Transformer is a very important component in the power adapter, which functions as power transmission, voltage conversion and insulation isolation. However, in the daily use of the power adapter, the transformer will cause a certain loss, and the loss of the transformer includes...

According to the observation and understanding of the market by Lianyunda power adapter manufacturers, it is found that in the past two years, the components and e-commerce are very popular, and various types of platforms are emerging one after another. Many distributors have also joined the market of component e-commerce, in order to further compete for the market. element……

Switching power supply is everywhere, and it is an indispensable electrical product. The switching power supply is composed of both MOSFET and pulse width modulation. It uses electronic technology to control the switching power supply's turn-on and turn-off time.

The power adapter market is a mixed bag. When purchasing, you must pay attention to whether there is safety certification, observe some details such as quality work, and avoid the purchase of inferior products, resulting in financial losses.

Power products are essential in our lives, especially chargers and power adapters. I don't know how much people know about the power adapter. In fact, the power adapter is a kind of power supply conversion device, which is widely used.

When we sighed that the fire was ruthless, we also warned that all kinds of electrical appliances around us should be operated correctly to avoid another fire. In recent years, fires have occurred due to various improper operations.

Power adapters generally have CE, CCC, UL and GS, PSE and other certifications. To some extent, certification means that the quality of the power supply has a guarantee. The following Shenzhen Intermodal Electronics will briefly introduce these types of certification.

The speed of charging is affected by many aspects. Internal factors include the electronics itself, power adapters, external factors including weather, and how users use electronic products are affecting the rate at which electronic products are charged.

Under normal use, the power adapter can be used for 2-3 years. If it is used improperly, it will directly affect the service life of the power adapter. Therefore, the service life of the power adapter is directly related to how we use it.

As a power supply device for small appliances, the power adapter plays an important role in our lives. Due to market reasons, product quality is different, there will be many problems. So what are the faults in the power adapter during use?

All along, iphone has become synonymous with vanity, some people pay all the price in order to buy iphone. The long-awaited Apple 8 has been officially launched, and the fruit powders are starting to change new machines. The sales of the new Apple mobile phones seem to be worse than...

We all know that no matter what product has its shelf life, of course, LED power is no exception. Shenzhen Lianyunda Xiaobian believes that the impact of LED power supply life, the following aspects.

With the development of social economy, some counterfeit and shoddy products have appeared in the market. The practice of counterfeiting and selling fakes seriously affects the market operation order, which not only damages the interests of enterprises, but also hinders their healthy development, and also affects the quality of life and life safety of the people.

A qualified power adapter is subject to multiple inspections before it can be introduced to the market. Generally, the inspection work mainly refers to full-time inspection, that is, the full-time personnel of the quality management department of the power adapter manufacturer according to the corresponding technical documents.

We all know that the battery is the core component of the electric car. If you use the brand's power adapter to charge, the battery maintenance is good, the life can be extended, and the battery life and safety will be better. But most people's electric car batteries generally can't last for too long...

A power adapter is an interface converter and a hardware interface device. Its main function is to connect hardware or electronic interfaces with other hardware or electronic interfaces and use them as information interfaces. The power of the power adapter on the market...

The notebook's power adapter is broken and can be repaired. However, since the notebook's power adapter is usually ultrasonically bonded and does not have a nut to fix the case, once the case is removed, the case cannot be restored, which will affect the normal use when used... ...

To solve the ESD problem, the equipment should be classified to achieve different processing methods for different types of equipment: One type of equipment: metal structure equipment, metal casing connected to the earth. Including two cases: one is connected to the earth through the system grounding wire, and the other is through the power supply

Accurately measuring power ripple is an art in itself. In the example shown in Figure 1, a junior engineer completely misused an oscilloscope. His first mistake was to use an oscilloscope probe with a long ground lead; his second error

General The EMC test tests the equipment according to the methods specified in the EMC standard and evaluates whether it meets the standard requirements. EMC performance must meet standard requirements before finalizing and entering the market. EMC test project EMC measurement main points

The purpose of product safety is to avoid harm to humans, animals or the environment caused by the use of products, especially to avoid harm or even death to the human body, and to reduce the potential danger of the product to an acceptable level.

In order to better understand the children's situation, parents have added class class teacher WeChat. However, some parents found that just after the overtime class had received the school information sent by the class teacher, they would download the app and download it to find out...

When the phone is charging, don't call, excessively indulge in the mobile phone. Will you have your life and your letter? The tragedy sometimes happens. When it happens to you, everything is already late...

The overlord of the home appliance industry has always been Japan, but now, China has emerged as a vane in the global home appliance industry. At the same time, domestic appliance makers also want to share a piece of cake, and began to carefully layout the field of smart home.