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172021-06
Suppression and harm of harmonic generation in switching power supply

Harmonic: refers to the current contained in the frequency of integer multiple of the fundamenta...More

162021-06
Switching power supply ripple and noise generation

because the switch tube works in the high frequency switching state, the output ripple and noise...More

112021-06
how to check my LED power supply

In the process of using the LED driving power supply, the customer found that the power supply c...More

292021-05
How to test the LED driver power with a multimeter

When you are not sure whether the LED drive power is broken or the LED light is broken, at this ...More

252021-05
How does the LED dimming work?

LED market and technology development As a light source, dimming is important;It is not only to...More

252021-05
What is the power factor?What is the importance of the power factor?

Power factor refers to the ratio of the active power of the AC circuit to the apparent power. U...More

202021-05
The importance of high power factor in LED driver power supply

Power factor refers to the ratio of the active power of the AC circuit to the apparent power. U...More

202021-05
How to dimmer an LED with an adjustable resistor

What is adjustable resistance? An adjustable resistor is a resistor with two terminals whose re...More

192021-05
How does a Dali dimming work?

Dali is an international open specification lighting control communication protocol.Mainly used ...More