In short,LED drive is also a kind of power transformer, only it has a few aspects of uniqueness, but also the relevance of the power transformer, so it is used to classify it as LED drive. These aspec...
一, LED power supply efficacy LED power supply is a kind of equipment that transforms ac current into DC power supply, and transforms 380V or 110V into the necessary working voltage of LED lamps and l...
Switching power supply can be seen everywhere for many years and is an indispensable power supply mode for our modern information industry. Switching power supply is a kind of power supply that uses m...
Power transformer is a ring transformer with a switching tube added. In the power supply circuit, in addition to the working voltage conversion function of the general transformer, it also takes into ...
According to the specific main use of power transformer and its specification to carry out classification, with a variety of classification methods. First, according to the driver method of power tran...
LED waterproof power supply is described by integrated equipment. The power supply has low temperature rise, low calorific value and constant current output. High-quality equipment can improve the hea...
Ac current through the rectifier, can obtain dc power supply. However, due to changes in AC voltage and load current, the dc voltage obtained after rectification usually causes a voltage change of 20%...
LED power supply with its many advantages in the sales market has been widely used in marketing promotion. So why is LED power utilization high? Let's take a look at the advantages of LED power supply...
1. PCB of main flow control loop should be as short as possible. LAYPCB work experience, and rational layout, this is not much, a quick way to read the works of large factories. [12V Switching power ...
With the development of power supply technology, high frequency switching power supply control from the initial analog circuit gradually developed to microprocessor, DSP and other highly integrated co...
Switching power supply is a high-frequency electric energy conversion device, which is mainly composed of main circuit, control circuit, detection circuit and auxiliary power supply. It has the charac...
The overall voltage conversion process of the switching power supply: AC alternating current → pulsating direct current → high frequency square wave → stable direct current. As shown below. What is t...
Switching power supply is an indispensable part of various electronic equipment, and its performance is directly related to the technical indicators of electronic equipment and whether it can work saf...
Recently, a news about China Unicom shutting down 5G base stations from 21:00 to 9:00 the next day to reduce energy consumption and save electricity bills has attracted a lot of attention. Many people...
Switching power supply is a power supply that uses modern power electronics technology to control the time ratio of switching on and off to maintain a stable output voltage. Switching power supplies a...
Advantages of centralized power supply of UPS power supply (1) By integrating the power supply of each weak current system, the construction area of the computer room can be saved; (2) High po...
Post-installation inspection item serial number Inspection item acceptance criteria: 1. Confirm whether the cable layout takes into account the wiring of other systems in the future and meets the con...
Current crest factor (CF): The current crest factor refers to the ratio of the peak value to the rms value of the current cycle waveform. Since the energy absorbed by the computer load when it receive...
Electricallinenoise: refers to radio frequency * (RFI) and electromagnetic * (EFI) and other high frequency *, motor operation, relay action, motor controller work, broadcast emissions, microwave radi...
UPS uninterruptible power supply continues to expand its use in enterprises to protect delicate and uninterruptible equipment components. As the users of UPS power supply continue to grow, new and old...
Main types of switching power supply There are two types of modern switching power supplies: one is DC switching power supply; the other is AC switching power supply. Internal structure of switching...
1. Interference problem of high frequency switching power supply In the current intelligent switching power supply, there are built-in microprocessors or DSPs, which are used for on-machine monitorin...
The switching power supply is composed of four major parts: the main circuit, the control circuit, the detection circuit and the auxiliary power supply. 1. Main circuit Inrush current limiter: Limit...
Zhitao Electric Group Co., Ltd Is a professional engaged in a variety of low-voltage electrical products design, development, production and sales of enterprises. founded in 2015, is an enterprise spe...
