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The life of a mobile phone battery is limited, so sometimes the phone is still good, but the battery is already very worn out. At this time, buying a new mobile phone battery becomes a necessity. A...[Details]
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0 Introduction
Reference
voltage
sources are widely used
in
power
regulators, A/D and D/A converters, data acquisition systems, and various measurement devices. In recent...[Details]
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Qorvo® launches industry’s first 20-battery pack smart battery management single-chip solution Beijing, China, March 8, 2023 - Qorvo®, the world's leading provider of connectivity and power solutio...[Details]
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A typical voltage-to-frequency converter is also called a VCO (voltage controlled oscillator), where the input voltage of the IC has a simple regulation characteristic for the output frequency. It ha...[Details]
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Resistor packaging
Commonly used resistor PCB packages are: RES1, RES2, RES3, RES4; the package attributes are axial series
Resistor: AXIAL0.3-AXIAL0.7 0.4-0.7 refers to the length of the resisto...[Details]
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1. System Overview The elevator industry is a special industry. The country has detailed national standards for the design, manufacture, installation and use of elevators. The main parts of the ...[Details]
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Most lamps and light sources today use standard A19 bulbs, and now
LED
versions of these lamps are available, albeit at a high price. For example,
an LED bulb that is equivalent to a 40W...[Details]
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The arrangement of the LEDs and the specifications of the LED light source determine the basic driver requirements. The main function of an LED driver is to limit the current flowing through the LE...[Details]
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As a new generation of display devices, OLED (Organic LED) display screens have been widely used in low-power devices such as MP3, mobile phones, and digital cameras as the production process beco...[Details]
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When developing the switch transformer, we could not buy a winding machine for small transformers, so we made a simple small winding machine and wire roller using wood, 8# iron wire, Φ3 long screws...[Details]
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1. The viewing angle of the entire screen of the 3-in-1 LED display is larger than that of the 3-in-1 LED display, and the surface of the 3-in-1 LED display can be treated with diffuse l...[Details]
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Basic principles of harmonic phenomena
Harmonic currents and voltages are generated by non-linear loads connected to the power distribution system. Harmonic distortion is a type of ...[Details]
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1 Energy saving and consumption reduction is one of the important indicators for assessing the level of data center room construction
In recent years, with the sharp increase in energy consump...[Details]
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Detailed graphic analysis of white light LEDs, how to improve the packaging method of white light LEDs, etc.
In order to obtain sufficient white light LED beams, large-size LED chips were deve...[Details]
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EcoSiC™ products produced by ROHM, a world-renowned semiconductor manufacturer, SiC MOSFET and SiC Schottky barrier diode (hereinafter referred to as "SBD"), are adopted by the "HFA/HCA series" 3.5...[Details]
Analog electronics
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