The AC power supply is converted into a smooth DC power supply to meet the needs of electronic devices.
It adopts high-frequency switching technology, and converts the input AC power waveform into the DC power waveform required by the load through technical means such as inverter and transformer, so as to ensure the normal operation of electronic equipment. In addition, the high frequency switching power supply also has the advantages of high power density, high efficiency, small size, etc., and is widely used in computer, communication, medical, industrial and other fields.
High-frequency switching power supply is more and more widely used in modern electronics industry, such as mobile phone chargers, computer power supplies, medical equipment, LED driver power supplies, etc., are common high-frequency switching power supply applications.
At the same time, with the improvement of environmental awareness, the demand for green is also increasingly prominent, high-frequency switching power supply is better than traditional power supply in terms of energy efficiency, so it has also been more and more attention and application.
The main functions include:
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1. Convert AC to DC: high-frequency switching power supply can convert AC to DC to meet the DC power supply needs of electronic equipment.
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2. Stable output voltage: The high-frequency switching power supply can stabilize the output voltage through the feedback control circuit to ensure the normal operation of electronic equipment.
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3. Energy saving: The high-frequency switching power supply uses an efficient switching circuit, which can greatly improve energy utilization and reduce energy waste.
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4. Small size, light weight: high-frequency switching power supply using high-frequency transformers and switching tubes and other components, can greatly reduce the volume and weight, easy to carry and install.
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5. High reliability: High frequency switching power supply adopts advanced circuit design and high-quality components, with high reliability and stability, and can run stably for a long time.
The AC power supply is converted into DC power supply to meet the working needs of various electronic equipment.
The principle is to quickly switch the power supply through the high-frequency switching element, so that the voltage output is stable, with high efficiency, small size, light weight and other advantages.
High frequency switching power supply can provide a variety of stable output voltage and current, widely used in computers, mobile phones, LED lights and other fields.
It also has overload protection, short circuit protection, temperature protection and other multiple protection functions, which can ensure the operation safety and stability of the equipment.
In recent years, with the development of science and technology, high-frequency switching power supplies have gradually replaced the traditional linear power supplies and become an indispensable part of electronic equipment.
1, high stability: advanced technology, imported core devices, strict quality control, perfect protection function, comprehensively improve product stability.
2, high-precision control: high-frequency switch control, fast response speed, output control accuracy of up to 1%.
3, good power saving effect: higher working efficiency, higher power factor, compared with SCR rectifier power saving 15%~30%.
4, small size, light weight: for thyristor rectifier 1\/5 ~1\/10, easy to carry and install.
5, complete protection function: with lack of phase, over voltage, under voltage, short circuit, over current, overheating, (water shortage) and other protection, all-round care of equipment.
1. Communicate with the monitoring center through the MODEM and the telephone network, and read the information of the high-frequency switching power supply from the communication port;
2. Measure the output current and voltage of the module, the DC bus current and voltage, the output current and voltage of the power supply, the battery charging and discharging current and voltage, etc.
3. Control the output current and steady current of the power supply, control the switch of the power supply, etc.;
4. Control the high-frequency switching power supply to realize the automatic conversion of floating charge and equalizing charge mode of the battery;