Industry Information

Update June 24, 2019

Introduction to the type and function of the power adapter

In some small portable electronic devices such as telephone handsets, game consoles, language repeaters, walkmans, laptops, cellular phones, etc., we often have power adapters. So what is the power...

Update June 24, 2019

What is the difference between a linear charger and a switch charger? Which one should I choose?

Linear battery charger and switch adapter charger are used in a variety of applications: hearing aids, smart watches, sensor nodes, cell phones, laptops...numerable! A li-ion battery charger is...

Update June 18, 2019

What is the difference between the power supply lighting protection device and the power supply lightning protection box?

There is no difference in essence, the name is different. To elaborate: lightning arrester: Generally used inside the device, such as communication power supply, UPS, there are lightning protection...

Update June 18, 2019

How does the power supply manufacturer produce qualified outdoor lighting driver power supply?

The outdoor lighting application environment has natural phenomena such as thunderstorm climate, summer high temperature, and winter low temperature, and is inevitable. Compared with the indoor...

Update June 18, 2019

LED power supply is divided into three parts: How to choose switching power supply / linear power supply / RC solution?

As we all know, there are two important points in determining the quality of LED driver power : One: look for the brand of capacitors; Ruby (Rubycom Japan) is particularly well-known, Hengying (HY...

Update June 17, 2019

The basic difference between transistor inverter power supply and high frequency variable frequency power supply

The basic difference between transistor inverter power supply and high frequency variable frequency power supply From the aspect of appearance, the size and weight of the transistor inverter are also...

Update June 17, 2019

Charger is hot and smells is going on _ charger hot solution

Mobile phone charger fever 1. This and the current intensity of the charger output; 500ma charger has become less and less common, now the output current is above 1A, and more charger current has...

Update June 11, 2019

Why is Quick Charge 3.0 so fast?

What is QC 3.0? QC 3.0 is a charging protocol designed by Qualcomm, it offers stepless multi-voltage charging from 3.7V to 20V; your device can receive the perfect voltage and current optimized to...

Update June 11, 2019

What will we notice about Inrush Current?

At input side, there will be (1/2 ~1 cycle, ex. 1/120 ~ 1/60 seconds for 60 Hz AC source) large pulse current (20~100A based on the design of switching power supply.) at the moment of power on and...

Update June 11, 2019

How to choose a switching power supply?

1. To increase the reliability of the switching power supply, we suggest users choose a unit that has a rating of 30% more power than actual need. For example, if the system needs a 100W source, we...