CN2833619Y - High frequency interactive switch - Google Patents
High frequency interactive switch Download PDFInfo
- Publication number
- CN2833619Y CN2833619Y CN 200520043712 CN200520043712U CN2833619Y CN 2833619 Y CN2833619 Y CN 2833619Y CN 200520043712 CN200520043712 CN 200520043712 CN 200520043712 U CN200520043712 U CN 200520043712U CN 2833619 Y CN2833619 Y CN 2833619Y
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- switch
- discharge
- high frequency
- charge
- interactive
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Abstract
The utility model discloses a high frequency interactive switch characterized in that a control end of a charge switch is connected with a first output end of a controller of the high frequency interactive switch; a control end of a discharge switch is connected with a second output end of the controller of the high frequency interactive switch; one end of the charge switch is connected with a power supply, and the other end of the charge switch is connected with one end of a charge resistor; one end of the discharge switch is connected with one end of a discharge resistor, and the other end of the discharge switch is connected with the ground; the other end of the charge resistor is connected with the other end of the discharge resistor, wherein the charge switch is composed of two groups of charge switches which are connected in series; each group of switches is respectively composed of six switches which are connected in parallel; the discharge switch is composed of two groups of discharge switches which are connected in series; each group of switches is respectively composed of twelve switches which are connected in parallel. The high frequency interactive switch of the utility model has the functions of charge and discharge in high frequency, and meets the requirements of high voltage and heavy current; the utility model is suitable for testing devices of high-frequency charge and discharge of capacitors.
Description
Technical field:
The utility model relates to a kind of switch, the interactive switch of particularly a kind of high frequency that uses in capacitor high frequency charge-discharge testing device.
Background technology:
The electronic industry in modern age continues flourish, electronic product miscellaneous makes people's life more comfortable, and in the manufacture process of electronic product, capacitor is indispensable electronic package, unsettled capacitor causes the damage of electronic product easily, and it is very important therefore in the production run of electronic product the quality of capacitor being done every test.Especially now electronic product is more and more higher to the frequency requirement and the voltage request of capacitor, therefore need carry out high voltage to capacitor, the high frequency charge-discharge test of big electric current, so that guarantee the quality of capacitor, at this moment just a kind of high frequency interaction of needs switch is controlled the high voltage direct current source and capacitor is carried out high frequency is discharged and recharged.In this case, usually the electronic switch that uses the IGBT pipe to form is exported high-voltage great-current to test capacitor, this class switch requires the withstand voltage 2400V that reaches, the transient state release current reaches 500-800A, and admittance resistance should be less than 0.1 Ω, and can be in rated frequency range the long period use continuously.By online enquiries, abroad some IGBT pipe can meet the demands on performance as FZ1500R25KF1, but domestic supplier supply out of stock, and cost an arm and a leg and can't bear.
The utility model content:
The purpose of this utility model provides the interactive switch of a kind of high frequency that uses in capacitor high frequency charge-discharge testing device.
To achieve these goals, the technical solution of the utility model is: the interactive switch of a kind of high frequency, comprise charge switch and discharge switch, the control end that it is characterized in that charge switch is connected with first output terminal of the interactive on-off controller of high frequency, the control end of discharge switch is connected with second output terminal of the interactive on-off controller of high frequency, one end of charge switch is connected with power end, the other end of charge switch is connected with an end of charging resistor, one end of discharge switch is connected with an end of discharge resistance, the other end ground connection of discharge switch, the other end of charging resistor is connected with the other end of discharge resistance.
Wherein charge switch is composed in series by two groups of charge switchs, and each group charge switch is made up of a plurality of switch in parallel respectively.Wherein discharge switch is composed in series by two groups of discharge switches, and each group discharge switch is made up of a plurality of switch in parallel respectively.
The interactive switch of high frequency of the present utility model can be realized the function that high frequency discharges and recharges, and can solve the requirement of high-voltage great-current, goes for capacitor high frequency charge-discharge testing device.
Description of drawings:
Fig. 1 is the block scheme of the utility model one embodiment
Fig. 2 is the circuit diagram of the interactive on-off controller of high frequency
Fig. 3 is the circuit diagram of charge switch wherein
Fig. 4 is the circuit diagram of discharge switch wherein
Embodiment:
Below in conjunction with drawings and Examples the utility model is further described.
The interactive switch of a kind of high frequency, comprise charge switch S1 and discharge switch S2, the control end that it is characterized in that charge switch S1 is connected with first output terminal of the interactive on-off controller 3 of high frequency, the control end of discharge switch S2 is connected with second output terminal of the interactive on-off controller 3 of high frequency, the end of charge switch S1 is connected with power end, the other end of charge switch S1 is connected with the end of charging resistor R1, the end of discharge switch S2 is connected with the end of discharge resistance R2, the other end ground connection of discharge switch R1, the other end of charging resistor R1 is connected with the other end of discharge resistance R2, and be connected the other end ground connection of testing capacitor C with the end of testing capacitor C.Wherein charge switch is composed in series by two groups of charge switch S1-a and S1-b, and each group charge switch is made up of six switch in parallel respectively.Wherein discharge switch is composed in series by two groups of discharge switch S2-a and S2-b, and each group discharge switch is made up of 12 switch in parallel respectively, and switch is the insulated gate bipolar pipe when specifically implementing.
When needs carry out high frequency when discharging and recharging, it is identical that the interactive on-off controller of high frequency generates the two-way phase place, amplitude equate two mutually independently charging pulse output on the charge switch through X109, X110, the conducting of charging electronic switch, test instrument carries out charging operations.Wherein each road charging pulse is controlled one group of charge switch.Simultaneously, it is identical that the interactive on-off controller of high frequency generates the two-way phase place, amplitude equate two mutually independently discharge pulse output on the discharge switch through X107, X108, the conducting of discharge electronic switch, test instrument carries out discharge operation.Wherein each road discharge pulse is controlled one group of discharge switch.0 to 10 Ω is adjustable for discharge resistance.Charging pulse and discharge pulse phase place are adjustable, just make charge and discharge interlock and carry out.The circuit diagram of a kind of embodiment of the interactive on-off controller of high frequency has been shown among Fig. 2.
Can be as seen from the figure, the utility model has taked following measures to solve the problem that high-voltage great-current brings:
A. a branch road that adopts two pipes to be composed in series solves withstand voltage not enough problem
B. adopt the multiple branch circuit parallel technology, solve big electric current and the least possible problem of admittance saturation resistance
Each the branch road load of c reasonable distribution is avoided not giving corresponding fast branch road because of the response delay and is brought possible infringement.
Like this, as long as adopt withstand voltage 1200V, the HGTG18NIZOBND IGBT insulated gate bipolar pipe of the FAIRCHILD company of transient current 160A is as the high-voltage great-current electronic switching tube, just can reach the withstand voltage 2400V of reaching, the transient state release current reaches 500-800A, and admittance resistance is less than the purpose of 0.1 Ω.
Claims (7)
1, the interactive switch of a kind of high frequency, comprise charge switch and discharge switch, the control end that it is characterized in that charge switch is connected with first output terminal of the interactive on-off controller of high frequency, the control end of discharge switch is connected with second output terminal of the interactive on-off controller of high frequency, one end of charge switch is connected with power end, the other end of charge switch is connected with an end of charging resistor, one end of discharge switch is connected with an end of discharge resistance, the other end ground connection of discharge switch, the other end of charging resistor is connected with the other end of discharge resistance.
2, the interactive switch of high frequency as claimed in claim 1 is characterized in that charge switch is composed in series by two groups of charge switchs, and each group charge switch is made up of a plurality of switch in parallel respectively.
3, the interactive switch of high frequency as claimed in claim 2 is characterized in that a plurality of switches are six switches.
4, the interactive switch of high frequency as claimed in claim 1 is characterized in that discharge switch is composed in series by two groups of discharge switches, and each group discharge switch is made up of a plurality of switch in parallel respectively.
5, the interactive switch of high frequency as claimed in claim 4 is characterized in that a plurality of switches are 12 switches.
6, as the interactive switch of each described high frequency in claim 2 or 5, it is characterized in that the other end of charging resistor and the other end of discharge resistance are connected, and be connected the other end ground connection of testing capacitor with an end of testing capacitor
7, the interactive switch of high frequency as claimed in claim 1 or 2 is characterized in that switch is the insulated gate bipolar pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520043712 CN2833619Y (en) | 2005-07-22 | 2005-07-22 | High frequency interactive switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520043712 CN2833619Y (en) | 2005-07-22 | 2005-07-22 | High frequency interactive switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2833619Y true CN2833619Y (en) | 2006-11-01 |
Family
ID=37197931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520043712 Expired - Fee Related CN2833619Y (en) | 2005-07-22 | 2005-07-22 | High frequency interactive switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2833619Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974037A (en) * | 2012-12-20 | 2013-03-20 | 久心医疗科技（苏州）有限公司 | Defibrillation discharging circuit with self-discharging and multiplexing functions |
| CN105429226A (en) * | 2015-12-16 | 2016-03-23 | 重庆西南集成电路设计有限责任公司 | High-capacity charging-discharging battery management system |
-
2005
- 2005-07-22 CN CN 200520043712 patent/CN2833619Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974037A (en) * | 2012-12-20 | 2013-03-20 | 久心医疗科技（苏州）有限公司 | Defibrillation discharging circuit with self-discharging and multiplexing functions |
| CN102974037B (en) * | 2012-12-20 | 2015-11-11 | 久心医疗科技（苏州）有限公司 | A kind of defibrillation discharge circuit with the multiplexing function of self discharge |
| CN105429226A (en) * | 2015-12-16 | 2016-03-23 | 重庆西南集成电路设计有限责任公司 | High-capacity charging-discharging battery management system |
| CN105429226B (en) * | 2015-12-16 | 2018-10-23 | 重庆西南集成电路设计有限责任公司 | Large capacity charge-discharge battery manages system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061101 Termination date: 20110722 |