CN108770192B - 实现相邻网络端口共模雷击防护功能的pcb电路布线结构 - Google Patents
实现相邻网络端口共模雷击防护功能的pcb电路布线结构 Download PDFInfo
- Publication number
- CN108770192B CN108770192B CN201810971310.6A CN201810971310A CN108770192B CN 108770192 B CN108770192 B CN 108770192B CN 201810971310 A CN201810971310 A CN 201810971310A CN 108770192 B CN108770192 B CN 108770192B
- Authority
- CN
- China
- Prior art keywords
- common mode
- center tap
- impedance matching
- lightning stroke
- network port
- 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.)
- Active
Links
- 208000025274 Lightning injury Diseases 0.000 title claims abstract description 35
- 238000002955 isolation Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0237—High frequency adaptations
- H05K1/025—Impedance arrangements, e.g. impedance matching, reduction of parasitic impedance
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/07—Electric details
- H05K2201/0776—Resistance and impedance
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810971310.6A CN108770192B (zh) | 2018-08-24 | 2018-08-24 | 实现相邻网络端口共模雷击防护功能的pcb电路布线结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810971310.6A CN108770192B (zh) | 2018-08-24 | 2018-08-24 | 实现相邻网络端口共模雷击防护功能的pcb电路布线结构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108770192A CN108770192A (zh) | 2018-11-06 |
CN108770192B true CN108770192B (zh) | 2023-06-16 |
Family
ID=63967442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810971310.6A Active CN108770192B (zh) | 2018-08-24 | 2018-08-24 | 实现相邻网络端口共模雷击防护功能的pcb电路布线结构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108770192B (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102723706A (zh) * | 2012-05-30 | 2012-10-10 | 武汉烽火网络有限责任公司 | PoE端口过电压综合防护电路及其实现方法 |
CN208971846U (zh) * | 2018-08-24 | 2019-06-11 | 上海市共进通信技术有限公司 | 网络设备中实现相邻网络端口共模雷击防护功能的pcb电路布线结构 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6804099B2 (en) * | 2001-04-04 | 2004-10-12 | Microtune (Texas), L.P. | Cable network interface circuit |
JP4012040B2 (ja) * | 2002-10-31 | 2007-11-21 | キヤノン株式会社 | センタタップ終端回路及びセンタタップ終端回路を有するプリント配線板 |
US20060121801A1 (en) * | 2004-12-02 | 2006-06-08 | Neven Pischl | High speed wired media connector with symmetric PCB interface |
TWI543470B (zh) * | 2012-12-05 | 2016-07-21 | 技嘉科技股份有限公司 | 連接器電路及其高壓突波保護方法 |
CN204696671U (zh) * | 2015-04-03 | 2015-10-07 | 富士康(昆山)电脑接插件有限公司 | 网络防突波电路及应用该电路的网络防突波装置 |
US10374813B2 (en) * | 2015-08-07 | 2019-08-06 | The Boeing Company | Coupler for power line communication and power-over-ethernet |
CN107332675B (zh) * | 2017-07-31 | 2023-05-02 | 博为科技有限公司 | 无网络变压器的PoE设备 |
-
2018
- 2018-08-24 CN CN201810971310.6A patent/CN108770192B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102723706A (zh) * | 2012-05-30 | 2012-10-10 | 武汉烽火网络有限责任公司 | PoE端口过电压综合防护电路及其实现方法 |
CN208971846U (zh) * | 2018-08-24 | 2019-06-11 | 上海市共进通信技术有限公司 | 网络设备中实现相邻网络端口共模雷击防护功能的pcb电路布线结构 |
Also Published As
Publication number | Publication date |
---|---|
CN108770192A (zh) | 2018-11-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9472950B2 (en) | Protection circuit of power over ethernet port and ethernet power-sourcing equipment | |
CN106159925A (zh) | 网络防突波电路及应用该电路的网络防突波装置 | |
CN104135148A (zh) | 一种usb接口电路 | |
WO2015096398A1 (zh) | Poe供电防护系统及方法 | |
CN103474977A (zh) | 一种防雷器、防雷组合及防雷柜 | |
TWI543470B (zh) | 連接器電路及其高壓突波保護方法 | |
CN108770192B (zh) | 实现相邻网络端口共模雷击防护功能的pcb电路布线结构 | |
US20080130185A1 (en) | Base station protector assembly for surge protection | |
KR101277321B1 (ko) | 통신용 서지보호기 | |
KR20200068067A (ko) | 칩 보호 회로 | |
CN208971846U (zh) | 网络设备中实现相邻网络端口共模雷击防护功能的pcb电路布线结构 | |
JP2013247700A (ja) | サージ防護装置 | |
TWI737533B (zh) | 過電壓保護電路及c型通用序列匯流排連接器 | |
CN104122923B (zh) | 数模混合电路的接地方法及电路板 | |
US9570904B2 (en) | Transmission bandwidth extender/category 6 surge protector | |
TWM559532U (zh) | 用於乙太網路之保護電路及具有保護電路之供電端設備 | |
CN105958458A (zh) | 三相电源信号共用电涌保护器 | |
CN114221313B (zh) | 一种防护系统及浮地设备 | |
TWM492572U (zh) | 網路訊號處理電路之防雷擊裝置 | |
CN215646165U (zh) | 一种poe++以太网交换机防雷击电路 | |
TWI607614B (zh) | 網路濾波電路及應用該電路之網路濾波裝置 | |
CN218482658U (zh) | 防静电保护电路以及电气装置 | |
US20240087779A1 (en) | Surge arresting power cable | |
CN201629903U (zh) | 静电放电保护装置及电路板装置 | |
CN108899176B (zh) | 一种400伏开启式电流互感器组件 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231012 Address after: 215412 No.89 Jiangnan Road, Ludu Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: TAICANG T&W ELECTRONICS Co.,Ltd. Address before: 200235 7th floor, Yuanzhong scientific research building, 1905 Hongmei Road, Xuhui District, Shanghai Patentee before: SHANGHAI GONGJIN COMMUNICATIONS TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: No. 1-4, No. 89 Jiangnan Road, Ludu Street, Taicang City, Suzhou City, Jiangsu Province, China Patentee after: Suzhou Gongjin Automotive Technology Co.,Ltd. Country or region after: China Address before: 215412 No.89 Jiangnan Road, Ludu Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: TAICANG T&W ELECTRONICS Co.,Ltd. Country or region before: China |