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Allegro MicroSystems launches bipolar output Power-Thru IC Expanding Isolated Gate Driver Portfolio New product adds important safety features to help protect electric vehicle powertrain systems f...[Details]
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In recent years, due to
the rapid development of
LED
technology, the main performance indicators have been greatly improved. At present,
the luminous efficiency
of LED devices
exceed...[Details]
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AC/DC and DC/DC converters are responsible for the conversion and transmission of system power. Their role in the system is equivalent to the human heart. Once a problem occurs, the system will s...[Details]
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introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incandescent bulb i...[Details]
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I. Introduction The analog power solution shown in Figure 1 is a well-known and proven technology that power electronics engineers have no trouble understanding in the time domain. The analog P...[Details]
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This article explains the effects of DC bias supplies on operational amplifiers (op amps) used in sensitive analog applications. It also covers power supply sequencing and the effects of DC suppl...[Details]
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1 Current status of on-site testing of DC power supply equipment In Article 5.3 of DL/T 724-2000 "Technical Regulations for Operation and Maintenance of Battery DC Power ...[Details]
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While energy efficiency and industry standards are the main drivers of PV inverter technology development, reliability is also an important factor.
The latest trend in modern green architect...[Details]
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This article will analyze several typical topological structures on a topic that netizens are more concerned about - inverters with unbalanced loads . Δ/Y Transformer Inverter Δ/Y transformer...[Details]
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Portable products such as laptops have strict requirements on battery size, weight and battery life. The standard battery configuration is Li+ battery. Recently, lithium polymer batteries h...[Details]
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Offline switching power supplies usually use a rectifier bridge and input filter capacitors to absorb energy from the input. The large capacitor is charged at a point close to the peak of the AC ...[Details]
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The market for microelectronic devices is growing at an unprecedented rate. After the era of discrete semiconductors, integrated circuits are now used to produce smaller and smaller portable electr...[Details]
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This paper presents a temperature intelligent monitoring instrument based on ATMET's 89C51 single-chip microcomputer. The monitoring instrument has the functions of automatically recording the thre...[Details]
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Section 1 High-frequency switching power supply circuit principle High-frequency switching power supply consists of the following parts: 1. Main circuit The whole process from AC grid in...[Details]
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4 Thermal conductivity and emissivity of heat dissipation materials 4.1 Thermal conductivity of heat dissipation materials The thermal conductivity of a material reflects the strength of the material...[Details]