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Power supply is an indispensable component of various electronic devices, and its performance is directly related to the technical indicators of electronic devices and whether they can work safel...[Details]
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XL5003 is a high voltage 600 V, 0.5 A switching current step-down PFM LED constant current driver monolithic IC. Based on the international universal AC line input LED constant current driver power su...[Details]
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1. Simple series voltage stabilizer
1. Principle analysis
Figure 4-1-1 is a simple series voltage regulator , T1 is the adjustment tube, D1 is the reference voltage source, R1 is the current li...[Details]
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1Testing principle
The principle circuit of this machine is shown in Figure 1. Its main measurement circuit is composed of bridge source, amplifier circuit, analog-to-digital conversion circu...[Details]
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Wireless LED display screen uses wireless communication networks such as GSM, GPRS, CDMA, 3G, etc. to realize remote, real-time and large-scale network information release of LED display screen. I...[Details]
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Infineon launches new highly integrated wireless charging transmitter IC, ideal for charging applications up to 50 W Wireless charging has become an integral part of today's battery-powered applic...[Details]
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In the fault monitoring systems in the fields of radar, sonar and industrial control, it is often necessary to collect the echo signals of radar and sonar or the fault signals in the fault m...[Details]
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1 Introduction
Lithium batteries have the advantages of high specific energy and low self-discharge, making them an ideal power source for portable electronic devices. In recent years, wit...[Details]
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Due to
the advancement of
LED
technology, LED applications are becoming more and more diversified, from early
power
indicators to
LED lighting
products with advantages s...[Details]
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The circuit working principle diagram drawn based on the actual object is shown in Figure 5. The 220V AC mains is charged to the lead-acid battery after capacitor step-down and diode rectification,...[Details]
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This design mainly realizes functions such as data acquisition, battery status calculation, balancing control, thermal management, various communications and fault diagnosis.
1 Battery Management S...[Details]
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1. Introduction
Fiber optic sensing
technology is a new type
of sensing technology
that has developed rapidly
in the 1970s along with
the development of
fiber op...[Details]
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The mesh belt infrared heating fast sintering furnace is a key equipment for producing solar cells. Its performance index is directly related to the conversion rate, yield rate and production effic...[Details]
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1. Basic principles of testing Based on standards (IEC standards and other international standards, national standards, ministerial standards), development specifications, enterprise standards,...[Details]
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In order to meet the application of a certain micro-power instrument and improve safety performance, a design scheme for an ultra-low power lithium battery management system is proposed. The scheme...[Details]
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