CN108233111A - A kind of connector assembly of removable pulse current - Google Patents
A kind of connector assembly of removable pulse current Download PDFInfo
- Publication number
- CN108233111A CN108233111A CN201711235050.8A CN201711235050A CN108233111A CN 108233111 A CN108233111 A CN 108233111A CN 201711235050 A CN201711235050 A CN 201711235050A CN 108233111 A CN108233111 A CN 108233111A
- Authority
- CN
- China
- Prior art keywords
- pin needle
- inductance
- common mode
- plug
- mode capacitance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 abstract description 9
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Abstract
The present invention provides a kind of connector assembly of removable pulse current, which includes waterproof cover, ground wire, inductance, PIN needle I, PIN needle II, plug, load plug；Wherein, there are two inductance, load plug has a port, PIN needle I, PIN needle II are equipped on plug, the a port of load plug connects PIN needle I by an inductance, another port of load plug connects PIN needle II by another inductance, two common mode capacitances of connecting between PIN needle I, PIN needle II, that is the tie point ground wire of the first common mode capacitance C2, the second common mode capacitance C3, the first common mode capacitance C2 and the second common mode capacitance C3；A differential mode capacitor C1 is terminated with the two of load plug, a filter network is formed between PIN needle I, PIN needle II and load plug.The present invention makes connector realize EMC functions, and have reliable and stable filter effect by its structure design.
Description
Technical field
The disclosure relates generally to auto parts field more particularly to a kind of connector assembly of removable pulse current.
Background technology
Automobile connector be our electronic engineering technical staff often in contact with a kind of component.Its effect is very simple：
It is blocked in circuit between place or isolated obstructed circuit, erects the bridge of communication, so as to make current flowing, realize circuit
Scheduled function.The electromagnetic interference emission of electronics and electric product or to be encroached on by electromagnetic interference be all by the outer of product
Shell, AC/DC power port, signal wire, control line and ground wire and formed.According to the circulation way of EMI, electricity can be classified as
Magnetic radiation interferes and two major class of electromagnetism Interference.In general, radiation interference is appeared in the media around product, Conduction Interference is then
It appears in various conductors.In general, all it is radiation by the electromagnetic interference of shell emission or the interference invaded by shell
Interference, and the interference for emitting and invading by other conductors belongs to Conduction Interference.
Anti-EMI filter System design technology is the key point for improving complete electronic set EMC performances.Therefore the technology is also known as EMC
Designing technique.The purpose of EMC designs is to make electronics, electric product that can be worked normally in certain electromagnetic environment, has both met mark
Anti-interference limiting value requirement as defined in standard, when by certain electromagnetic interference, no performance degradation or failure；Meet standard gauge again
Fixed electromagnetic radiation limiting value requirement, pollution sources are not formed to electromagnetic environment.Therefore, EMC is one of important performance of product,
It is the important guarantee for realizing product efficiency.
Therefore, how to realize a kind of have a reliable and stable filter effect, and save space-efficient there is patching for EMC
Part is those skilled in the art's urgent problem to be solved.
Invention content
Technical problem：In view of drawbacks described above of the prior art or deficiency, it is intended to provide and a kind of has reliable and stable filter
Wave effect and section space-efficient EMC connector assemblies.
Technical solution：The present invention provides a kind of connector assembly of removable pulse current, realizes connector EMC functions,
It occupies little space, makes simply, save space, reduce cost.
The present invention a kind of removable pulse current connector assembly, the device include waterproof cover, ground wire, inductance,
PIN needle I, PIN needle II, plug, load plug；Wherein, there are two inductance, load plug has a port, is set on plug
There are PIN needle I, PIN needle II, a port of load plug connects PIN needle I, another port of load plug by an inductance
PIN needle II is connect by another inductance, two common mode capacitances of connecting between PIN needle I, PIN needle II, i.e. the first common mode capacitance C2,
The tie point ground wire of second common mode capacitance C3, the first common mode capacitance C2 and the second common mode capacitance C3；The two of load plug
There are one differential mode capacitor C1 for termination, and a filter network is formed between PIN needle I, PIN needle II and load plug.
Preferably, the differential mode capacitor C1, the first common mode capacitance C2, the second common mode capacitance C3, two inductance are arranged on
On one circuit board, wherein,
One end of first common mode capacitance C2 and the second common mode capacitance C3 connect an inductance respectively, and the first common mode capacitance C2 and second is common
The tie point ground wire of mould capacitance C3, another termination load plug of two inductance；It is connected between the both ends of load plug
One differential mode capacitor C3；A filter network is formed between PIN needle I, PIN needle II and load plug.
Preferably, the circuit board is arranged in the box on connector, and waterproof cover is equipped on the box.
Preferably, two inductance i.e. the first inductance L1, the second inductance L2 is rodlike differential mode inductance.
Advantageous effect：A kind of connector assembly of removable pulse current provided by the invention, by its structure design,
A filter network is formed between PIN needle I, PIN needle II and load plug, connector is made to realize EMC functions, and have reliable and stable
Filter effect.It occupies little space, makes simply, save space, reduce cost.
Description of the drawings
Fig. 1 is EMC connector assemblies structure diagram of the present invention.
Fig. 2 is EMC connector assemblies structural decomposition diagram shown in FIG. 1.
Fig. 3 is EMC connector assemblies A-A sectional views shown in FIG. 1.
Fig. 4 is the rearview of EMC connector assemblies shown in FIG. 1；
Fig. 5 is the left view of EMC connector assemblies shown in FIG. 1；
Fig. 6 is the vertical view of EMC connector assemblies shown in FIG. 1；
Fig. 7 is the bottom view of EMC connector assemblies shown in FIG. 1；
Fig. 8 is EMC filter circuit figure；
Fig. 9 is second of EMC filter circuit figure.With addition of capacitance C4, capacitance C5.
Have in figure：Waterproof cover 1, circuit board 2, ground wire 3, inductance 4, PIN needle I 5, PIN needle II 6, plug 7, load are inserted
First 8.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, illustrated only in attached drawing with inventing relevant part.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It please refers to Fig.1 to Fig. 7, a kind of connector assembly of removable pulse current of the invention, which includes waterproof
Lid 1, ground wire 3, inductance 4, PIN needle I 5, PIN needle II 6, plug 7, load plug 8；Wherein, there are two inductance 4, load is inserted
First 8 have a port, and PIN needle I 5, PIN needle II 6 are equipped on plug 7, and a port of load plug 8 passes through an inductance 4
PIN needle I 5 is connect, another port of load plug 8 connects PIN needle II 6 by another inductance 4, between PIN needle I 5, PIN needle II 6
Two common mode capacitances of series connection, i.e. the first common mode capacitance C2, the second common mode capacitance C3, the first common mode capacitance C2 and the second common mode capacitance
The tie point of C3 connects ground wire 3；Be terminated with a differential mode capacitor C1 the two of load plug 8, PIN needle I 5, PIN needle II 6 with
A filter network is formed between load plug 8.
In an embodiment of the present invention, a kind of connector assembly of removable pulse current, the device include waterproof cover, connect
Ground wire, inductance, PIN needle I, PIN needle II, plug, load plug；Wherein, there are two inductance, load plug has a port,
Plug is equipped with PIN needle I, PIN needle II, and a port of load plug connects PIN needle I by an inductance, load plug
Another port connects PIN needle II by another inductance, and two common mode capacitances of connecting between PIN needle I, PIN needle II, i.e., first is common
The tie point ground wire of mould capacitance C2, the second common mode capacitance C3, the first common mode capacitance C2 and the second common mode capacitance C3；It is loading
The two of plug are terminated with a differential mode capacitor C1, and a filter network is formed between PIN needle I, PIN needle II and load plug.This
Structure design make can remove pulse current connector assembly have reliable and stable filter effect, with motor in use, keeping away
Exempt from motor internal design structures, in the case that space cannot be met the requirements, increase filter network on plug, effectively overcome electricity
The insufficient situation in machine inner space.
Further, the differential mode capacitor C1, the first common mode capacitance C2, the second common mode capacitance C3, two inductance 4 are set
On a circuit board 2, wherein,
One end of first common mode capacitance C2 and the second common mode capacitance C3 meet an inductance 4, the first common mode capacitance C2 and second respectively
The tie point of common mode capacitance C3 connects ground wire 3, another termination load plug 8 of two inductance 4；The both ends of load plug 8 it
There are one differential mode capacitor C3 indirectly；A filter network is formed between PIN needle I 5, PIN needle II 6 and load plug 8.
In an embodiment of the present invention, differential mode capacitor C1, the first common mode capacitance C2, the second common mode capacitance C3, two inductance 4
It is arranged on a circuit board 2, wherein,
One end of first common mode capacitance C2 and the second common mode capacitance C3 meet an inductance 4, the first common mode capacitance C2 and second respectively
The tie point of common mode capacitance C3 connects ground wire 3, another termination load plug 8 of two inductance 4；The both ends of load plug 8 it
There are one differential mode capacitor C3 indirectly；A filter network is formed between PIN needle I 5, PIN needle II 6 and load plug 8.This structure is set
Meter can effectively inhibit electromagnetic interference, not only inhibit High-frequency Interference and spike interference, it may have absorb the energy of electrostatic discharge pulses
Power.
Further, the circuit board 2 is arranged in the box on plug 7, and waterproof cover 1 is equipped on the box.
In an embodiment of the present invention, circuit board 2 is arranged in the box on plug 7, and waterproof is equipped on the box
Lid 1.It realizes the effect of waterproof sealing, water is avoided to lead to internal filter circuit after entering the connector assembly that can remove pulse current
Or power device is short-circuit or damages.
Further, it is rodlike differential mode inductance that two inductance 4, which are the first inductance L1, the second inductance L2,.
In an embodiment of the present invention, it is rodlike differential mode inductance that two inductance 4, which are the first inductance L1, the second inductance L2,.Control
Differential mode radiation processed.
In an embodiment of the present invention, as shown in Figure 8：EMC circuits 1：L1 in circuit, L2 be rodlike differential mode inductance, C1,
C2, C3 are MLCC capacitances, and wherein C1 is differential mode capacitor, is connected in parallel between motor positive and negative anodes.C2/C3 is common mode capacitance, respectively simultaneously
It is associated between the positive and negative electrode of motor and motor case.It combines with inductance L1, L2 and forms LC filter circuits.V is varistor, is used
In the transient voltage for inhibiting motor turn-off transient.
In an embodiment of the present invention, as shown in Figure 9：EMC circuits 2：L1 in circuit, L2 be rodlike differential mode inductance, C1,
C2, C3 are MLCC capacitances, and wherein C1 is differential mode capacitor, is connected in parallel between motor positive and negative anodes.C2/C3/C4/C5 is common mode capacitance,
It is connected in parallel between the positive and negative electrode of motor and motor case respectively.It combines with inductance L1, L2 and forms LC filter circuits.V is pressure-sensitive electricity
Resistance, for inhibiting the transient voltage of motor turn-off transient.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (5)
1. a kind of connector assembly of removable pulse current, which is characterized in that the device includes waterproof cover（1）, ground wire
（3）, inductance（4）, PIN needle I（5）, PIN needle II（6）, plug（7）, load plug（8）；Wherein, inductance（4）There are two, it bears
Carry plug（8）There is a port, in connector（7）It is equipped with PIN needle I（5）, PIN needle II（6）, load plug（8）A port
Pass through an inductance（4）Connect PIN needle I（5）, load plug（8）Another port pass through another inductance（4）Connect PIN needle II
（6）, in PIN needle I（5）, PIN needle II（6）Between connect two common mode capacitances, i.e. the first common mode capacitance（C2）, the second common mode capacitance
（C3）, the first common mode capacitance（C2）With the second common mode capacitance（C3）Tie point ground wire（3）；In load plug（8）Two
There are one differential mode capacitors for termination（C1）, in PIN needle I（5）, PIN needle II（6）With load plug（8）Between formed a filter network.
A kind of 2. connector assembly of removable pulse current according to claim 1, which is characterized in that the differential mode
Capacitance（C1）, the first common mode capacitance（C2）, the second common mode capacitance（C3）, two inductance（4）It is arranged on a circuit board（2）On,
Wherein,
First common mode capacitance（C2）With the second common mode capacitance（C3）One end connect an inductance respectively（4）, the first common mode capacitance
（C2）With the second common mode capacitance（C3）Tie point ground wire（3）, two inductance（4）Another termination load plug（8）；
Load plug（8）Both ends between connect there are one differential mode capacitor（C3）；In PIN needle I（5）, PIN needle II（6）With load plug（8）
Between formed a filter network.
3. the connector assembly of a kind of removable pulse current according to claim 1 or 2, which is characterized in that described
Circuit board（2）It is arranged on plug（7）On box in, on the box be equipped with waterproof cover（1）.
4. the connector assembly of a kind of removable pulse current according to claim 1 or 2, which is characterized in that described
Two inductance（4）That is the first inductance（L1）, the second inductance（L2）For rodlike differential mode inductance.
A kind of 5. connector assembly of removable pulse current according to claim 2, which is characterized in that shown circuit board
（2）For printed wiring board.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235050.8A CN108233111A (en) | 2017-11-30 | 2017-11-30 | A kind of connector assembly of removable pulse current |
| PCT/CN2018/095300 WO2019105042A1 (en) | 2017-11-30 | 2018-07-11 | Connector device capable of removing pulse current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235050.8A CN108233111A (en) | 2017-11-30 | 2017-11-30 | A kind of connector assembly of removable pulse current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108233111A true CN108233111A (en) | 2018-06-29 |
Family
ID=62653648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711235050.8A Pending CN108233111A (en) | 2017-11-30 | 2017-11-30 | A kind of connector assembly of removable pulse current |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108233111A (en) |
| WO (1) | WO2019105042A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105042A1 (en) * | 2017-11-30 | 2019-06-06 | 南通联科汽车零部件股份有限公司 | Connector device capable of removing pulse current |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019123289A1 (en) * | 2019-08-30 | 2021-03-04 | Bayerische Motoren Werke Aktiengesellschaft | Integrated modular plug-filter assembly |
| DE102020104106A1 (en) | 2020-02-17 | 2021-08-19 | Hanon Systems | EMC filter plug-in arrangement |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60155218U (en) * | 1984-03-26 | 1985-10-16 | 株式会社村田製作所 | Inlet type noise filter |
| JPH0436325U (en) * | 1990-07-25 | 1992-03-26 | ||
| JPH06208871A (en) * | 1992-12-28 | 1994-07-26 | Matsushita Electric Works Ltd | Current sensing power source tap |
| US20050196993A1 (en) * | 2004-03-05 | 2005-09-08 | Siemens Vdo Automotive Inc. | Universal terminal bar structure with ground contacting feature integrated into a body structure with versatile RFI suppression for electric motors |
| CN204652213U (en) * | 2015-06-04 | 2015-09-16 | 上海凯茵动力传动系统有限公司 | A kind of EMC filter circuit |
| CN106786586A (en) * | 2017-01-23 | 2017-05-31 | 青岛中公联信息科技有限公司 | A kind of self-adaptive electromagnetic interference filter |
| CN207819086U (en) * | 2017-11-30 | 2018-09-04 | 南通联科汽车零部件股份有限公司 | A kind of connector assembly of removable pulse current |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7459996B2 (en) * | 2003-12-16 | 2008-12-02 | High & Low Electronics Co., Ltd. | Stable filter and method for forming the same |
| CN2785228Y (en) * | 2005-01-13 | 2006-05-31 | 中国科学院长春光学精密机械与物理研究所 | Power supply noise filter based on electromagnetic compatibility |
| CN201072848Y (en) * | 2007-03-19 | 2008-06-11 | 北京中石伟业技术有限公司 | Socket type power filter |
| CN101510650A (en) * | 2009-03-20 | 2009-08-19 | 贵州航天电器股份有限公司 | Socket capable of resisting electromagnetic interference and electromagnetic impulse |
| CN201528319U (en) * | 2009-09-14 | 2010-07-14 | 宝鸡市瑞通电器有限公司 | Differential mode enhanced low-pass filter |
| CN108233111A (en) * | 2017-11-30 | 2018-06-29 | 南通联科汽车零部件股份有限公司 | A kind of connector assembly of removable pulse current |
-
2017
- 2017-11-30 CN CN201711235050.8A patent/CN108233111A/en active Pending
-
2018
- 2018-07-11 WO PCT/CN2018/095300 patent/WO2019105042A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60155218U (en) * | 1984-03-26 | 1985-10-16 | 株式会社村田製作所 | Inlet type noise filter |
| JPH0436325U (en) * | 1990-07-25 | 1992-03-26 | ||
| JPH06208871A (en) * | 1992-12-28 | 1994-07-26 | Matsushita Electric Works Ltd | Current sensing power source tap |
| US20050196993A1 (en) * | 2004-03-05 | 2005-09-08 | Siemens Vdo Automotive Inc. | Universal terminal bar structure with ground contacting feature integrated into a body structure with versatile RFI suppression for electric motors |
| CN204652213U (en) * | 2015-06-04 | 2015-09-16 | 上海凯茵动力传动系统有限公司 | A kind of EMC filter circuit |
| CN106786586A (en) * | 2017-01-23 | 2017-05-31 | 青岛中公联信息科技有限公司 | A kind of self-adaptive electromagnetic interference filter |
| CN207819086U (en) * | 2017-11-30 | 2018-09-04 | 南通联科汽车零部件股份有限公司 | A kind of connector assembly of removable pulse current |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105042A1 (en) * | 2017-11-30 | 2019-06-06 | 南通联科汽车零部件股份有限公司 | Connector device capable of removing pulse current |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019105042A1 (en) | 2019-06-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201405807Y (en) | Power supply circuit for whole vehicle controller of hybrid power bus | |
| WO2017005863A1 (en) | High power density inverter (i) | |
| CN108233111A (en) | A kind of connector assembly of removable pulse current | |
| EP2779448A1 (en) | Filter | |
| CN108370196B (en) | Anti-jamming device, electronic assembly and use of anti-jamming device | |
| CN111446902B (en) | AC-DC coupling integrated EMI filter for motor driving system | |
| EP3171499A1 (en) | High power density inverter (i) | |
| CN207819086U (en) | A kind of connector assembly of removable pulse current | |
| CN104200078A (en) | Method for restraining electromagnetic interference (EMI) | |
| CN101578921B (en) | Device for restraining electromagnetic interference for high-frequency signal generation device | |
| CN206758271U (en) | A kind of three terminal patch capacitors of server Switching Power Supply | |
| CN207819687U (en) | A kind of motor of automatic elimination pulsating current | |
| CN111711355A (en) | Switching power supply circuit for inhibiting conduction radiation | |
| CN212572383U (en) | Switching power supply circuit for suppressing conduction radiation | |
| CN204794664U (en) | Electromagnetic compatibility wave filter | |
| CN103490563B (en) | PCB filter circuit for micro machine multipoint earthing wideband EMC | |
| CN108123574A (en) | A kind of motor of automatic elimination pulsating current | |
| CN210416487U (en) | On-vehicle power supply circuit of anti electric transient state conduction | |
| CN209896905U (en) | Interference pulse suppression circuit | |
| WO2016202240A1 (en) | Electromagnetism-compatible filter | |
| CN115149515A (en) | Low-voltage power supply filter circuit and motor controller | |
| CN202261012U (en) | EMI (Electro-Magnetic Interference) filter for industrial frequency converter | |
| CN217936069U (en) | Special vehicle-mounted magnetic balance Hall current sensor | |
| CN202076796U (en) | Filter element and surge voltage restraining type filter circuit | |
| CN210898934U (en) | Bidirectional EMC filter capacitor module for electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |