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Middle low frequency large power tube driving circuit and electric appliance equipment having the circuit

A driving circuit, high-power technology, applied in the field of power electronics, can solve the problems of single application conditions, poor versatility, and high price of driving circuits, and achieve the effects of good versatility, high configurability, and reduced design costs.

Active Publication Date: 2016-03-02
BEIJING DYNAMIC POWER CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The price of the drive circuit using the existing integrated drive chip is relatively high, and it is packaged in one piece, and the whole chip needs to be replaced for maintenance; if the drive circuit built with discrete devices from different manufacturers has relatively single application conditions, the protection function is not perfect, and the versatility is poor

Method used

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  • Middle low frequency large power tube driving circuit and electric appliance equipment having the circuit
  • Middle low frequency large power tube driving circuit and electric appliance equipment having the circuit
  • Middle low frequency large power tube driving circuit and electric appliance equipment having the circuit

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Embodiment Construction

[0047] In order to make the objectives, technical solutions and advantages of the present invention clearer, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0048] Medium and low in this circuit technical scheme means that the working range is 0-400KHZ.

[0049] The invention provides a medium-low frequency high-power tube driving circuit and an electrical device having the circuit.

[0050] figure 1 It is a schematic structural diagram of a medium-low frequency high-power tube drive circuit provided by the present invention; the medium-low frequency high-power tube drive circuit specifically includes: an opening branch and a closing branch;

[0051] The open branch is used to open the medium-low frequency high-power tube drive circuit;

[0052] The shut-off branch is used for shutting off the medium-low frequency high-power tube driving circuit.

[0053] Wherein, the circuit also includes: an...

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Abstract

The invention discloses a middle low frequency large power tube driving circuit and electric appliance equipment having the circuit. The middle low frequency large power tube driving circuit comprises a connection branch and a disconnection branch, wherein the connection branch is used for opening the middle low frequency large power tube driving circuit, and the disconnection branch is used for disconnecting the middle low frequency large power tube driving circuit. Through the middle low frequency large power tube driving circuit, design cost is not only reduced, but also functions of driving and overcurrent protection on middle low frequency large power tubes are further realized, and versatility is good, and configurability is high.

Description

technical field [0001] The invention relates to the technical field of power electronics, in particular to a medium-low frequency high-power tube driving circuit and an electrical device having the circuit. Background technique [0002] With the increasing development of science and technology, there are more and more types of electrical equipment. However, the drive circuits in electrical equipment are also applied according to different needs. In the prior art, the power tube drive circuit of the electrical equipment may adopt an integrated drive chip or a drive circuit constructed by discrete devices designed by different manufacturers. [0003] However, in the process of designing a medium-low frequency high-power tube drive circuit, the inventor found that there are at least the following problems in the prior art: [0004] The driver circuit using the existing integrated driver chip is relatively expensive, and it is packaged in one piece, and the entire chip needs t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H03K17/08
Inventor 田宝
Owner BEIJING DYNAMIC POWER CO LTD