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SFP module refers to various types of optical modules available (such as SFP+, QSFP, etc.). For this type of module, how can we determine whether the SFP module is working properly? We can use Fluke ...[Details]
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On September 23, 2022, Nabtesco Corporation (Headquarters: Chiyoda-ku, Tokyo, CEO: Kazumasa Kimura) held a groundbreaking ceremony for a new plant in the Dai-ichi Miyakoda area of Hamamatsu Cit...[Details]
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When the absolute value of a signal is needed, we often use high-precision rectifier circuits as part of signal size measurement circuits in metering applications. There are countless designs for this...[Details]
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New quality productivity was written into the 2024 Chinese Government Work Report and listed as a top priority for 2024 and beyond. Gartner research shows that China's chief information officers (C...[Details]
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For the production of LED chips, the selection of substrate materials is the primary consideration. Which suitable substrate should be used needs to be selected according to the requirements of the eq...[Details]
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Breathing light principle 1. In the analog circuit, the breathing light can be realized by controlling a sinusoidal voltage. This voltage changes continuously, so it appears to the naked eye to gradu...[Details]
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The launch of Bluetooth mesh networking has paved the way for key applications of connected lighting in building automation, thanks to the added benefits of the “lighting as a platform” model. In a...[Details]
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It mainly relies on the following two key technologies:
① Optimize and strengthen the heat dissipation design (Type I, Type IIA, Type IIB), that is, use push/pull dual fans to force heat dissi...[Details]
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Recently, a plant factory in Japan began to use LED light sources with three primary colors of red, blue and green to illuminate the vegetables it grows. According to tests, the vegetables grown ...[Details]
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According to Counterpoint Research's latest smartphone component tracking report, the global semiconductor chip shortage is likely to continue to ease in the second half of 2022 as the supply-demand ...[Details]
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Today, in addition to iOS 14.5 and iPadOS 14.5 developer preview Beta 2, Apple also released the second test version of watchOS 7.4 for developers. Users can download the watchOS 7 Beta des...[Details]
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#include #pragma config JTAGEN =OFF char Led ={0x42, 0xf3, 0x86, 0xa2, 0x33, 0x2a, 0x0a, 0xf2, 0x02, 0x22, 0x40, 0xf1, 0x84, 0xa0, 0x31, 0x28, 0x08, 0xf0, 0x00, 0x20, 0x1e, 0x0e, 0x0f, 0xbf, 0x23,...[Details]
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Based on IGBT devices, this paper designs a high-power DC power supply using DC/DC power supply parallel technology. This power supply can be used as a high-power vertical displacement fast control ...[Details]
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Digi-Key Electronics, a global electronic component distributor, has announced a global distribution partnership with Anderson Power Products (APP) and expanded its product portfolio. This new pa...[Details]
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The on-state of mode C is shown in Figure 4(a): switch S1 is closed, switch S2 and diodes D1 and D2 are not conducting. In this case, the inductor currents iL and iLO increase, and i1=iL. The off-sta...[Details]