the minimum power supply state of the MCU, the RTC is always in working state regardless of whether the MCU is in running, low power or restart state. The main fea...[Details]
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SMA Solar Technology, a major PV inverter maker, has cut its full-year revenue and profit guidance due to a collapse in product prices caused by a sluggish Chinese market and delays in PV plant dev...[Details]
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Bloomberg's Mark Gurman said today in his "Power On" newsletter that Apple's first event of 2022 could take place in March or April. Gurman said a new iPhone SE with 5G support and a faster chip coul...[Details]
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What problems will occur if the inverter brake resistor is broken?
If the inverter braking resistor is broken, the following problems may occur:
The motor braking time becomes longer: The...[Details]
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Two types of applications present design and test challenges, even though they don’t require the highest bandwidth, data rates and memory depths. According to Greg Peters, vice president and genera...[Details]
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We know that the Cortex-M3 platform STM32 launched by ST has two Flash areas inside. One is System Flash, which is an area reserved by ST for storing IAP code. This area is not open to users and only ...[Details]
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Heart stents are not only needed for the elderly. Many young children with congenital heart disease can also benefit significantly from the implantation of stents and catheters. However, children wil...[Details]
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The reporter learned from Junpu Intelligent (stock code: 688306), a company listed on the Science and Technology Innovation Board, that the company reached a brake-by-wire project order of over 100 m...[Details]
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A chip (also called an integrated circuit) is a small silicon wafer containing an integrated circuit. In electronics, it is a way to miniaturize circuits (mainly semiconductor devices, but also pas...[Details]
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The fierce competition in the automotive market requires designers to shorten the product development cycle. In the design and development of traditional automotive electronic controllers, the over...[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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移相控制的全桥PWM变换器是最常用的中大功率DC/DC变换电路拓扑形式之一。移相PWM控制方式利用开关管的结电容和高频变压器的漏电感或原边串联电感作为谐振元件,使开关管能进行零电压开通和关断,从而有效地降低了电路的开关损耗和开关噪声,减少了器件开关过程中产生的电磁干扰,为变换器提高开关频率、提高效率、减小尺寸及减轻质量提供了良好的条件。然而,传统的移相全桥变换器的输出整流二极管存在反向恢复过...[Details]
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The rotary engine is Mazda's most proud product, but due to some inherent deficiencies, the rotary engine is not practical. Therefore, in the competition of the new energy wave, Mazda has begun to tr...[Details]
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When testing hardware circuits, we often encounter problems that are easy to ignore and difficult to detect. However, we must face up to the existence of these problems and find ways to reduce or el...[Details]