CN114980476A - Durable computer storage device - Google Patents
Durable computer storage device Download PDFInfo
- Publication number
- CN114980476A CN114980476A CN202110186845.4A CN202110186845A CN114980476A CN 114980476 A CN114980476 A CN 114980476A CN 202110186845 A CN202110186845 A CN 202110186845A CN 114980476 A CN114980476 A CN 114980476A
- Authority
- CN
- China
- Prior art keywords
- computer storage
- storage device
- circuit board
- printed circuit
- layer
- 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
- 238000005987 sulfurization reaction Methods 0.000 claims abstract description 27
- 238000004073 vulcanization Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-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
- H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
- H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
- H05K1/0224—Patterned shielding planes, ground planes or power planes
-
- 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
- H05K1/18—Printed circuits structurally associated with non-printed electric components
Abstract
The invention relates to a durable computer storage device, comprising: a multi-layer printed circuit board having a plurality of circuit layers and a plurality of insulating layers arranged alternately, the circuit layers being electrically connected through the via holes, the circuit layers having at least one ground layer; a memory cell; a connection interface for connecting to a corresponding connection portion of a computing device; and an anti-sulfuration and anti-high voltage passive component, which is arranged on the multilayer printed circuit board and is electrically connected with the connecting interface and the storage unit. By combining the sulfuration resistant high voltage resistant passive components with the multilayer printed circuit board, the durable computer storage device of the present invention can be adapted for use in an outdoor environment.
Description
Technical Field
The invention relates to the field of computer storage devices, in particular to a durable computer storage device.
Background
Computer storage is an important component of computing devices, which can store or temporarily store digital data on the computing device for quick access. The computer storage device comprises DRAM modules such as UDIMM, RDIMM and SODIMM and flash modules such as solid state disk. Due to the miniaturization of the computing device, the usage environment may be located in an outdoor place, so that the probability of the compounds and water molecules in the air contacting the computer storage device is greatly increased, and the service life of the computer storage device is shortened. Furthermore, in outdoor locations, components of the computer storage device may be damaged by high voltage surges caused by lightning strikes and static electricity in the sky, in addition to the risk of vulcanization, resulting in component failure.
Therefore, there are solid state disks using a resistance that resists vulcanization, changing the material of the electrode layer to avoid vulcanization. And the structure of the resistance is changed, so that the conducting path between the electrodes is changed from a straight line to a zigzag line, and the high-voltage surge can be resisted. However, the only passive components of the solid state disk are still insufficient to withstand sulfuration and high voltage surges in an outdoor environment.
Disclosure of Invention
Therefore, it is an object of the present invention to provide a durable computer storage device, which has the effect of protecting against high voltage surges.
The present invention provides a durable computer storage device, which is a memory or a solid state disk, and comprises: a multi-layer printed circuit board having a plurality of circuit layers and a plurality of insulating layers, the plurality of circuit layers and the plurality of insulating layers being arranged alternately, the plurality of circuit layers being electrically connected through the via holes, at least one of the plurality of circuit layers being a ground layer; a memory unit disposed on the multilayer printed circuit board; a connection interface disposed on the multi-layer printed circuit board and electrically connected to the memory unit, the connection interface being used for connecting to a corresponding connection portion of a computing device; and an anti-sulfuration and anti-high voltage passive component, which is arranged on the multilayer printed circuit board and is electrically connected with the connecting interface and the storage unit, wherein a tortuous conductive path is formed between electrodes of the anti-sulfuration and anti-high voltage passive component.
In one embodiment of the present invention, a durable computer memory device is provided, and the sulfuration-resistant high-voltage-resistant passive component is a sulfuration-resistant high-voltage-resistant resistor.
In one embodiment of the present invention, a robust computer storage device is provided, wherein the multi-layer printed circuit board is an eight-layer multi-layer printed circuit board or a ten-layer multi-layer printed circuit board.
In one embodiment of the present invention, to provide a durable computer storage device, the ground layer of the multi-layer printed circuit board includes a power ground layer, and the sulfuration resistant and high voltage resistant passive element is connected to the power ground layer.
In one embodiment of the present invention, the ground layer of the multi-layer printed circuit board includes an analog signal ground layer and a common ground layer, the power ground is connected to the common ground layer through a via, and the analog signal ground layer is connected to the common ground through another via.
In an embodiment of the invention, a durable computer storage device further includes a high-voltage-resistant capacitor disposed on the multi-layer printed circuit board and electrically connected to the connection interface and the storage unit.
In one embodiment of the present invention, a durable computer storage device is provided, and the sulfuration-resistant and high-voltage-resistant passive components are plural.
In one embodiment of the present invention, a durable computer storage device is provided, the durable computer storage device being a memory.
In one embodiment of the present invention, a durable computer storage device is provided, wherein the durable computer storage device is a solid state drive.
The durable computer storage device adopts the technical means that the sulfuration-resistant high-voltage-resistant passive component is arranged on the multilayer printed circuit board. The anti-vulcanization and anti-high voltage passive component is characterized in that on the basis of the anti-vulcanization and anti-high voltage passive component, a conducting path between electrodes is changed into a zigzag path from a straight line, so that the distance between the electrodes is lengthened, the potential inclination is slowly inclined, and the high voltage surge is prevented from damaging the anti-vulcanization and anti-high voltage passive component. Except the ability of resisting the high-pressure surge through anti high-pressure passive subassembly self of vulcanizing, multilayer printed circuit board can make and walk the multilayer dispersion, lets have certain distance between the circuit each other, reduces the chance that disturbs each other and switches on. And a ground layer having good conductivity and shielding property, and can absorb and shield excessive high voltage surge. Therefore, the sulfuration-resistant high-voltage-resistant passive component and the multilayer circuit design of the multilayer printed circuit board can resist high-voltage surge simultaneously. Thus, the durable computer storage device of the present invention can be adapted for use in an outdoor environment.
Drawings
FIG. 1 is a top view of a rugged computer storage device according to one embodiment of the present invention.
FIG. 2 is a side view of a rugged computer storage device according to this embodiment of the present invention.
FIG. 3 is a side view of a multi-layer printed circuit board of the rugged computer storage device according to the present invention.
FIG. 4 is a schematic cross-sectional view of the sulfuration resistant, high pressure resistant passive components of the durable computer storage device according to this embodiment of the present invention.
Drawings
100 durable computer storage device
1 multilayer printed circuit board
11 circuit layer
111 power ground
112 digital signal ground
113 common ground
12 insulating layer
121 prepreg
122 core board
13 guide hole
2 memory cell
3 connecting interface
4 anti-vulcanization and high-pressure-resistant passive component
41 electrode
42 conductive path
5 high-voltage resistant capacitor
Detailed Description
The following describes an embodiment of the present invention with reference to fig. 1 to 4. The description is not intended to limit the embodiments of the present invention, but is one example of the present invention.
As shown in FIG. 1, a durable computer storage device 100 according to an embodiment of the present invention comprises: a multilayer Printed Circuit Board (PCB) 1, a memory unit 2, a connection interface 3 and an anti-sulfuration anti-high voltage passive component 4.
The durable computer storage 100 may be a memory such as a UDIMM (unbuffered dual in-line memory module), a RDIMM (registered dual in-line memory module), a SODIMM (small external dual in-line memory module), or a solid state drive.
As shown in FIG. 2, the durable computer storage device 100 according to the embodiment of the present invention has a multi-layer printed circuit board 1 having a plurality of circuit layers 11 and a plurality of insulating layers 12. The circuit layers 11 and the insulating layers 12 are alternately arranged. The thickness of each insulating layer 12 is greater than the thickness of the circuit layer 11. The plurality of circuit layers 11 are electrically connected through vias (via) 13. At least one of the plurality of circuit layers 11 is a ground layer.
As shown in fig. 2, in the present embodiment, the multilayer printed wiring board 1 is a ten-layer multilayer printed wiring board having ten circuit layers 11 and nine insulating layers 12 in total. Of course, the number of layers of the multilayer printed circuit board 1 is not limited thereto, and in other embodiments, the multilayer printed circuit board 1 may also be an eight-layer multilayer printed circuit board or other multilayer printed circuit board with an even number of layers. Therefore, the multilayer printed circuit board 1 can disperse the routing layers, so that the circuits have a certain distance from each other, and the chances of mutual interference and conduction are reduced.
As shown in fig. 3, in the durable computer memory device 100 according to the embodiment of the invention, the ground layer of the multi-layer printed circuit board 1 includes a Power Ground (PGND) 111, an Analog Ground (AGND) 112 and a common ground (common ground) 113. The sulfuration-resistant high-voltage passive component 4 is connected to the power ground 111. The power ground 111 is a copper foil, and the power ground 111 has a larger ground area compared to a copper wire, thereby effectively absorbing and shielding high voltage and surge. The analog signal ground layer 112 and a common ground layer 113 are also included.
As shown in fig. 3, in the durable computer storage device 100 according to the embodiment of the present invention, the power ground layer 111 of the multi-layer printed circuit board is formed in a plurality of layers and connected to each other through the via hole 13. The ground area of the power ground layer 111 is further increased by the arrangement of the plurality of layers.
As shown in fig. 3, in the durable computer memory device 100 according to the embodiment of the invention, the power ground layer 111 is grounded for digital signals, and the analog signal ground layer 112 is grounded for analog signals. In order to avoid the interference between the digital signal and the analog signal, the power ground layer 111 and the analog signal ground layer 112 are not directly connected, but are connected through the common ground layer 113. In detail, the power ground layer 111 is connected to the common ground layer 113 through the via 13, and the analog signal ground layer 112 is connected to the common ground layer 113 through another via 13.
As shown in fig. 3, in the durable computer storage device 100 according to the embodiment of the invention, the insulating layer 12 includes a prepreg (preprg) 121 and a core (core)122, and the prepreg 121 is used to bond the circuit layer 11 and the core 122.
As shown in fig. 1, the memory unit 2, the connection interface 3 and the sulfuration resistant and high voltage resistant passive component 4 are disposed on the multilayer printed circuit board 1. The memory unit 2 is a dynamic random access memory chip or a flash memory chip.
As shown in FIG. 1, the connection interface 3 is a gold finger, which is connected to the computing device when the durable computer storage device 100 of the present invention is inserted into a corresponding connection portion of the computing device. The connection interface 3 is electrically connected to the memory unit 2 for transmitting signals between the computing device and the memory unit 2. In the embodiment, the durable computer storage device 100 is a m.2-standard solid state disk, and the corresponding connection portion of the computing device is an m.2 slot.
The anti-sulfuration and anti-high voltage passive component 4 is electrically connected to the connection interface 3 and the storage unit 2. As shown in fig. 4, the anti-sulfuration and anti-high voltage passive component 4 is based on an anti-sulfuration passive component, and the conductive path 42 between the electrodes 41 is provided with a zigzag path, so that the high potential energy of the high voltage surge can be dispersed to a larger range, and the inclination of the slow inclined potential resists the surge to avoid the component failure. Thus, the durable computer storage device 100 of the present invention can be adapted for use in an outdoor environment. In detail, the sulfuration resistant and high voltage resistant passive component 4 is sulfuration resistant and high voltage resistant resistor.
Meanwhile, as shown in fig. 1, the durable computer storage device 100 according to the embodiment of the invention has a plurality of sulfuration resistant and high voltage resistant passive components 4. In detail, all the resistors of the durable computer storage device 100 of the embodiment of the present invention are the sulfuration-resistant high-voltage-resistant passive component 4. In other embodiments, all the resistors in the durable computer memory device are sulfuration-resistant and high-pressure-resistant passive components.
In addition, as shown in fig. 1, the durable computer storage device 100 according to the embodiment of the present invention further includes a high voltage resistant capacitor 5 on the multi-layer printed circuit board 1. The high-voltage resisting capacitor 5 is electrically connected to the memory unit 2 and the connection interface 3. In detail, all the capacitors of the durable computer storage device 100 according to the embodiment of the present invention are the high voltage resistant capacitors 5.
Through the structure, the multilayer printed circuit board 1, the anti-vulcanization high-voltage resistant passive component 4 and the anti-high-voltage capacitor 5 have protection effects on high-voltage surge and signal interference, and the chances of mutual interference and conduction are reduced, so that the durable computer storage device can be suitable for outdoor environments.
The foregoing description and description are of the preferred embodiments of the present invention only, and other modifications may occur to those skilled in the art from the foregoing description and it is intended that such modifications be included within the spirit and scope of the present invention.
In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.
Claims (9)
1. A rugged computer storage device, said device being a memory or a solid state drive, said rugged computer storage device comprising:
a multi-layer printed circuit board having a plurality of circuit layers and a plurality of insulating layers, the plurality of circuit layers and the plurality of insulating layers being arranged alternately, the plurality of circuit layers being electrically connected through the via holes, at least one of the plurality of circuit layers being a ground layer;
the storage unit is arranged on the multilayer printed circuit board;
a connection interface disposed on the multi-layer printed circuit board and electrically connected to the storage unit, the connection interface being used for connecting to a corresponding connection portion of a computing device; and
and the anti-vulcanization high-voltage passive component is arranged on the multilayer printed circuit board and is electrically connected with the connecting interface and the storage unit, and a zigzag conducting path is formed between electrodes of the anti-vulcanization high-voltage passive component.
2. The rugged computer storage unit of claim 1, wherein the sulfuration resistant, high voltage resistant passive component is a sulfuration resistant, high voltage resistant resistor.
3. The rugged computer storage device of claim 1 wherein the multilayer printed circuit board is an eight layer multilayer printed circuit board or a ten layer multilayer printed circuit board.
4. The rugged computer memory device of claim 1 wherein the ground plane of the multi-layer printed circuit board comprises a power ground plane, the sulfuration resistant, high voltage passive component being connected to the power ground plane.
5. The rugged computer memory device of claim 4 wherein the ground layers of the multi-layer printed circuit board include an analog signal ground layer and a common ground layer, the power ground is connected to the common ground layer through a via, and the analog signal ground layer is connected to the common ground layer through another via.
6. The rugged computer storage device of claim 1, further comprising a high voltage resistant capacitor disposed on the pcb and electrically connected to the connection interface and the memory unit.
7. The rugged computer storage device of claim 1, wherein the passive sulfuration and high pressure resistant components are a plurality of.
8. The rugged computer storage device of claim 1 wherein the rugged computer storage device is a memory.
9. The rugged computer storage device of claim 1 wherein the rugged computer storage device is a solid state drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110186845.4A CN114980476A (en) | 2021-02-18 | 2021-02-18 | Durable computer storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110186845.4A CN114980476A (en) | 2021-02-18 | 2021-02-18 | Durable computer storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114980476A true CN114980476A (en) | 2022-08-30 |
Family
ID=82954585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110186845.4A Pending CN114980476A (en) | 2021-02-18 | 2021-02-18 | Durable computer storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114980476A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5412538A (en) * | 1993-07-19 | 1995-05-02 | Cordata, Inc. | Space-saving memory module |
| US5475606A (en) * | 1993-03-05 | 1995-12-12 | International Business Machines Corporation | Faraday cage for a printed circuit card |
| JP2000183533A (en) * | 1998-12-17 | 2000-06-30 | Mitsubishi Electric Corp | Low-emi multilayer circuit board and electric and electronic device |
| US6184478B1 (en) * | 1998-09-30 | 2001-02-06 | Adtec Corporation | Printed wiring device with base layer having a grid pattern |
| JP2001060770A (en) * | 1999-08-23 | 2001-03-06 | Fuji Xerox Co Ltd | Printed wiring board |
| RU2172080C1 (en) * | 2000-01-10 | 2001-08-10 | Дочернее государственное унитарное предприятие "Научно-производственный центр спутниковых координатно-временных технологий "КОТЛИН" Федерального государственного унитарного предприятия "Российский институт радионавигации и времени" | Radio electronic unit |
| JP2004228523A (en) * | 2003-01-27 | 2004-08-12 | Sharp Corp | Semiconductor integrated circuit |
| WO2008102717A1 (en) * | 2007-02-22 | 2008-08-28 | Buffalo Inc. | Multilayer printed-circuit board |
| JP2009164249A (en) * | 2007-12-28 | 2009-07-23 | Nec Corp | Printed circuit board |
| CN210925498U (en) * | 2020-03-06 | 2020-07-03 | 十铨科技股份有限公司 | Anti-sulfuration and high-pressure-resistant memory storage device |
-
2021
- 2021-02-18 CN CN202110186845.4A patent/CN114980476A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5475606A (en) * | 1993-03-05 | 1995-12-12 | International Business Machines Corporation | Faraday cage for a printed circuit card |
| US5412538A (en) * | 1993-07-19 | 1995-05-02 | Cordata, Inc. | Space-saving memory module |
| US6184478B1 (en) * | 1998-09-30 | 2001-02-06 | Adtec Corporation | Printed wiring device with base layer having a grid pattern |
| JP2000183533A (en) * | 1998-12-17 | 2000-06-30 | Mitsubishi Electric Corp | Low-emi multilayer circuit board and electric and electronic device |
| JP2001060770A (en) * | 1999-08-23 | 2001-03-06 | Fuji Xerox Co Ltd | Printed wiring board |
| RU2172080C1 (en) * | 2000-01-10 | 2001-08-10 | Дочернее государственное унитарное предприятие "Научно-производственный центр спутниковых координатно-временных технологий "КОТЛИН" Федерального государственного унитарного предприятия "Российский институт радионавигации и времени" | Radio electronic unit |
| JP2004228523A (en) * | 2003-01-27 | 2004-08-12 | Sharp Corp | Semiconductor integrated circuit |
| WO2008102717A1 (en) * | 2007-02-22 | 2008-08-28 | Buffalo Inc. | Multilayer printed-circuit board |
| JP2009164249A (en) * | 2007-12-28 | 2009-07-23 | Nec Corp | Printed circuit board |
| CN210925498U (en) * | 2020-03-06 | 2020-07-03 | 十铨科技股份有限公司 | Anti-sulfuration and high-pressure-resistant memory storage device |
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