NEWS | Yanshuoda

15

2021.06

LED driver knowledge: protection function

The protection function of LED driving power supply is fault protection, which usually includes over voltage protection, over current protec...

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11

2021.06

The generation and harm of switching power supply ripple voltage

As the switching power supply is switched on and off, the current in the inductor also fluctuates around the effective value of the output c...

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09

2021.06

What is switching power supply harmonic current and harmonic harm

The problem of power conversion (rectification and inverter) resulting in power distribution system pollution, lighting control system, swit...

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07

2021.06

How to test the LED driver power supply

The quality of LED driving power supply directly affects the quality of LED lighting system, but in the LED lighting system is relatively ea...

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01

2021.06

Three kinds of common LED dimming power dimming mode analysis

LED dimming adjusts the current supplied to the LED light emitting tube to achieve the purpose of brightness adjustment. LED has strict requ...

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31

2021.05

Many factors should be considered in choosing LED switching power supply

choose the appropriate input voltage range: take AC input as an example, the commonly used input voltage specifications are AC110V, AC220V, ...

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28

2021.05

How to effectively improve the service life of LED driving power supply

We all know that the quality of the LED drive power supply will affect the service life of the LED lamp, then, what factors affect the servi...

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27

2021.05

How to ensure the safe application of LED driver power

In life, fires caused by outdoor LED screens, LED light boxes and LED lighting are not uncommon, among which the use of unqualified LED swit...

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17

2021.05

How to test the LED driver power supply?

In order to be better used in LED lighting, in the development or production stage of LED drive power, it is necessary to adopt appropriate ...

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14

2021.05

The fatal defect of LED lamps - surge voltage

Surge voltage seriously affects the service life of LED lamps, such as doing a project, hundreds of desk lamps, often for no reason damage, ...

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