CN201590806U - Silicon carbide wide band high-power amplifier device - Google Patents
Silicon carbide wide band high-power amplifier device Download PDFInfo
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- CN201590806U CN201590806U CN2010200461024U CN201020046102U CN201590806U CN 201590806 U CN201590806 U CN 201590806U CN 2010200461024 U CN2010200461024 U CN 2010200461024U CN 201020046102 U CN201020046102 U CN 201020046102U CN 201590806 U CN201590806 U CN 201590806U
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Abstract
The utility model discloses a silicon carbide wide band high-power amplifier device, which relates to a high-power wide band solid amplifier in the electronic countermeasure communication field. The amplifier device consists of an amplifying module, a current sampling circuit, a control protecting circuit, an electric control attenuator, a detector, a coupler and the like, and adopts direct current converted by a power source to provide power to the amplifying module and the control protecting circuit. Radio frequency signals are input to the amplifying module to be amplified after passing through the electric control attenuator, and then are output by the coupler, and the control protecting circuit, the current sampling circuit, the electric control attenuator, the detector are used with a temperature relay mutually to complete control and protection functions. The silicon carbide wide band high-power amplifier device, which is a high-frequency, high-power, high-temperature and wide band solid power amplifier device, has fine radiating system, perfect protecting circuit and high working reliability, and is particularly adaptable to electronic countermeasure system in severe working environments.
Description
Technical field
The utility model relates to a kind of broadband high-power amplifier installation in the electronic countermeasures communications field, is specially adapted to do in the electronic warfare system under the abominable operational environment high frequency, high power, high reliability solid-state power amplifier.
Technical background
The broadband high-power technology is used the key technology that has become the modern communications antagonism, even receiver performance is good again, accurately the tracking aiming target is suppressed but the realization of resultant interference effect also must depend on the high-power signal that sends, and its importance is self-evident.
Carborundum (SiC) semi-conducting material has outstanding advantages such as broad-band gap, high saturation drift velocity, high heat conductance, high critical breakdown electric field, is particularly suitable for making high-power, high pressure, high temperature, anti-irradiated electrons device.High temperature, high frequency, the HIGH-POWERED MICROWAVES device made from wide bandgap semiconductor can obviously improve the performance of numerous electronic informations such as radar, electronic warfare system and communication system.How to adopt wide bandgap semiconductor SiC power device, the high-power Broadband Solid-state amplifier installation of exploitation microwave band has become the urgent key technology that solves in the present engineering application.
Summary of the invention
Technical problem to be solved in the utility model is to avoid the weak point in the above-mentioned background technology and a kind of broadband is provided; high power, high temperature, radiation-resistant solid-state high frequency power amplifier; utilize the 3rd semi-conducting material SiC wide-bandgap power devices; realize broadband, high-power purpose, the utility model also has under high-efficiency heat radiation structure, perfect control protection, the abnormal conditions characteristics such as power deratng use.
The purpose of this utility model is achieved in that
It comprises first, second source 1-1,1-2, current sampling circuit 2, control protection electric circuit 3, electrically controlled attenuator 4, amplification module 5, coupler 6, wave detector 7, temperature relay 8, the described first power supply 1-1 goes into end with each power supply of second source 1-2 and is connected with the alternating current 220V power supply, each power output end is gone into end with current sampling circuit 2 and control protection electric circuit 3 each power supply respectively and is connected, the voltage output end of current sampling circuit 2 is gone into end with the power supply of amplification module 5 and is connected, temperature relay 8 is controlled out end and is connected with control protection electric circuit 3 temperature control input end, control protection electric circuit 3 control output ends connect the control input end of amplification module 5, and control protection electric circuit 3 gain controlling outputs connect the control port of electrically controlled attenuator 4; Electrically controlled attenuator 4 input ports are connected with signal input port A; electrically controlled attenuator 4 outbound ports are connected with amplification module 5 inbound ports; amplification module goes out 5 ports and is connected with coupler 6 inbound ports; the input port that the forward direction coupling output port of coupler 6 and reverse coupled output port connect first, second wave detector 7-1,7-2 respectively; the output port of first, second wave detector 7-1,7-2 connects control protection electric circuit 3 input ports respectively, and coupler 6 outbound ports are connected with power take-off mouth B.
The utility model amplification module 5 comprises first order power amplification chip 9, second level power amplification chip 10, third level power amplification chip 11, fourth stage power amplification chip the 12, the first to the 3 90 degree splitter 13-1,13-2,13-3, the first to the 3 90 degree mixer 15-1,15-2,15-3, the 5th to the 8th power amplification chip 14-1 to 14-4, first to the 6th controller 16-1 to 16-6; Described first order power amplification chip 9 is gone into end 1 pin and is connected with electrically controlled attenuator 4 output ports; first order power amplification chip 9 goes out end 2 pin and is connected in series second level power amplifier chip 10 successively; third level power amplification chip 11; fourth stage power amplification chip 12 is gone into out end 1; end 1 pin of going into the one 90 degree splitter 13-1 behind 2 pin is connected; the one 90 degree splitter 13-1 goes out to hold pin 2; 3 pin are spent splitter 13-2 with the 2 90 respectively; end 1 pin of respectively going into of the 3 90 degree splitter 13-3 connects; the 2 90 degree splitter 13-2 the 3 90 degree splitter 13-2 respectively goes out end 2; 3 pin are respectively gone into end 1 pin with the 5th to the 8th power amplification chip 14-1 to 14-4 respectively and are connected; the 5th; the 6th power amplification chip 14-1; 14-2 respectively goes out end 2 pin and spends 2 of mixer 15-1 with the 1 respectively; 3 pin connect; the 7th; the 8th power amplification chip 14-3; 14-4 respectively goes out end 2 pin and spends 2 of mixer 15-2 with the 2 90 respectively; 3 pin connect; first; the 2 90 degree mixer 15-1; 15-2 respectively go out end 1 pin respectively with the 3 90 degree mixer 15-3 go into end 2; 3 pin connect; end 1 pin that goes out of the 3 90 degree mixer is connected with the inbound port of coupler 6; end 1 pin that goes out of first to fourth controller 16-1 to 16-4 connects the first order to fourth stage power amplification chip 9 to 12 respectively and goes into end 3 pin; end 2 pin that respectively go out of first to fourth controller 16-1 to 16-4 are connected with the inbound port of current sampling circuit 2; respectively going into end 3 pin is connected with control protection electric circuit 3 outbound ports; the 5th; the 6th controller 16-5; end 1 pin that respectively goes out of 16-6 connects the 5th to the 8th power amplification chip 14-1 respectively; 14-4 goes into end 3 pin; the five the; six controller 16-5; end 2 pin that respectively go out of 16-6 are connected with the inbound port of current sampling circuit 2, respectively go into end 3 pin and are connected with control protection electric circuit 3 outbound ports.
The utility model is compared background technology and is had following advantage:
1. it is synthetic that the utility model amplification module 5 employings 90 degree splitters carry out power, satisfies bandwidth, high-power requirement; Adopt wide-band gap material SiC power device, more adapt under high temperature, the adverse circumstances and work.
2. the utility model adopts current sampling circuit 2, control protection electric circuit 3 to carry out reliability design, therefore has perfect control and defencive function, and is stable and reliable for performance.
3. the utility model adopts that circuit is simple, dependable performance, cost be low, has application value in engineering.
Description of drawings
Fig. 1 is the utility model electricity functional-block diagram.
Fig. 2 is the electrical schematic diagram of the utility model amplification module 5.
Embodiment
Referring to figs. 1 through Fig. 2; the utility model is made up of first, second power supply 1-1,1-2, current sampling circuit 2, control protection electric circuit 3, electrically controlled attenuator 4, amplification module 5, coupler 6, first, second wave detector 7-1,7-2, temperature relay 8; each parts is fixedly mounted on the radiator; Fig. 1 is an electric theory diagram of the present utility model, and embodiment presses Fig. 1 connection line.Wherein the effect of first, second power supply 1-1,1-2 is to control protection electric circuit 2, amplification module 5 power supplies; the direct-current working volts of whole device are provided, and embodiment adopts the AC/DC constant voltage dc source module making of commercially available DLA800M-220S36TK type, DZA50G-220D1205/0301VTK type.The forward direction reverse coupled end of coupler 6 is exported the coupling small-signal respectively, forward direction reverse coupled small-signal is respectively through first, second wave detector 7-1,7-2 detection, obtained analog voltage signal, this voltage signal can be monitored the forward direction and the backward power of amplification module 5 in real time after control protection electric circuit 3 processing and amplifying, when excessive or backward power is excessive at forward power control signal is delivered to the control end of electrically controlled attenuator 4, adjusted input signal amplitude or directly cut off input signal; Temperature relay 8 one ends on the radiator connect control protection electric circuit 3, one ends and are connected with amplification module 5 ground ends, and temperature relay 8 is in normally off during normal temperature, are equivalent to this control pin ground connection; When the temperature value of breaking bounds, cause power amplifier to burn; Control protection electric circuit 3 will be controlled amplification module 5 operate as normal when pin ground connection, and control protection electric circuit 3 will be controlled electricity and transfer decay 4 cut-out input signals when pin is unsettled, and the overtemperature alarm signal is provided, thereby realize the protection to amplification module 5; Current sampling circuit 2 can be sampled to voltage signal with the operating current of amplification module; when electric current surpasses certain boundary value; amplification module 5 devices are in abnormal condition or have damaged; control protection electric circuit 3 will be controlled electricity accent decay 4 cut-out radiofrequency signals this moment; and provide the overcurrent alarm signal; fix a breakdown thereby in time remind, realize protection amplification module 5.Embodiment temperature relay 8 adopts commercially available JUC-054M type element manufacturing; current sampling circuit 2, control protection electric circuit 3 and wave detector 7 adopt corresponding self-control circuit production; electrically controlled attenuator 4 adopts homemade electricity to transfer attenuator circuit to make, and coupler 6 adopts commercially available TGD-A1200-30D type element manufacturing.
The effect of the utility model amplification module 5 is that the small-signal that radio frequency is imported is amplified to required large-signal, finishes power amplification.Amplification module 5 comprises first order power amplification chip 9, second level power amplification chip 10, third level power amplification chip 11, fourth stage power amplification chip the 12, the first to the 3 90 degree splitter 13-1,13-2,13-3, the first to the 3 90 degree mixer 15-1,15-2,15-3, the 5th to the 8th power amplification chip 14-1 to 14-4, first to the 6th controller 16-1 to 16-6.Fig. 2 is the electrical schematic diagram of the utility model amplification module 5, and embodiment presses Fig. 2 connection line.Input signal through the first order to fourth stage power amplification chip 9,10,11,12 are amplified into the one 90 degree splitter 13-1, one road signal is imported in the effect of the one 90 degree splitter 13-1, be divided into two paths of signals and output to second, the 3 90 degree splitter 13-2,13-3, signal is divided into four road signals is input to the 5th to the 8th power amplifier chip 14-1 respectively, 14-2,14-3,14-4, four tunnel power amplification chip powers amplify the back and are outputing to the 4th, the 5 90 degree mixer 15-1,15-2, the 6 90 degree mixer is synthetic one tunnel output of power, improved the power combined coefficient greatly, the effect of first to the 6th controller 16-1 to 16-6 provides the operating voltage and the powering order of each power amplification chip.Embodiment the first to the 3 90 degree splitter 13 adopts commercially available SH0525I-150 type element manufacturing, the first order to fourth stage power amplification chip 9,10,11,12 adopts commercially available HE641D, FLL177ME, CRF24010F, CRF24060F cake core to make respectively, the the 5th to the 8th power amplifier chip 14 adopts commercially available CRF24060F cake core to make, and first to the 6th controller 16 adopts homemade control circuit to make.
Concise and to the point operation principle of the present utility model is as follows:
The first power supply 1-1 and second source 1-2 import amplification module 5 respectively after converting civil power to equipment required direct current supply, control protection electric circuit 3 is finished power supply; the input radio frequency signal is input to electrically controlled attenuator 4 through the A port; input to amplification module 5 then and carry out the signal amplification; export coupler 6 to after being amplified to nominal level; by coupler 6 amplification level is exported from the B port, control protection electric circuit 3 cooperatively interacts with electrically controlled attenuator 4, first detector 7-1, second detector 7-2 and temperature relay 8 and finishes control and defencive function.
The utility model mounting structure is as follows:
The first power supply 1-1, second source 1-2, current sampling circuit 2, control protection electric circuit 3, electrically controlled attenuator 4, amplification module 5, coupler 6, first detector 7-1, second detector 7-2 are installed in respectively on the interior radiator of cabinet, and cabinet adopts 15 inches 3U cabinets of standard.Two axial flow extension sets are installed at the cabinet rear portion, radiator is carried out forced air cooling, mains switch, power indication, voltage indication, malfunction indicator lamp, relay indicating light etc. all are installed in case front panel, input and output A, B end-fire socket, supply socket etc. frequently all are installed on the cabinet rear board assembly cost utility model.
Claims (2)
1. carborundum broadband high-power amplifier installation, it comprises first, second source (1-1,1-2), current sampling circuit (2), control protection electric circuit (3), electrically controlled attenuator (4), coupler (6), wave detector (7), temperature relay (8), it is characterized in that: also comprise amplification module (5), described first power supply (1-1) is gone into end with each power supply of second source (1-2) and is connected with the alternating current 220V power supply, each power output end is gone into end with current sampling circuit (2) and each power supply of control protection electric circuit (3) respectively and is connected, the voltage output end of current sampling circuit (2) is gone into end with the power supply of amplification module (5) and is connected, temperature relay (8) is controlled out end and is connected with control protection electric circuit (3) temperature control input end, control protection electric circuit (3) control output end connects the control input end of amplification module (5), and control protection electric circuit (3) gain controlling output connects the control port of electrically controlled attenuator (4); Electrically controlled attenuator (4) input port is connected with signal input port A; electrically controlled attenuator (4) outbound port is connected with amplification module (5) inbound port; amplification module goes out (5) port and is connected with coupler (6) inbound port; the input port that the forward direction coupling output port of coupler (6) and reverse coupled output port connect first, second wave detector (7-1,7-2) respectively; the output port of first, second wave detector (7-1,7-2) connects control protection electric circuit (3) input port respectively, and coupler (6) outbound port is connected with power take-off mouth B.
2. carborundum broadband high-power amplifier installation according to claim 1 is characterized in that: amplification module (5) comprises first order power amplification chip (9), second level power amplification chip (10), third level power amplification chip (11), fourth stage power amplification chip (12), the first to the 3 90 degree splitter (13-1,13-2,13-3), the first to the 3 90 degree mixer (15-1,15-2,15-3), the 5th to the 8th power amplification chip (14-1 to 14-4), first to the 6th controller (16-1 to 16-6); Described first order power amplification chip (9) is gone into end 1 pin and is connected with electrically controlled attenuator (4) output port; first order power amplification chip (9) goes out end 2 pin and is connected in series second level power amplifier chip (10) successively; third level power amplification chip (11); fourth stage power amplification chip (12) is gone into out end 1; be connected with end 1 pin of going into of the one 90 degree splitter (13-1) behind 2 pin; the one 90 degree splitter (13-1) go out to hold pin 2; 3 pin are spent splitter (13-2) with the 90th respectively; end 1 pin of respectively going into of the 3 90 degree splitter (13-3) connects; the 2 90 degree splitter (13-2) the 3 90 degree splitter (13-2) respectively goes out end 2; 3 pin are respectively gone into end 1 pin with the 5th to the 8th power amplification chip (14-1 to 14-4) respectively and are connected; the 5th; the 6th power amplification chip (14-1; 14-2) respectively go out end 2 pin and spend 2 of mixer (15-1) with the 1 respectively; 3 pin connect; the 7th; the 8th power amplification chip (14-3; 14-4) respectively go out end 2 pin and spend 2 of mixer (15-2) with the 2 90 respectively; 3 pin connect; first; the 90th degree mixer (15-1; 15-2) respectively go out end 1 pin respectively with the 3 90 degree mixer (15-3) go into end 2; 3 pin connect; end 1 pin that goes out of the 3 90 degree mixer is connected with the inbound port of coupler (6); end 1 pin that goes out of first to fourth controller (16-1 to 16-4) connects the first order to fourth stage power amplification chip (9 to 12) respectively and goes into end 3 pin; end 2 pin that respectively go out of first to fourth controller (16-1 to 16-4) are connected with the inbound port of current sampling circuit (2); respectively going into end 3 pin is connected with control protection electric circuit (3) outbound port; the 5th; the 6th controller (16-5; end 1 pin that respectively goes out 16-6) connects the 5th to the 8th power amplification chip (14-1 respectively; 14-4) go into end 3 pin; the five the; six controller (16-5; end 2 pin that respectively go out 16-6) are connected with the inbound port of current sampling circuit (2), respectively go into end 3 pin and are connected with control protection electric circuit (3) outbound port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200461024U CN201590806U (en) | 2010-01-13 | 2010-01-13 | Silicon carbide wide band high-power amplifier device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200461024U CN201590806U (en) | 2010-01-13 | 2010-01-13 | Silicon carbide wide band high-power amplifier device |
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| CN201590806U true CN201590806U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010200461024U Expired - Fee Related CN201590806U (en) | 2010-01-13 | 2010-01-13 | Silicon carbide wide band high-power amplifier device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208972A (en) * | 2012-01-12 | 2013-07-17 | 上海创远仪器技术股份有限公司 | Wide-band amplifier circuit with controllable gain and high flatness |
| CN104318274A (en) * | 2014-08-14 | 2015-01-28 | 重庆微标科技有限公司 | Auto vehicle identification device based on radio frequency identification technology |
| CN107678339A (en) * | 2017-09-29 | 2018-02-09 | 安德信微波设备有限公司 | A kind of solid-state amplifier parallel connection overload protection control system and its control method |
| CN112737608A (en) * | 2020-12-09 | 2021-04-30 | 中国电子科技集团公司第五十四研究所 | Ku frequency band 40W transmitter with health management function |
-
2010
- 2010-01-13 CN CN2010200461024U patent/CN201590806U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103208972A (en) * | 2012-01-12 | 2013-07-17 | 上海创远仪器技术股份有限公司 | Wide-band amplifier circuit with controllable gain and high flatness |
| CN104318274A (en) * | 2014-08-14 | 2015-01-28 | 重庆微标科技有限公司 | Auto vehicle identification device based on radio frequency identification technology |
| CN104318274B (en) * | 2014-08-14 | 2017-12-05 | 重庆微标科技有限公司 | Train reading device based on REID |
| CN107678339A (en) * | 2017-09-29 | 2018-02-09 | 安德信微波设备有限公司 | A kind of solid-state amplifier parallel connection overload protection control system and its control method |
| CN112737608A (en) * | 2020-12-09 | 2021-04-30 | 中国电子科技集团公司第五十四研究所 | Ku frequency band 40W transmitter with health management function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20190113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |