Industry Information

Update April 28, 2023

How to design debug switch power supply?

Linear voltage regulator circuit has the advantages of simple structure, convenient adjustment, small output voltage pulsation, but the disadvantage is low efficiency, generally only 20% ~ 40%, and...

Update April 27, 2023

How is it that the charger heats up?

Many of us have probably experienced a situation where our phone charger heats up. Some people panic, others think it's normal. So what's going on with the charger heating up? Below, follow...

Update April 26, 2023

Switching power supply optical coupling bad phenomenon!

In a switching power supply, the photocoupler feeds the output voltage back to the front control circuit. If the optocoupler is damaged, the output voltage may be abnormal, and the circuit may enter...

Update April 25, 2023

How to use car charger What are the precautions?

How to use car charger? First of all, we want to understand what is the difference between the car charger and the commonly used charger, their difference is mainly the plug - the plug of the car...

Update April 24, 2023

What kind of environment is suitable for power adapters?

Power adapter for a series of electronic products need to use it, essential things, but not all the environment can be used, there are certain requirements for the working environment, the next power...

Update April 23, 2023

How to install and use car charger?

First, how to install the car charger: 1. Insert the USB power adapter into the cigarette lighter in the car (usually one in the cab and one in the suitcase), insert it into the plug (to plug it in...

Update April 21, 2023

Power adapter for overheating protection circuit!

The heat source of power adapter is mainly Schottky rectifier diode, high frequency switching transformer, power MOS tube, filter electrolytic capacitor, among which the power MOS tube, high...

Update April 20, 2023

Scientific and safe use of power adapters!

The usual application scope of power adapter is more and more common, but many people in the use of power adapter, there are certain mistakes, and do not do scientific and safe use of power adapter,...

Update April 19, 2023

What are positive and non-standard power adapters?

Many people are not very clear about the positive and non-standard power adapters, YHY told you that is the formal standard power adapter and the irregular production of power adapters. Of course,...

Update April 18, 2023

How to choose a power adapter? What are the parameters of its operation?

Main working parameters of power adapter: 1. Input voltage and input current; 2. Output current and output current; 3. Output connector (interface) and output polarity (basically different brands...