Description
Power control board is an important part of electronic equipment, it is mainly responsible for controlling electricity Source switching, voltage output and current protection functions. In modern electronic devices, the power supply The role of the control board is becoming more and more important because it can not only ensure the normal operation of the equipment, It can also improve the safety and stability of the equipment. The principle of the power control board mainly includes the following aspects: 1. Power switch control The main function of the power control board is to control the switch of the power supply, which is guided by the control switch tube The switch control of power supply is realized through and off. When the power control board detects that the device needs to supply. When powered on, it sends a signal to the switching tube to make it on, thus allowing the power supply to output current. When the device does not need power supply, the power control board will send a cut-off signal to the switch tube to make it Disconnect the power output.
2. Voltage output control
The power supply control board can also control the output voltage of the power supply by adjusting the power output
Pressure to meet the different needs of the equipment. Power supply control board when equipment requires higher voltage
Will increase the output voltage; When the device needs a lower voltage, the power control board will reduce the output
The output voltage. This can ensure the normal operation of the equipment, and avoid excessive or excessive voltage
Low resulting equipment damage.
3. Current protection control
The power control board can also realize current protection control by monitoring the current output of the power supply
To keep the equipment safe. When the current required by the device exceeds the output capacity of the power supply,
The power control board will automatically reduce the output current, thereby avoiding the setting caused by excessive current
Prepare for damage.
Power control board is an indispensable part of electronic equipment, it controls electricity
Source switching, voltage output and current protection functions to ensure the normal operation and safety of the equipment
Wholeness. In the future of electronic equipment, the role of the power control board will be more and more important, because
It can not only improve the performance and stability of the equipment, but also protect the safety of the equipment.
Features and applications of ABB power module Abb power modules use advanced integrated circuit technology to integrate power devices and logic control circuits in a highly integrated, fully sealed integrated block with power function. Power module has the advantages of convenient use and reliable performance, which represents the development direction of power technology. Switching power supply has the advantages of high efficiency, small size, suitable for integration; However, due to the low efficiency of linear regulated power supply, which is generally about 50%, it is difficult to realize the integration of high power (over 100W). The power module introduced by Jimi Technology refers to the switching power module, mainly for DC/DC converters. Today's switching power modules can reach hundreds of watts or even kilowatts. Power module products mainly include DC/DC converter module, power factor correction module, AC input module, etc. Its main characteristics are: ◆ ABB power module has a high working frequency, generally 300KHz~1MHz. ◆ ABB power module is small, ultra-thin, thickness is generally less than 20mm, light weight is generally less than 200g. ◆ ABB power modules have high power density, ranging from 5 to 10W/ cc. ◆ ABB power module is easy to use, with few external components, parallel expansion, logic control and remote control. ◆ ABB power module is suitable for the wide range of power grid voltage changes. When the AC voltage fluctuates from 150V to 280V, the output voltage can remain stable. ◆ ABB power module has a wide temperature range, from -55℃ to +100℃. Generally, the high temperature substrate temperature is +85℃, and the low temperature is 0℃, -20℃, -40℃, -55℃ and so on. ◆ ABB power module is fully sealed, with three protection functions, waterproof, dustproof, anti-impact. ◆ ABB power modules generally adopt zero voltage switch or zero current switch technology, with good electromagnetic compatibility. ◆ ABB power module has a high standard structure and is easy to install.
The company focuses on DCS, PLC, robot, large servo four systems
The main products are various modules/cards, controllers, touch screens, servo drivers
Company advantage: Supply imported original products, professional production of spare parts
One year warranty, fast delivery time, complete supply !!!
① 24 hours email response (12 hours);
② For shipment outside Asia, please contact the seller.
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