CN103199917A - Optoelectronic isolator - Google Patents
Optoelectronic isolator Download PDFInfo
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- CN103199917A CN103199917A CN2013100859218A CN201310085921A CN103199917A CN 103199917 A CN103199917 A CN 103199917A CN 2013100859218 A CN2013100859218 A CN 2013100859218A CN 201310085921 A CN201310085921 A CN 201310085921A CN 103199917 A CN103199917 A CN 103199917A
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- access module
- light
- power
- service access
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Abstract
The invention discloses an optoelectronic isolator. The optoelectronic isolator comprises a power module. The optoelectronic isolator is characterized in that the power module is respectively connected with a service unit, a management unit and a light unit. The service unit comprises a service access module. The management unit comprises a micro-control module. The light unit comprises a light access module. The service access module, the micro-control module and the light access module are connected with the power module, the service access module is connected with the micro-control module, and the micro-control module is connected with the light access module. Power conversion modules are arranged between the service access module and the power module and between the light access module and the power module. An optoelectronic conversion module is arranged between the micro-control module and the service access module. An optoelectronic conversion module is arranged between the micro-control module and the light access module. The optoelectronic isolator has the advantages that faultless data transmission is obtained in high-speed field bus communication, data integrity is maintained, and use is convenient.
Description
Technical field
The present invention relates to field of optoelectronic devices, relate in particular to a kind of photoisolator.
Background technology
Photoisolator is the media transmission signal of telecommunication with light.It has the good isolation effect to input, the output signal of telecommunication, so it is widely used in various circuit.Exist many no small ringing pulses in the commercial Application environment; these ringing pulse meetings have influence on the transmission of data; even the equipment of injury interconnection; in order to obtain faultless transfer of data at the high speed field bus communication; industrial system design engineer must handle these interference, can use the photoisolator with insulation isolation features to keep the integrality of data and protect interconnect equipment usually.
Summary of the invention
The purpose of this invention is to provide a kind of photoisolator.
The technical solution used in the present invention is:
A kind of photoisolator, comprise power module, it is characterized in that: described power module connects business unit respectively, administrative unit and light unit, described business unit comprises the service access module, described administrative unit comprises the microcontroller module, described smooth unit comprises the light access module, described service access module, the microcontroller module is connected with power module with the light access module, described service access module is connected with the microcontroller module, described microcontroller module is connected with the light access module, between described service access module and the power module, be provided with power transfer module between light access module and the power module, be provided with photoelectric conversion module between described microcontroller module and the service access module, be provided with photoelectric conversion module between described microcontroller module and the light access module.
Be provided with overcurrent and overvoltage protective module between described power transfer module and the service access module.
Be provided with the reverse protection module between described photoelectric conversion module and the service access module.
Be provided with the reverse protection module between described photoelectric conversion module and the light access module.
Advantage of the present invention is: obtains faultless transfer of data at the high speed field bus communication, kept the complete performance of data, and very easy to use.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is structural representation of the present invention.
Wherein: 1, power module, 2, the service access module, 3, the microcontroller module, 4, the light access module, 5, power transfer module, 6, photoelectric conversion module, 7, overcurrent and overvoltage protective module, 8, the reverse protection module.
Embodiment
As shown in Figure 1; a kind of photoisolator of the present invention; comprise power module 1; described power module connects business unit respectively; administrative unit and light unit; described business unit comprises service access module 2; described administrative unit comprises microcontroller module 3; described smooth unit comprises light access module 4; described service access module 2; microcontroller module 3 is connected with power module 1 with light access module 4; described service access module 2 is connected with microcontroller module 3; described microcontroller module 3 is connected with light access module 4; between described service access module 2 and the power module 1; be provided with power transfer module 5 between light access module 4 and the power module 1; be provided with photoelectric conversion module 6 between described microcontroller module 3 and the service access module 2; be provided with photoelectric conversion module 6 between described microcontroller module 3 and the light access module 4; be provided with overcurrent and overvoltage protective module 7 between described power transfer module 5 and the service access module 2; be provided with reverse protection module 8 between described photoelectric conversion module 6 and the service access module 2; be provided with reverse protection module 8 between described photoelectric conversion module 6 and the light access module 4; obtain faultless transfer of data at the high speed field bus communication; kept the complete performance of data, very easy to use.
Claims (4)
1. photoisolator, comprise power module, it is characterized in that: described power module connects business unit respectively, administrative unit and light unit, described business unit comprises the service access module, described administrative unit comprises the microcontroller module, described smooth unit comprises the light access module, described service access module, the microcontroller module is connected with power module with the light access module, described service access module is connected with the microcontroller module, described microcontroller module is connected with the light access module, between described service access module and the power module, be provided with power transfer module between light access module and the power module, be provided with photoelectric conversion module between described microcontroller module and the service access module, be provided with photoelectric conversion module between described microcontroller module and the light access module.
2. a kind of photoisolator according to claim 1 is characterized in that: be provided with overcurrent and overvoltage protective module between described power transfer module and the service access module.
3. a kind of photoisolator according to claim 1 is characterized in that: be provided with the reverse protection module between described photoelectric conversion module and the service access module.
4. a kind of photoisolator according to claim 1 is characterized in that: be provided with the reverse protection module between described photoelectric conversion module and the light access module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100859218A CN103199917A (en) | 2013-03-19 | 2013-03-19 | Optoelectronic isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100859218A CN103199917A (en) | 2013-03-19 | 2013-03-19 | Optoelectronic isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103199917A true CN103199917A (en) | 2013-07-10 |
Family
ID=48722294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100859218A Pending CN103199917A (en) | 2013-03-19 | 2013-03-19 | Optoelectronic isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103199917A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872672A (en) * | 2018-07-09 | 2018-11-23 | 中检质技检验检测科学研究院有限公司 | Based on short-circuit test overvoltage photoelectric insulating protection device |
| CN109525312A (en) * | 2019-01-15 | 2019-03-26 | 哈尔滨工业大学（深圳） | A kind of photodetector protective device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2872496Y (en) * | 2006-03-07 | 2007-02-21 | 李荣泰 | Photoelectric isolator |
| CN201142573Y (en) * | 2007-11-19 | 2008-10-29 | 深圳市普顺科技有限公司 | Lightning protection type optoelectronic isolator |
| US20110033192A1 (en) * | 2009-08-06 | 2011-02-10 | Emcore Corporation | Small Packaged Tunable Optical Transmitter |
| CN202145641U (en) * | 2011-06-07 | 2012-02-15 | 广州铁达信息科技有限公司 | Photoelectric isolator |
| CN102707384A (en) * | 2012-06-28 | 2012-10-03 | 北京交通大学 | All-fibre isolator |
-
2013
- 2013-03-19 CN CN2013100859218A patent/CN103199917A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2872496Y (en) * | 2006-03-07 | 2007-02-21 | 李荣泰 | Photoelectric isolator |
| CN201142573Y (en) * | 2007-11-19 | 2008-10-29 | 深圳市普顺科技有限公司 | Lightning protection type optoelectronic isolator |
| US20110033192A1 (en) * | 2009-08-06 | 2011-02-10 | Emcore Corporation | Small Packaged Tunable Optical Transmitter |
| CN202145641U (en) * | 2011-06-07 | 2012-02-15 | 广州铁达信息科技有限公司 | Photoelectric isolator |
| CN102707384A (en) * | 2012-06-28 | 2012-10-03 | 北京交通大学 | All-fibre isolator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872672A (en) * | 2018-07-09 | 2018-11-23 | 中检质技检验检测科学研究院有限公司 | Based on short-circuit test overvoltage photoelectric insulating protection device |
| CN109525312A (en) * | 2019-01-15 | 2019-03-26 | 哈尔滨工业大学（深圳） | A kind of photodetector protective device and method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130710 |