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The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows: 1. Normal state In th...[Details]
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Today's
optical
effects can be explained by the principle of three primary colors. When white light passes through a prism, it is refracted into a transitional spectrum of multiple colors. ...[Details]
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Fish attracting lamps are the most important fishing aids in light-lured squid fishing, and can be divided into two categories: above-water lamps and underwater lamps. Underwater fish attracting lamp...[Details]
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In order to meet the needs of the development of large-capacity and modular charging power supplies, a charging power supply based on a series-parallel hybrid structure is proposed, which consists of...[Details]
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Mouser Electronics, Inc., the leading global distributor of electronic components and new product introductions, today announced that it has expanded its global distribution partnership with Advanced...[Details]
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When a switching power supply has a problem, how should it be repaired ? This article specifically describes the methods and steps for repairing a switching power supply and some experience ...[Details]
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The control circuit of the LED large-screen display system currently used is mostly composed of a single or multiple CPUs and complex peripheral circuits. This circuit design is relatively complex ...[Details]
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1.
Basic requirements of
driving
circuit
An ideal
IGBT
drive circuit should have the following basic performances:
(1) Strong dynamic driving capability, capable of p...[Details]
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The 3G mobile communication system TD-LTE has high spectrum utilization and asymmetric uplink and downlink transmission, and is being used more and more. Communication base stations are becoming more...[Details]
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The Applied Power Electronics Conference (APEC) is every power engineer's dream conference, where everyone in the industry attends. And the convergence of new technologies, new research and new conne...[Details]
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The electromagnetic interference generated by the switching power supply often affects the normal operation of electronic products, so the correct PCB layout of the switching power supply becomes ver...[Details]
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For engineers who design LED power supplies, electromagnetic interference should always be a key issue in the design, especially since the China National Certification and Accreditation Administratio...[Details]
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IntroductionPower supply sequencing is a necessary function for microcontrollers, FPGAs, DSPs, ADCs, and other devices that require multiple voltage rails. These applications typically req...[Details]
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Processor: Cortex-M series is more suitable for supporting ultra-long battery life
For wearable systems powered by user-replaceable batteries (such as button cells), battery life of 6-12 m...[Details]
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In the power system, DC power supply is used as relay protection, automatic devices and primary and secondary equipment operating power supply, and is a very important equipment in power plants and s...[Details]