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When choosing LED lamps, people undoubtedly consider that they are more energy-saving, environmentally friendly, and flicker-free. However, LED lamps will also wear out after long-term use, and some ...[Details]
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It is very easy to change the brightness of LED by adjusting the forward current. The first thing that comes to mind is to change its driving current, because the brightness of LED is almost direct...[Details]
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In a switching power supply , the switch-off and switch-on time of the switch tube affects the working efficiency of the switching power supply, and some parameters of the MOS tube play a decisive ...[Details]
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TinySwitch II series products can be widely used in low-power, low-cost, high-efficiency switching power supplies below 23W. For example, miniaturized switching power supply modules in IC card paym...[Details]
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1. Introduction
IGBT and its derivative devices, such as IGCT, are hybrid semiconductor power devices that integrate MOS and bipolar. Therefore, the failure modes of IGBT include both the failu...[Details]
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The circuit shown in Figure 1 is a 10MHz to 6GHz broadband active mixer with an integrated interface for direct connection to a synthesizer-based low phase noise local oscillator (LO). This circu...[Details]
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As an instrument that generates various electronic signals, the signal source can also be called a signal generator. Because all electronic information equipment outputs signals under the action of t...[Details]
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Choosing the best operating frequency for your power supply is a complex trade-off involving size, efficiency, and cost. Generally speaking, low-frequency designs tend to be the most efficient, but t...[Details]
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1 Structure, Features and Functions of FAN7387 1. 1 Basic structure and pin functions of FAN7387 FAN7387 is available in 8-pin SOP and DIP packages with an operating temperature range of -40 to...[Details]
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Infrared spectroscopy is closely related to the structure of molecules and is an effective means of studying and characterizing molecular structures. Compared with other methods, infrared spectro...[Details]
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Car Charger Solution Introduction
Conventionally used for car battery (12V for cars, 24V for trucks) powered on-board chargers, widely used in the field of lithium battery charging for vari...[Details]
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Abstract: This paper introduces the design principle, basic structure and working process of a real-time digital control AGC circuit with a large dynamic range. A specific implementation method of ...[Details]
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introduction
As harmonic reduction standards become more widely adopted, more power supply designs incorporate power factor correction (PFC) functionality. Designers face the daunting task...[Details]
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In current practical applications,
the problems of
high-power LEDs
are mainly manifested in the following aspects:
1. Lack of knowledge
on ensuring
LED
working condi...[Details]
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summary
The fifth article in this series explains the importance of auxiliary power in the Analog Devices Battery Backup Unit (BBU) reference design. Auxiliary power consists of a ...[Details]
Analog electronics
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