CN208705875U - A kind of optic module turns the device of FC hard-disk interface - Google Patents
A kind of optic module turns the device of FC hard-disk interface Download PDFInfo
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- CN208705875U CN208705875U CN201821663481.4U CN201821663481U CN208705875U CN 208705875 U CN208705875 U CN 208705875U CN 201821663481 U CN201821663481 U CN 201821663481U CN 208705875 U CN208705875 U CN 208705875U
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Abstract
The utility model discloses the devices that a kind of optic module turns FC hard-disk interface, connect host and FC hard disk, which includes a circuit board, are provided with optic module, FC hard-disk interface and power module on circuit board；FC hard-disk interface connects optic module and power module, and optic module connects power module, FC hard-disk interface and the grafting of FC hard disk, and optic module is connect by optical fiber cable with the sonet card in host, and power module is connect by power supply line with host；It powers after the input voltage decompression of electric power source pair of module host transmission to optic module and FC hard-disk interface, the also connection status between detection FC hard-disk interface and FC hard disk, optic module and sonet card and prompt；Optic module carries out data communication by FC hard-disk interface and FC hard disk.The circuit board can directly be inserted into the test that FC hard disk is realized on FC hard disk, and volume very little, weight is lighter, is highly convenient for carrying, and limit test no longer by position.
Description
Technical field
The utility model relates to electronic technology field, in particular to a kind of optic module turns the device of FC hard-disk interface.
Background technique
When existing FC hard disk test, it can only be carried out between fiber-optic signal and FC hard disk signal by the optical fiber cabinet of profession
Conversion.Since optical fiber cabinet body product is big, weight is very heavy, inconvenient movement and not Portable belt, FC hard disk test is caused to be limited by position
System.
Thus the prior art could be improved and improve.
Utility model content
Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of optic module, to turn FC hard
The device of disk interface, to solve existing FC hard disk test because optical fiber cabinet is not easily shifted and carrying causes test position is limited to ask
Topic.
In order to achieve the above object, the utility model takes following technical scheme:
A kind of optic module turns the device of FC hard-disk interface, connects host and FC hard disk comprising a circuit board, the electricity
Optic module, FC hard-disk interface and power module are provided on the plate of road；The FC hard-disk interface connection optic module and power supply mould
Block, optic module connect power module, FC hard-disk interface and the grafting of FC hard disk, and optic module passes through the light in optical fiber cable and host
Fibre card connection, power module are connect by power supply line with host；
It powers after the input voltage decompression of the electric power source pair of module host transmission to optic module and FC hard-disk interface, also examines
Survey the connection status between FC hard-disk interface and FC hard disk, optic module and sonet card and prompt；Optic module passes through FC hard disk
Interface and FC hard disk carry out data communication.
The optic module turns in the device of FC hard-disk interface, the power module include Switching Power Supply reduction voltage circuit and
Voltage regulator circuit, Switching Power Supply reduction voltage circuit connection voltage regulator circuit and FC hard-disk interface, voltage regulator circuit connect optic module and
FC hard-disk interface；
Output services voltage gives FC hard disk after the Switching Power Supply reduction voltage circuit carries out level-one decompression to the input voltage
Input voltage is also transferred to the power supply of FC hard-disk interface by interface power supply；
Output supplies voltage to optic module power supply after the voltage regulator circuit carries out second level decompression to operating voltage；Detect FC
Bright light prompt is carried out when hard-disk interface is connect with FC hard disk, optic module and sonet card, detects FC hard-disk interface and optic module
Between flashing light prompt is carried out when carrying out data transmission.
The optic module turns in the device of FC hard-disk interface, the model AFBR-57R5AEZ of the optic module,
The model ST3500071FC of FC hard-disk interface；
VeeT foot, VeeR foot, TX_DISABLE foot, the VEET foot of the optic module are connected with each other and are grounded；Optical fiber
The TD- foot of module, TD+ foot, RD+ foot, RD- foot respectively with the 26th foot, the 36th foot, the 39th foot, the 23rd foot one of FC hard-disk interface
It is connected to one；The VccT foot and VccR foot of optic module are all connected with second source end, RX_LOS foot, the Rate of optic module
Select foot, MOD_DEF0 foot, MOD_DEF1 foot, MOD_DEF2 foot are all connected with voltage regulator circuit；The 2nd of the FC hard-disk interface
Foot, the 19th foot, the 20th foot and the 21st foot are all connected with Switching Power Supply reduction voltage circuit and voltage regulator circuit；4th foot of FC hard-disk interface connects
Connect voltage regulator circuit；The 10th foot, the 11st foot and the 31st foot of FC hard-disk interface are all connected with Switching Power Supply reduction voltage circuit and voltage regulator circuit；
11st foot of FC hard-disk interface connects the 15th foot；The 5th foot, the 7th foot, the 8th foot, the 14th foot, the 16th foot, the 18th of FC hard-disk interface
Foot, the 22nd foot, the 25th foot, the 28th foot, the 29th foot, the 30th foot, the 32nd foot, the 33rd foot, the 35th foot, the 38th foot, the 40th foot connect
Ground.
The optic module turns in the device of FC hard-disk interface, the Switching Power Supply reduction voltage circuit include decompression chip,
Power interface, the first inductance, first diode, first capacitor, the second capacitor, third capacitor, first resistor, second resistance,
Three resistance, the 4th resistance and the 5th resistance；
The SW foot of the decompression chip connects one end of the first inductance and the cathode of first diode；First inductance it is another
End connection one end of first capacitor, one end of first resistor, voltage regulator circuit and FC hard-disk interface the 10th foot；First diode
Anode connection first capacitor the other end and ground, be depressured chip FB foot connection first resistor the other end and second resistance one
End, the COMP foot for being depressured chip pass through one end of the 4th resistance of the second capacitance connection；The GND foot for being depressured chip connects second resistance
The other end, the 4th resistance the other end and ground；The FREQ foot for being depressured chip passes through the 5th resistance eutral grounding；It is depressured the EN foot of chip
The one end and ground for connecting 3rd resistor, be depressured the VIN foot connection other end of 3rd resistor of chip, the 2nd foot of power interface and
First power end)；The BST foot for being depressured chip passes through the cathode of third capacitance connection first diode, and the 2nd foot of power interface connects
Connect the 20th foot of voltage regulator circuit and FC hard-disk interface, the 1st foot ground connection of power interface.
The optic module turns in the device of FC hard-disk interface, and the Switching Power Supply reduction voltage circuit further includes magnetic bead,
Four capacitors and the 5th capacitor；
The 2nd foot and the first power end of one end connection power interface of the magnetic bead；The 4th electricity of other end connection of magnetic bead
One end of appearance, the VIN foot for being depressured chip and the 5th capacitor one end, the other end ground connection of the 4th capacitor, the 5th capacitor it is another
The EN foot and ground of end connection decompression chip.
The optic module turns in the device of FC hard-disk interface, and the voltage regulator circuit includes voltage-stablizer, the first electrolysis electricity
Appearance, the second electrolytic capacitor, third electrolytic capacitor, the 4th electrolytic capacitor, the 5th electrolytic capacitor, the second inductance, the 6th resistance, first
Indicator light and the second indicator light；
The Vin foot of the voltage-stablizer connects the anode of the first electrolytic capacitor, the anode of the second electrolytic capacitor, the first indicator light
Anode, the other end of the first inductance and the 10th foot of FC hard-disk interface；The cathode connection FC hard-disk interface of first indicator light
4th foot；The ADJ foot of voltage-stablizer connects the cathode and ground of the cathode of the first electrolytic capacitor, the second electrolytic capacitor；The Vout of voltage-stablizer
Foot passes through the anode of the second inductance connection third electrolytic capacitor, the anode of the 4th electrolytic capacitor, second source end, the 6th resistance
The anode of one end and the second indicator light；The cathode of second indicator light connects the other end of the 6th resistance and the RX_LOS of optic module
Foot；The cathode of third electrolytic capacitor connects the cathode and ground of the cathode of the 4th electrolytic capacitor, the 5th electrolytic capacitor；5th electrolysis electricity
20th foot of the anode connection FC hard-disk interface of appearance and the VIN foot of decompression chip；One end connection optic module of 6th resistance
Rate Select foot, MOD_DEF0 foot, MOD_DEF1 foot and MOD_DEF2 foot.
The optic module turns in the device of FC hard-disk interface, and the voltage regulator circuit further includes the 7th resistance, the 8th electricity
Resistance, the 9th resistance, the tenth resistance, eleventh resistor and twelfth resistor；
The Vin foot of one end connection voltage-stablizer of 7th resistance, the other end of the 7th resistance connect the first indicator light
Anode；One end of 8th resistance connects the anode of the 4th electrolytic capacitor, one end of the 9th resistance, one end of the tenth resistance, the tenth
One end of one resistance, twelfth resistor, the 6th resistance one end and second source end；The other end connection second of 8th resistance refers to
Show the anode of lamp, the MOD_DEF2 foot of the other end optic module of the 9th resistance, the other end optic module of the tenth resistance
MOD_DEF1 foot, the MOD_DEF0 foot of the other end optic module of eleventh resistor, the other end optic module of twelfth resistor
Rate Select foot.
The optic module turns in the device of FC hard-disk interface, the model MP1584 of the decompression chip.
The optic module turns in the device of FC hard-disk interface, the model 1117-3.3 of the voltage-stablizer.
Compared to the prior art, optic module provided by the utility model turns the device of FC hard-disk interface, connection host and
FC hard disk, the device include a circuit board, are provided with optic module, FC hard-disk interface and power module on the circuit board；Institute
FC hard-disk interface connection optic module and power module are stated, optic module connects power module, and FC hard-disk interface and FC hard disk are inserted
It connects, optic module is connect by optical fiber cable with the sonet card in host, and power module is connect by power supply line with host；The electricity
Power after the input voltage decompression that source module transmits host to optic module and FC hard-disk interface, also detection FC hard-disk interface with
Connection status and prompt between FC hard disk, optic module and sonet card；Optic module by FC hard-disk interface and FC hard disk into
Row data communication.The circuit board can be directly inserted on FC hard disk, be connected respectively with sonet card and host by optical fiber cable and power supply line
It connects, host supplying power can be carried out by power supply line, sonet card input optical fibre signal and FC hard disk communicate, to realize FC hard disk
Test, volume very little, weight is lighter, is highly convenient for carrying, and can test whenever and wherever possible as long as having host (built-in fiber card)
FC hard disk limits test no longer by position.
Detailed description of the invention
Fig. 1 is the structural block diagram for the device that optic module provided by the utility model turns FC hard-disk interface.
Fig. 2 is the positive structure schematic for the device that optic module provided by the utility model turns FC hard-disk interface.
Fig. 3 is the structure schematic diagram for the device that optic module provided by the utility model turns FC hard-disk interface.
Fig. 4 is the circuit diagram for the device that optic module provided by the utility model turns FC hard-disk interface.
Specific embodiment
The utility model provides the device that a kind of optic module turns FC hard-disk interface, can directly be inserted on FC hard disk, pass through
Optical fiber cable and power supply line are connect with host, can be communicated by the sonet card input optical fibre signal in host with FC hard disk, thus
Realize the test of FC hard disk.To keep the purpose of this utility model, technical solution and effect clearer, clear, referring to attached
Figure develops simultaneously embodiment to the utility model further description.It should be appreciated that specific embodiment described herein only to
It explains the utility model, is not used to limit the utility model.
Please refer to Fig. 1, Fig. 2 and Fig. 3, the device that optic module provided by the utility model turns FC hard-disk interface includes
One circuit board 1 is provided with optic module 10, FC hard-disk interface 20 and power module 30 on the circuit board 1, and the FC hard disk connects
Mouth 20 connects optic modules 10 and power module 30, and optic module 10 connects power module 30, FC hard-disk interface 20 and outside
FC hard disk grafting (the corresponding interface grafting of interface Yu FC hard disk as shown in Figure 3), optic module 10 is by optical fiber cable (from Fig. 2
The access of interface shown in middle A) connect with the sonet card inside host with input optical fibre signal, power module 30 pass through power supply line and
Host is connected to input the input voltage of+12V.The power module 30 is hard to optic module 10 and FC after being depressured to input voltage
Disk interface 20 is powered, and the connection status between FC hard-disk interface 20 and FC hard disk, optic module 10 and sonet card and prompt are detected；
Optic module 10 carries out data communication by FC hard-disk interface 20 and FC hard disk.
In the present embodiment, the optic module 10, will be faint using the optic module of model AFBR-57R5AEZ
Fiber-optic signal is converted into " electricity " signal, by FC hard drive protocol from its TD+ foot, TD- foot, RD- foot, RD+ foot and FC hard-disk interface
20 external FC hard disks carry out data communication (this is the prior art, carries out test communication by software).The power module 30
+ 12V voltage needed for providing work to FC hard disk and+5V voltage, the and+3.3V voltage to optic module 10.
It is used since the device that the optic module turns FC hard-disk interface is mainly used for test, bare board can be used directly, i.e., directly
Connect related device is integrated on circuit boards, aerial lug is connect with sonet card, and the direct grafting of FC hard disk, such as Fig. 2 institute
The structure shown.Box in Fig. 2 indicates that other electronic devices, the circle in 20 signified boxes indicate that FC hard-disk interface 20 is right
The pad answered.Annulus in Fig. 3 indicates the corresponding pad of optic module 10.Configuration, i.e. circuit are not shown in Fig. 2 and Fig. 3
The connection cabling between each device is not shown on plate, according to circuit diagram it is found that be not described further herein.In order to protect optical fiber mode
Block turns the device of FC hard-disk interface, in the specific implementation, a shell can also be arranged to the circuit board, in shell uplifting window to leak out
The corresponding interface of optic module 10, FC hard-disk interface 20 and power module 30, in order to host and FC hard disk external connection.It should
Circuit board can be directly inserted on FC hard disk, connect and be powered with host by power supply line, connect by optical fiber cable with sonet card,
It can be communicated by computer sonet card input optical fibre signal and FC hard disk, thus realize the test of FC hard disk, volume very little, body
Weight is lighter, is highly convenient for carrying, as long as there is host (such as computer, built-in fiber card) that can test FC hard disk whenever and wherever possible, makes to survey
Examination is no longer limited by position.
In the present embodiment, the power module 30 includes Switching Power Supply reduction voltage circuit 310 and voltage regulator circuit 320, described to open
Powered-down source reduction voltage circuit 310 connects voltage regulator circuit 320 and FC hard-disk interface 20, and voltage regulator circuit 320 connects optic module 10 and FC
Hard-disk interface 20.Output services voltage (+5V) is given after the Switching Power Supply reduction voltage circuit 310 carries out level-one decompression to input voltage
FC hard-disk interface 20 is powered, and input voltage is also transferred to FC hard-disk interface 20 and is powered.The voltage regulator circuit 320 is to operating voltage
Output supply voltage (+3.3V) is powered to optic module 10 after carrying out second level decompression；Detect FC hard-disk interface 20 and FC hard disk, light
Bright light prompt is carried out when fiber module 10 is connect with sonet card, is detected and is carried out data biography between FC hard-disk interface 20 and optic module 10
Flashing light prompt is carried out when defeated.
Referring to Figure 4 together, in the present embodiment, the more excellent model of the optic module 10 is AFBR-57R5AEZ, and FC is hard
The more excellent model of disk interface 20 is ST3500071FC or HUS1530VLF400；The VeeT foot of the optic module 10, VeeR foot,
TX_DISABLE foot, VEET foot are connected with each other and are grounded；The TD- foot of optic module 10, TD+ foot, RD+ foot, RD- foot respectively with
The 26th foot, the 36th foot, the 39th foot, the 23rd one-to-one connection of foot of FC hard-disk interface 20；The VccT foot and VccR of optic module 10
Foot is all connected with second source end (input+3.3V voltage), RX_LOS foot, the Rate Select foot, MOD_DEF0 of optic module 10
Foot, MOD_DEF1 foot, MOD_DEF2 foot are all connected with voltage regulator circuit 320；The 2nd foot, the 19th foot, the 20th of the FC hard-disk interface 20
Foot and the 21st foot are all connected with and (are connected with each other and external) Switching Power Supply reduction voltage circuit 310 and voltage regulator circuit 320；FC hard disk connects
4th foot of mouth 20 connects voltage regulator circuit 320；The 10th foot, the 11st foot and the 31st foot of FC hard-disk interface 20 are all connected with Switching Power Supply
Reduction voltage circuit 310 and voltage regulator circuit 320；11st foot of FC hard-disk interface 20 connects the 15th foot, and (the 11st foot can in the specific implementation
The 15th foot is connected by a resistance)；The 5th foot, the 7th foot, the 8th foot, the 14th foot, the 16th foot, the 18th foot, of FC hard-disk interface 20
22 feet, the 25th foot, the 28th foot, the 29th foot, the 30th foot, the 32nd foot, the 33rd foot, the 35th foot, the 38th foot, the 40th foot are grounded.
Please continue to refer to Fig. 4, the Switching Power Supply reduction voltage circuit 310 includes decompression chip U1, power interface JP1, first
Inductance L1, first diode D1, first capacitor C1, the second capacitor C2, third capacitor C3, first resistor R1, second resistance R2,
Three resistance R3, the 4th resistance R4 and the 5th resistance R5；The SW foot of the decompression chip U1 connects one end and the of the first inductance L1
The cathode of one diode D1；The other end of first inductance L1 connects one end of first capacitor C1, one end of first resistor R1, pressure stabilizing
10th foot of circuit 320 and FC hard-disk interface 20；The other end and ground of the anode connection first capacitor C1 of first diode D1, drop
The other end of the FB foot connection first resistor R1 of chip U1 and one end of second resistance R2 are pressed, the COMP foot of decompression chip U1 passes through
One end of the 4th resistance R4 of second capacitor C2 connection；It is depressured the other end, the 4th electricity of the GND foot connection second resistance R2 of chip U1
Hinder the other end and ground of R4；The FREQ foot for being depressured chip U1 is grounded by the 5th resistance R5；It is depressured the EN foot connection the of chip U1
The VIN foot of one end and ground of three resistance R3, decompression chip U1 connects the 2nd foot of the other end of 3rd resistor R3, power interface JP1
With the first power end (input+12V voltage)；The BST foot for being depressured chip U1 passes through third capacitor C3 connection first diode D1's
Cathode, the 20th foot of the 2nd foot the connection voltage regulator circuit 320 and FC hard-disk interface 20 of power interface JP1, the 1st of power interface JP1 the
Foot ground connection.
In the present embodiment, the model MP1584 of the decompression chip U1.On the one hand+12V the voltage of external dc passes through
Power interface JP1 directly inputs FC hard-disk interface 20, other foot (i.e. the 2nd feet, giving its 20th foot and being connected with the 20th foot
19 feet and the 21st foot) power supply.On the other hand+12V voltage is transmitted in decompression chip U1 and is depressured, defeated from the SW foot of decompression chip U1
Out, it through the first inductance L1, first capacitor C1 and first diode D1 rectifying and wave-filtering, is divided by first resistor R1 and second resistance R2
After divide two-way to export, feed back to voltage regulator circuit 320 all the way, another way directly to the 10th foot of FC hard-disk interface 20, the 11st foot and
The power supply of 31st foot.Wherein, the resistance value of first resistor R1 is preferably 54K Ω, and the resistance value of second resistance R2 is 10K Ω, then is depressured core
Voltage Vout=0.8 10=5.12v of (54+10) ÷ of the SW foot output of piece U1.
In further embodiment, the Switching Power Supply reduction voltage circuit 310 further includes magnetic bead F1, the 4th capacitor C4 and the 5th electricity
Hold C5；The 2nd foot and the first power end of one end connection power interface JP1 of the magnetic bead F1；The other end connection the of magnetic bead F1
One end, the VIN foot of decompression chip U1 and one end of the 5th capacitor C5 of four capacitor C4, the other end ground connection of the 4th capacitor C4, the
The EN foot and ground of the other end connection decompression chip U1 of five capacitor C5.
Wherein, the specification of the magnetic bead F1 is 2A/6V；It can avoid high current by magnetic bead F1 and burn out Switching Power Supply decompression electricity
Each device in road 310.Be preferably 10 μ F by the 4th capacitor C4(capacitance) and the 5th capacitor C5(capacitance be preferably 120nF)
Filtering can stablize+12V the voltage of input, so as to the 2nd foot of FC hard-disk interface 20, the 19th foot, the 20th foot and the 21st foot
It powers more stable.
In the present embodiment, the voltage regulator circuit 320 includes: voltage-stablizer U2, the first electrolytic capacitor CE1, the second electrolytic capacitor
CE2, third electrolytic capacitor CE3, the 4th electrolytic capacitor CE4, the 5th electrolytic capacitor CE5, the second inductance L2, the 6th resistance R6,
One indicator light LED1 and the second indicator light LED2；The Vin foot of the voltage-stablizer U2 connects the anode of the first electrolytic capacitor CE1, the
The anode of two electrolytic capacitor CE2, the anode of the first indicator light LED1, the other end of the first inductance L1 and FC hard-disk interface 20
10 feet；4th foot of the cathode connection FC hard-disk interface 20 of the first indicator light LED1；The first electrolysis of ADJ foot connection of voltage-stablizer U2
The cathode and ground of the cathode of capacitor CE1, the second electrolytic capacitor CE2；The Vout foot of voltage-stablizer U2 passes through the second inductance L2 connection the
The anode of three electrolytic capacitor CE3, the anode of the 4th electrolytic capacitor CE4, second source end, one end of the 6th resistance R6 and second refer to
Show the anode of lamp LED2；The cathode of second indicator light LED2 connects the other end of the 6th resistance R6 and the RX_LOS of optic module 10
Foot；The cathode of third electrolytic capacitor CE3 connects the cathode and ground of the cathode of the 4th electrolytic capacitor CE4, the 5th electrolytic capacitor CE5；
20th foot of the anode connection FC hard-disk interface 20 of the 5th electrolytic capacitor CE5 and the VIN foot of decompression chip U1；6th resistance R6's
Rate Select foot, MOD_DEF0 foot, MOD_DEF1 foot and the MOD_DEF2 foot of one end connection optic module 10.
Wherein, the specification of the first electrolytic capacitor CE1 to the 5th electrolytic capacitor CE5 are 10 μ F/16V, the second inductance
The inductance value of L2 is 1UH.The model 1117-3.3 of the voltage-stablizer U2 is used as three-terminal voltage-stabilizing power supply, passes through the second inductance L2
The respective pins of incoming fiber optic module 10.The 5V voltage transmission of the SW foot output of chip U1 is depressured to the Vin foot of voltage-stablizer U2.Surely
The Vout foot of depressor U2 by the second inductance L2 generate second source end, output 3.3V voltage to optic module 10 VccT foot and
VccR foot is powered.Optic module 10 connects sonet card by optical fiber cable, when online success, the RX_LOS foot of optic module 10
For low level, then the second indicator light LED2 is lit, and is indicated ready.When FC hard-disk interface 20 directly with host grafting when, the 4th
Foot is low level, then the first indicator light LED1 is lit, and indicates FC hard-disk interface 20 and the successful connection of FC hard disk, can start to examine
Survey hard disk.When the pin (difference that the TD- foot of optic module 10, TD+ foot, RD+ foot, RD- foot and FC hard-disk interface 20 are correspondingly connected with
Corresponding 26th foot, the 36th foot, the 39th foot, the 23rd foot) when carrying out data exchange, the 4th foot of FC hard-disk interface 20 becomes periodically
Low level, make the first indicator light LED1 flashing with indicate transmission data in.Turn FC hard disk function to realize optic module.
In further embodiment, the voltage regulator circuit 320 further include the 7th resistance R7, the 8th resistance R8, the 9th resistance R9,
Tenth resistance R10, eleventh resistor R11 and twelfth resistor R12；One end connection voltage-stablizer U2's of the 7th resistance R7
Vin foot, the other end of the 7th resistance R7 connect the anode of the first indicator light LED1；The 4th electrolysis of one end connection of 8th resistance R8
The anode of capacitor CE4, one end of the 9th resistance R9, one end of the tenth resistance R10, one end of eleventh resistor R11, the 12nd electricity
Hinder one end and second source end of R12, the 6th resistance R6；The other end of 8th resistance R8 is connecting the second indicator light LED2 just
Pole, the MOD_DEF2 foot of the other end optic module 10 of the 9th resistance R9, the other end optic module 10 of the tenth resistance R10
MOD_DEF1 foot, the MOD_DEF0 foot of the other end optic module 10 of eleventh resistor R11, the other end of twelfth resistor R12
The Rate Select foot of optic module 10.
Wherein, the resistance value of the 7th resistance R7 and the 8th resistance R8 is 470R Ω, for current limliting to protect the first indicator light
LED1 and the second indicator light LED2.The resistance value of 9th resistance R9 to twelfth resistor R12 is 1K Ω.
In conclusion optic module provided by the utility model turns the device of FC hard-disk interface, which includes a circuit
Plate is provided with optic module, FC hard-disk interface and power module on circuit board；The circuit board can be directly inserted on FC hard disk, light
Fiber module is connect by optical fiber cable with sonet card, and power module is connect by power supply line with host, can be inputted by sonet card
Fiber-optic signal and FC hard disk communicate, to realize the test of FC hard disk, volume very little, weight is lighter, are highly convenient for carrying, only
There is host (built-in fiber card) that FC hard disk can be tested whenever and wherever possible, limits test no longer by position, solve existing FC
Hard disk test is because optical fiber cabinet is not easily shifted and carries the problem for causing test position limited.
It is understood that for those of ordinary skills, can with technical solution according to the present utility model and
The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement all should belong to appended by the utility model
Scope of protection of the claims.
Claims (9)
1. a kind of optic module turns the device of FC hard-disk interface, host and FC hard disk are connected, which is characterized in that including a circuit
Plate is provided with optic module, FC hard-disk interface and power module on the circuit board；The FC hard-disk interface connects optic module
And power module, optic module connect power module, FC hard-disk interface and the grafting of FC hard disk, optic module passes through optical fiber cable and master
Sonet card connection in machine, power module are connect by power supply line with host；
It powers after the input voltage decompression of the electric power source pair of module host transmission to optic module and FC hard-disk interface, also detection FC
Connection status and prompt between hard-disk interface and FC hard disk, optic module and sonet card；Optic module passes through FC hard-disk interface
Data communication is carried out with FC hard disk.
2. the device that optic module according to claim 1 turns FC hard-disk interface, which is characterized in that the power module packet
Switching Power Supply reduction voltage circuit and voltage regulator circuit, the Switching Power Supply reduction voltage circuit connection voltage regulator circuit and FC hard-disk interface are included, surely
Volt circuit connects optic module and FC hard-disk interface；
Output services voltage gives FC hard-disk interface after the Switching Power Supply reduction voltage circuit carries out level-one decompression to the input voltage
Input voltage is also transferred to the power supply of FC hard-disk interface by power supply；
Output supplies voltage to optic module power supply after the voltage regulator circuit carries out second level decompression to operating voltage；Detect FC hard disk
Bright light prompt is carried out when interface is connect with FC hard disk, optic module and sonet card, is detected between FC hard-disk interface and optic module
Flashing light prompt is carried out when carrying out data transmission.
3. the device that optic module according to claim 2 turns FC hard-disk interface, which is characterized in that the optic module
The model ST3500071FC of model AFBR-57R5AEZ, FC hard-disk interface；
VeeT foot, VeeR foot, TX_DISABLE foot, the VEET foot of the optic module are connected with each other and are grounded；Optic module
TD- foot, TD+ foot, RD+ foot, RD- foot it is one-to-one with the 26th foot, the 36th foot, the 39th foot, the 23rd foot of FC hard-disk interface respectively
Connection；The VccT foot and VccR foot of optic module are all connected with second source end, RX_LOS foot, the Rate Select of optic module
Foot, MOD_DEF0 foot, MOD_DEF1 foot, MOD_DEF2 foot are all connected with voltage regulator circuit；2nd foot of the FC hard-disk interface, the 19th
Foot, the 20th foot and the 21st foot are all connected with Switching Power Supply reduction voltage circuit and voltage regulator circuit；The 4th foot connection pressure stabilizing electricity of FC hard-disk interface
Road；The 10th foot, the 11st foot and the 31st foot of FC hard-disk interface are all connected with Switching Power Supply reduction voltage circuit and voltage regulator circuit；FC hard disk connects
11st foot of mouth connects the 15th foot；The 5th foot, the 7th foot, the 8th foot, the 14th foot, the 16th foot, the 18th foot, the 22nd of FC hard-disk interface
Foot, the 25th foot, the 28th foot, the 29th foot, the 30th foot, the 32nd foot, the 33rd foot, the 35th foot, the 38th foot, the 40th foot are grounded.
4. the device that optic module according to claim 3 turns FC hard-disk interface, which is characterized in that the Switching Power Supply drop
Volt circuit includes decompression chip, power interface, the first inductance, first diode, first capacitor, the second capacitor, third capacitor, the
One resistance, second resistance, 3rd resistor, the 4th resistance and the 5th resistance；
The SW foot of the decompression chip connects one end of the first inductance and the cathode of first diode；The other end of first inductance connects
Connect the 10th foot of one end of first capacitor, one end of first resistor, voltage regulator circuit and FC hard-disk interface；The anode of first diode
The other end and ground for connecting first capacitor are depressured the other end of the FB foot connection first resistor of chip and one end of second resistance,
The COMP foot for being depressured chip passes through one end of the 4th resistance of the second capacitance connection；It is depressured the GND foot connection second resistance of chip
The other end and ground of the other end, the 4th resistance；The FREQ foot for being depressured chip passes through the 5th resistance eutral grounding；The EN foot for being depressured chip connects
The one end and ground for connecing 3rd resistor are depressured the VIN foot connection other end of 3rd resistor of chip, the 2nd foot of power interface and the
One power end)；The BST foot for being depressured chip passes through the cathode of third capacitance connection first diode, the 2nd foot connection of power interface
20th foot of voltage regulator circuit and FC hard-disk interface, the 1st foot ground connection of power interface.
5. the device that optic module according to claim 4 turns FC hard-disk interface, which is characterized in that the Switching Power Supply drop
Volt circuit further includes magnetic bead, the 4th capacitor and the 5th capacitor；
The 2nd foot and the first power end of one end connection power interface of the magnetic bead；The other end of magnetic bead connects the 4th capacitor
One end, the VIN foot for being depressured chip and the 5th capacitor one end, the other end ground connection of the 4th capacitor, the other end of the 5th capacitor connects
Connect the EN foot and ground of decompression chip.
6. the device that optic module according to claim 5 turns FC hard-disk interface, which is characterized in that the voltage regulator circuit packet
Include voltage-stablizer, the first electrolytic capacitor, the second electrolytic capacitor, third electrolytic capacitor, the 4th electrolytic capacitor, the 5th electrolytic capacitor,
Two inductance, the 6th resistance, the first indicator light and the second indicator light；
The Vin foot of the voltage-stablizer is connecting the anode of the first electrolytic capacitor, the anode of the second electrolytic capacitor, the first indicator light just
Pole, the other end of the first inductance and FC hard-disk interface the 10th foot；The 4th of the cathode connection FC hard-disk interface of first indicator light
Foot；The ADJ foot of voltage-stablizer connects the cathode and ground of the cathode of the first electrolytic capacitor, the second electrolytic capacitor；The Vout foot of voltage-stablizer
By the anode of the second inductance connection third electrolytic capacitor, the anode of the 4th electrolytic capacitor, second source end, the 6th resistance one
The anode at end and the second indicator light；The cathode of second indicator light connects the other end of the 6th resistance and the RX_LOS of optic module
Foot；The cathode of third electrolytic capacitor connects the cathode and ground of the cathode of the 4th electrolytic capacitor, the 5th electrolytic capacitor；5th electrolysis electricity
20th foot of the anode connection FC hard-disk interface of appearance and the VIN foot of decompression chip；One end connection optic module of 6th resistance
Rate Select foot, MOD_DEF0 foot, MOD_DEF1 foot and MOD_DEF2 foot.
7. the device that optic module according to claim 6 turns FC hard-disk interface, which is characterized in that the voltage regulator circuit is also
Including the 7th resistance, the 8th resistance, the 9th resistance, the tenth resistance, eleventh resistor and twelfth resistor；
The Vin foot of one end connection voltage-stablizer of 7th resistance, the other end of the 7th resistance connect the anode of the first indicator light；
One end of 8th resistance connects one end, one end of the tenth resistance, eleventh resistor of the anode of the 4th electrolytic capacitor, the 9th resistance
One end, twelfth resistor, the 6th resistance one end and second source end；The other end of 8th resistance connects the second indicator light
Anode, the MOD_DEF2 foot of the other end optic module of the 9th resistance, the MOD_DEF1 of the other end optic module of the tenth resistance
Foot, the MOD_DEF0 foot of the other end optic module of eleventh resistor, the Rate of the other end optic module of twelfth resistor
Select foot.
8. the device that optic module according to claim 4 turns FC hard-disk interface, which is characterized in that the decompression chip
Model MP1584.
9. the device that optic module according to claim 6 turns FC hard-disk interface, which is characterized in that the type of the voltage-stablizer
Number be 1117-3.3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821663481.4U CN208705875U (en) | 2018-10-15 | 2018-10-15 | A kind of optic module turns the device of FC hard-disk interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821663481.4U CN208705875U (en) | 2018-10-15 | 2018-10-15 | A kind of optic module turns the device of FC hard-disk interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208705875U true CN208705875U (en) | 2019-04-05 |
Family
ID=65948155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821663481.4U Expired - Fee Related CN208705875U (en) | 2018-10-15 | 2018-10-15 | A kind of optic module turns the device of FC hard-disk interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208705875U (en) |
-
2018
- 2018-10-15 CN CN201821663481.4U patent/CN208705875U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190405 Termination date: 20211015 |