CN205986884U - Two optical modules of receiving of SFP low -power consumption - Google Patents
Two optical modules of receiving of SFP low -power consumption Download PDFInfo
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- CN205986884U CN205986884U CN201620956380.0U CN201620956380U CN205986884U CN 205986884 U CN205986884 U CN 205986884U CN 201620956380 U CN201620956380 U CN 201620956380U CN 205986884 U CN205986884 U CN 205986884U
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Abstract
The utility model discloses a two optical modules of receiving of SFP low -power consumption, including two module golden fingers of receiving of SFP encapsulation, two receipts module golden fingers include a receive channel and the 2nd receive channel, and a receive channel connects a limiting amplifier, and a limiting amplifier connects a light receiving element, and the 2nd receive channel connects the 2nd limiting amplifier, and the 2nd limiting amplifier connects the 2nd light receiving element, still including the singlechip and falling the consumption unit, the singlechip all is connected with a limiting amplifier, the 2nd limiting amplifier, falls the consumption unit and all is connected with a limiting amplifier, the 2nd limiting amplifier. The utility model discloses realize the two functions of receiving of module to realizing in prior art under the compatible circumstances of conventional SFP light module interface, increase the utilization ratio of integrated circuit board to it is low to reduce the module dissipation.
Description
Technical field
This utility model is related to optical communication field, and more particularly, to a kind of SFP low-power consumption is double to receive optical module.
Background technology
Optical module is the core devices of optic communication, completes photoelectricity and the electro-optic conversion of signal.Typically it is made up of two parts：Send out
Penetrate part and receiving portion.Emitting portion realizes electro-optic conversion；Receiving portion realizes opto-electronic conversion.
The market application of optical module is mainly in Ethernet, SDH, IPTV, data communication, video monitoring, security protection, memory block
Domain network and FTTX.The species of optical module is countless, for optical interface classification, has optical fiber transceiver module, single-shot optical mode
Block, single receipts optical module.
In field of video transmission, equipment generally uses single-shot and single receipts optical module is in the majority.Conventional SFP optical module, including
Transceiver, single-shot and single receipts module, on a board interface, a module using the transmitting of a road signal and can only connect
Receive, it is not high to this results in board utilization rate, the wasting of resources.
In the present communications industry, product increasingly moves towards to customize, and compatibility is newly more preferable, power consumption is lower, integrated level is more preferable
Optical module be increasingly taken seriously.
Utility model content
This utility model is aimed at prior art and realizes module in the case of realizing conventional SFP optical module interface compatibility
The function of double receipts, increases the utilization rate of board, and reduces the low purpose of module dissipation.
For reaching above-mentioned purpose, this utility model employs the following technical solutions realization：
SFP low-power consumption disclosed in this utility model is double to receive optical module, including double receipts module golden fingers of SFP encapsulation, described
Double receipts module golden fingers include the first receiving channel and the second receiving channel, and described first receiving channel connects the first limited range enlargement
Device, described first limiting amplifier connects the first light receiving element, and described second receiving channel connects the second limiting amplifier, institute
State the second limiting amplifier and connect the second light receiving element；Also include single-chip microcomputer and reducing power consumption unit, described single-chip microcomputer and first
Limiting amplifier, the second limiting amplifier are all connected with, described reducing power consumption unit and the first limiting amplifier, the second limiting amplifier
It is all connected with.
Preferably, described double module golden finger of receiving includes 20 pins, the pin arrangement such as following table of double receipts module golden fingers：
Described first limiting amplifier connects double 18 feet receiving module golden finger and 19 feet, and described second limiting amplifier is even
Connect double 12 feet receiving module golden finger and 13 feet.
Preferably, described reducing power consumption unit includes integrated circuit TPS6223X, 1 foot of described integrated circuit TPS6223X, 4
Foot is grounded, and 2 feet of integrated circuit TPS6223X connect one end of inductance L1, and the other end of inductance L1 connects one end of resistance R1,
The other end of resistance R1 connects 6 feet of integrated circuit TPS6223X, one end of resistance R2, and the other end of resistance R2 is grounded, integrated
3 feet of circuit TPS6223X, 5 feet connect 3.3V DC source, and the other end of inductance L1 is the first limiting amplifier, the second amplitude limit
Amplifier provides running voltage.
Further, in described reducing power consumption unit, described 3.3V DC source is provided with filter capacitor C1, described running voltage
It is provided with filter capacitor C2.
This utility model transform SFP golden finger pin as two-way and receives, and is put by the light receiving element and amplitude limit of two-way
The reception of two paths of signals realized by big device, and realizes reducing the function of optical module power consumption by reducing power consumption unit.
Reducing power consumption unit mainly acts on laser driver and light emitting devices, and its principle mainly adopts efficient
DC-DC reduction voltage circuit, realizes reducing the work of circuit power consumption by reducing the supply voltage of laser driver and light emitting devices
With general high efficiency dc-to-dc chip can reach more than 95% efficiency.Wherein C1, C2 are power filtering capacitors, can filter
Except the power supply noise on circuit；The size adjusting R1 and R2 resistance can obtain the output voltage size of our needs.
The beneficial effects of the utility model are as follows：
1st, this utility model maximum has an advantage that in video communication industry, realizes what an optical module two paths of signals received
Function；
2nd, the new utilization rate that improve equipment plate card of this utility model, single module of receiving is changed to double receipts modules, communication chain
Twice is improved on road；
3rd, this utility model reduces the power consumption of optical module, optical module warm power consumption about 0.3W entirely, and overall power reduces half；
4th, this utility model power consumption is ultralow, and caloric value is minimum, can meet the high density under technical grade temperature applications completely
Equipment uses.
Brief description
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the schematic diagram of reducing power consumption unit.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.
As shown in figure 1, SFP low-power consumption disclosed in this utility model is double receives optical module, including double receipts module gold of SFP encapsulation
Finger, double receipts module golden fingers include the first receiving channel and the second receiving channel, and the first receiving channel connects the first amplitude limit and puts
Big device, the first limiting amplifier connects the first light receiving element, and the second receiving channel connects the second limiting amplifier, the second amplitude limit
Amplifier connects the second light receiving element；Also include single-chip microcomputer and reducing power consumption unit, described single-chip microcomputer and the first limiting amplifier,
Second limiting amplifier is all connected with, and reducing power consumption unit is all connected with the first limiting amplifier, the second limiting amplifier.
Double receipts module golden fingers include 20 pins, the pin arrangement such as following table of double receipts module golden fingers：
First limiting amplifier connects double 18 feet receiving module golden finger and 19 feet, and the second limiting amplifier connection is double to receive mould
12 feet of nugget finger and 13 feet.
As shown in Fig. 2 reducing power consumption unit includes integrated circuit TPS6223X, 1 foot of described integrated circuit TPS6223X, 4
Foot is grounded, and 2 feet of integrated circuit TPS6223X connect one end of inductance L1, and the other end of inductance L1 connects one end of resistance R1,
The other end of resistance R1 connects 6 feet of integrated circuit TPS6223X, one end of resistance R2, and the other end of resistance R2 is grounded, integrated
3 feet of circuit TPS6223X, 5 feet connect 3.3V DC source, and the other end of inductance L1 is the first limiting amplifier, the second amplitude limit
Amplifier provides running voltage；3.3V DC source is provided with filter capacitor C1, and running voltage is provided with filter capacitor C2.
Certainly, this utility model also can have other various embodiments, spiritual and its substantive without departing substantially from this utility model
In the case of, those of ordinary skill in the art can make various corresponding changes according to this utility model and deform, but these phases
The change answered and deformation all should belong to the scope of the claims appended by this utility model.
Claims (4)
1.SFP low-power consumption is double receive optical module it is characterised in that：Including double receipts module golden fingers of SFP encapsulation, described double receipts modules
Golden finger includes the first receiving channel and the second receiving channel, and described first receiving channel connects the first limiting amplifier, described
First limiting amplifier connection the first light receiving element, described second receiving channel connection the second limiting amplifier, described second
Limiting amplifier connects the second light receiving element；Also include single-chip microcomputer and reducing power consumption unit, described single-chip microcomputer is put with the first amplitude limit
Big device, the second limiting amplifier are all connected with, and described reducing power consumption unit and the first limiting amplifier, the second limiting amplifier all connect
Connect.
2. SFP low-power consumption according to claim 1 double receive optical module it is characterised in that：Described double receipts module golden finger bag
Include 20 pins, the pin arrangement such as following table of double receipts module golden fingers：
Described first limiting amplifier connects double 18 feet receiving module golden finger and 19 feet, and described second limiting amplifier connects double
Receive 12 feet and 13 feet of module golden finger.
3. SFP low-power consumption according to claim 1 double receive optical module it is characterised in that：Described reducing power consumption unit includes collecting
Become circuit TPS6223X, 1 foot of described integrated circuit TPS6223X, 4 foot ground connection, 2 feet of integrated circuit TPS6223X connect electricity
One end of sense L1, the other end of inductance L1 connects one end of resistance R1, and the other end of resistance R1 connects integrated circuit TPS6223X
6 feet, one end of resistance R2, resistance R2 the other end ground connection, 3 feet of integrated circuit TPS6223X, 5 feet connect 3.3V unidirectional currents
Source, the other end of inductance L1 is the first limiting amplifier, the second limiting amplifier provides running voltage.
4. SFP low-power consumption according to claim 3 double receive optical module it is characterised in that：In described reducing power consumption unit, described
3.3V DC source is provided with filter capacitor C1, and described running voltage is provided with filter capacitor C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956380.0U CN205986884U (en) | 2016-08-26 | 2016-08-26 | Two optical modules of receiving of SFP low -power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620956380.0U CN205986884U (en) | 2016-08-26 | 2016-08-26 | Two optical modules of receiving of SFP low -power consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205986884U true CN205986884U (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620956380.0U Active CN205986884U (en) | 2016-08-26 | 2016-08-26 | Two optical modules of receiving of SFP low -power consumption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107786278A (en) * | 2016-08-26 | 2018-03-09 | 成都芯瑞科技股份有限公司 | SFP low-power consumption is double to receive optical module |
-
2016
- 2016-08-26 CN CN201620956380.0U patent/CN205986884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107786278A (en) * | 2016-08-26 | 2018-03-09 | 成都芯瑞科技股份有限公司 | SFP low-power consumption is double to receive optical module |
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