CN203456311U - Stack type solid electrolytic capacitor packaging structure - Google Patents
Stack type solid electrolytic capacitor packaging structure Download PDFInfo
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- CN203456311U CN203456311U CN201320392715.7U CN201320392715U CN203456311U CN 203456311 U CN203456311 U CN 203456311U CN 201320392715 U CN201320392715 U CN 201320392715U CN 203456311 U CN203456311 U CN 203456311U
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- 239000003990 capacitor Substances 0.000 title claims abstract description 160
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 91
- 239000007787 solid Substances 0.000 title claims abstract description 31
- 229920000642 polymer Polymers 0.000 claims description 12
- 238000005538 encapsulation Methods 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- -1 described in each Substances 0.000 claims description 2
- 239000005030 aluminium foil Substances 0.000 description 10
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- 238000013461 design Methods 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
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Abstract
A stacked solid electrolytic capacitor packaging structure, comprising: the device comprises a capacitor unit, a packaging unit and a conductive unit. The capacitance unit includes a plurality of capacitors stacked in sequence. The packaging unit comprises a packaging body which covers the capacitor unit. The upper surface of the package body has a package length, a package width and an effective package area obtained by multiplying the package length and the package width. The packaging width of the packaging body accounts for 85 to 95 percent of the packaging length of the packaging body. The conductive unit comprises a first conductive terminal electrically connected to the positive electrode part of the capacitor and a second conductive terminal electrically connected to the negative electrode part of the capacitor. One part of the first conductive terminal and one part of the second conductive terminal are wrapped in the packaging body, and the other part of the first conductive terminal and the other part of the second conductive terminal are exposed outside the packaging body.
Description
Technical field
This creation is relevant for a kind of capacitor packaging structure, espespecially a kind of stack-type solid electrolytic capacitor encapsulating structure.
Background technology
Capacitor is used in the basic module of consumer electrical home appliances, computer motherboard and periphery thereof, power supply unit, communication product and automobile etc. widely, and its main effect comprises: filtering, bypass, rectification, coupling, decoupling, phase inversion etc.It is one of indispensable assembly in electronic product.Capacitor, according to different materials and purposes, has different kenels.Comprise aluminium matter electrochemical capacitor, tantalum matter electrochemical capacitor, laminated ceramic electric capacity, thin-film capacitor etc.
In look-ahead technique, for the aluminium foil of aluminium electrolytic capacitor, conventionally divide into positive paper tinsel and negative paper tinsel, the step that must change into through burn into just can be for electrochemical capacitor.Corrosion refers to and highly purified aluminium is utilized in galvanic corrosion liquid to a series of processing procedures such as galvanic corrosion, pickling, dechlorination, washing, to increase the surface area of aluminium foil, just carried widely high specific capacitance.Than the raising of electric capacity, it is the important technology that electrochemical capacitor is realized miniaturization.Aluminium foil after excessive erosion (positive paper tinsel) processing through changing into again, to form aluminium oxide on aluminium foil, as the dielectric of electrochemical capacitor.The withstand voltage linear relationship that is generally a direct ratio of dielectric thickness and aluminium foil, this is also the Main Basis of electrochemical capacitor operating voltage.As for negative paper tinsel, conventionally in its surface, form the proof voltage layer of one 1 ~ 3V, also have and do not make the negative paper tinsel that changes into processing, if but the etched foil of not doing pressure-resistant treatments is placed in to air, also can self-assembling formation aluminium oxide.The aluminium foil changing into through burn into, cuts into certain width according to the specification of design, then by guide pin nail joint on aluminium foil, then separate through nail joint, coiling processing procedure and form a cylindrical structure with electrolytic paper, it is called fuse or sub-prime.Now, fuse does not have the electrical characteristic of electrochemical capacitor, must via by electrolyte complete wetting in fuse, by the water absorbing capacity of electrolytic paper by electrolyte absorption wherein and infiltrate through in the corrosion structure of aluminium foil.The fuse of this complete wetting is packed in bottom and had in the column shape container of Explosion-proof Design, in the seal of the openend device rubber of column shape container, by machinery sealing and envelope waist, form an airtight column structure, then form via sleeve pipe, the processing procedure such as aging that charges.
In fact, at the negative pole of electrolytic capacitor, be to form an electronic loop by the movement of electrolyte intermediate ion, so the conductivity of electrolyte (conductivity) just directly affect the electrical characteristic of electrolytic capacitor.Therefore how improving the conductivity of electrolyte, so that electrolytic capacitor still can keep the stability of the chemical stability of electrolyte and aluminium foil, electrolytic paper, particularly electrolyte and aluminium foil in high temperature, is the trend of electrolyte development.The electrolyte that the aluminium electrolytic capacitor of mentioning in general document uses, is particularly used in below operating voltage 100V, is mainly to be formed according to different proportion allotment by water, organic solvent, organic acid, inorganic acid and some special additives.
Moreover solid electrolytic capacitor has the advantages such as small size, high capacitance, frequency characteristic be superior, and the decoupling zero cooperation that can be used in the power circuit of central processing unit is used.Generally speaking, can utilize the storehouse of a plurality of capacitor cells, and the solid electrolytic capacitor of formation high-capacitance, known stack-type solid electrolytic capacitor comprises a plurality of capacitor cells and lead frame, wherein each capacitor cell comprises anode portion, negative pole part and insulation division, and this insulation division is electrically insulated anode portion and negative pole part each other.Particularly, the negative pole part of capacitor cell is storehouse each other, and by between adjacent capacitor cell, conductor layer being set, so that be electrically connected to each other between a plurality of capacitor cell.Yet, the package body sizes that known solid electrolytic capacitor uses or be encapsulated in capacitor sizes there is no the optimal design that proposition can provide maximum effective area.
Utility model content
This creation embodiment is to provide a kind of stack-type solid electrolytic capacitor encapsulating structure, and it can solve the problem of " package body sizes that existing solid electrolytic capacitor uses does not propose to provide the optimal design of maximum effective area ".
This creation a kind of stack-type solid electrolytic capacitor encapsulating structure that wherein an embodiment provides, it comprises: a capacitor cell, an encapsulation unit and a conductive unit.Described capacitor cell comprises a plurality of sequentially storehouses and the capacitor being electrically connected to each other, and wherein described in each, capacitor has at least one anodal portion and at least one negative pole portion.Described encapsulation unit comprises the packaging body of a coated described capacitor cell, the upper surface of wherein said packaging body has a package length, a package width and one by described package length and the described package width resulting effective package area that multiplies each other, and the percentage of described package length that the described package width of described packaging body accounts for described packaging body is between 85% to 95%.Described conductive unit comprises the first conducting terminal and at least one second conducting terminal that is electrically connected at the described at least one negative pole portion of described capacitor of at least one described at least one anodal portion that is electrically connected at described capacitor, wherein said at least one the first conducting terminal and described at least one the second conducting terminal are separated from one another, described at least one the first conducting terminal has described at least one anodal portion of the described capacitor of a contact and is covered by and in first in described packaging body, buries portion and and be connected in and in described first, bury portion and exposed the first exposed portion outside described packaging body, and described at least one the second conducting terminal has described at least one negative pole portion of the described capacitor of a contact and is covered by and buries portion and in second in described packaging body and be connected in and bury portion and exposed the second exposed portion outside described packaging body in described second.
This creates a kind of stack-type solid electrolytic capacitor encapsulating structure that an other embodiment provides, and it comprises: a capacitor cell, an encapsulation unit and a conductive unit.Described capacitor cell comprises a plurality of capacitors, described in each, capacitor has at least one anodal portion and at least one negative pole portion, wherein a part of capacitor in wherein said a plurality of capacitor is storehouse and being electrically connected to each other sequentially, and the storehouse and being electrically connected to each other sequentially of the other a part of capacitor in described a plurality of capacitor.Described encapsulation unit comprises the packaging body of a coated described capacitor cell, the upper surface of wherein said packaging body has a package length, a package width and one by described package length and the described package width resulting effective package area that multiplies each other, and the percentage of described package length that the described package width of described packaging body accounts for described packaging body is between 85% to 95%.Described conductive unit comprises the first conducting terminal and at least one second conducting terminal that is electrically connected at the described at least one negative pole portion of described capacitor of at least one described at least one anodal portion that is electrically connected at described capacitor, wherein said at least one the first conducting terminal and described at least one the second conducting terminal are separated from one another, a wherein part and the wherein part for described at least one the second conducting terminal of described at least one the first conducting terminal are covered by described packaging body, and an other part for described at least one the first conducting terminal and an other part for described at least one the second conducting terminal are exposed outside described packaging body, wherein said wherein a part of capacitor stack is arranged on the top of described the first conducting terminal and the top of described the second conducting terminal, and described other a part of capacitor stack is arranged on the bottom of described the first conducting terminal and the bottom of described the second conducting terminal.
The beneficial effect of this creation can be, the stack-type solid electrolytic capacitor encapsulating structure that this creation embodiment provides, the design that it can see through " the described package width of described packaging body accounts for the percentage of described package length of described packaging body between 85% to 95% ", so that the packaging body of this creation can provide the optimal design of maximum effective area.
For enabling further to understand feature and the technology contents of this creation, refer to the following detailed description about this creation and accompanying drawing, yet appended graphic only provide with reference to and explanation use, be not used for this to create in addition limitr.
Accompanying drawing explanation
According to drawings and embodiments the utility model is described in further detail below.
Figure 1A creates the generalized section of capacitor cell of the stack-type solid electrolytic capacitor encapsulating structure of the first embodiment for this;
Figure 1B creates the schematic side view of the stack-type solid electrolytic capacitor encapsulating structure of the first embodiment for this;
Fig. 1 C for this create the first embodiment stack-type solid electrolytic capacitor encapsulating structure on look schematic diagram;
Fig. 2 A creates the schematic side view of the stack-type solid electrolytic capacitor encapsulating structure of the second embodiment for this;
Fig. 2 B for this create the second embodiment stack-type solid electrolytic capacitor encapsulating structure on look schematic diagram.
[primary clustering symbol description]
Valve metal paillon foil 100
Oxide layer 101
Around region 1010
Electroconductive polymer layer 102
End 1020
Carbon paste layer 103
End 1030
Around shape insulating barrier 104
Conducting resinl 11
The P of positive pole portion
The N of negative pole portion
Effective gross area 1A
Effective negative pole area 1A '
In first, bury the 31A of portion
The first exposed 31B of portion
Top 310
The second conducting terminal 32
In second, bury the 32A of portion
The second exposed 32B of portion
Top 320
Embodiment
(the first embodiment)
Refer to shown in Figure 1A to Fig. 1 C, this is created the first embodiment a kind of stack-type solid electrolytic capacitor encapsulating structure is provided, and it comprises: a capacitor cell 1, an encapsulation unit 2 and a conductive unit 3.
First, coordinate shown in Figure 1A and Figure 1B, capacitor cell 1 comprises a plurality of sequentially storehouses and the capacitor 10 being electrically connected to each other, and wherein each capacitor 10 has at least one anodal P of portion and at least one negative pole N of portion.For instance, as shown in Figure 1A, each capacitor 10 comprises a valve metal paillon foil 100, the oxide layer 101 of a completely coated valve metal paillon foil 100, the electroconductive polymer layer 102 of a part and the carbon paste layer 103 of a complete coated with conductive macromolecule layer 102 of a coated oxide layer 101, wherein two of every two adjacent capacitors 10 N of negative pole portion can see through conducting resinl 11 with the stack up that mutually changes, and two anodal P of portion of every two adjacent capacitors 10 can see through weld layer 12 with the stack up that mutually changes.In addition, each capacitor 10 comprise one be arranged on the outer surface of oxide layer 101 and around oxide layer 101 around shape insulating barrier 104, and the length of the electroconductive polymer layer 102 of each capacitor 10 and the length of carbon paste layer 103 are by each corresponding limiting around shape insulating barrier 104.Further, on the outer surface of oxide layer 101, have one around region 1010, and each capacitor 10 around shape insulating barrier 104 around ground, be arranged on each corresponding oxide layer 101 on region 1010 and contact the end 1030 of the end 1020 of each the corresponding electroconductive polymer layer 102 carbon paste layer 103 corresponding with each.
Moreover, coordinating shown in Figure 1A and Figure 1B, encapsulation unit 2 comprises the packaging body 20 of a coated capacitor cell 1.Conductive unit 3 comprises at least one the first conducting terminal 31 and at least one the second conducting terminal 32 that is electrically connected at the N of negative pole portion of capacitor 10 that is electrically connected at the anodal P of portion of capacitor 10.Wherein, the first conducting terminal 31 and the second conducting terminal 32 are separated from one another, the first conducting terminal 31 has the anodal P of portion of a contacting capacitor 10 and is covered by and in first in packaging body 20, buries the 31A of portion and and be connected in and in first, bury the 31A of portion and exposed the first exposed 31B of portion outside packaging body 20, and the second conducting terminal 32 has the N of negative pole portion of a contacting capacitor 10 and is covered by and in second in packaging body 20, buries the 32A of portion and and be connected in and in second, bury the 32A of portion and exposed the second exposed 32B of portion outside packaging body 20.
For instance, coordinate shown in Figure 1B and Fig. 1 C, the upper surface of packaging body 20 has a package length 2L, a package width 2W and one by package length 2L and the package width 2W resulting effective package area 2A that multiplies each other, and the package width 2W of packaging body 20 account for the percentage of the package length 2L of packaging body 20 can be approximately between 85% to 95%.Yet this creation relevant " the package width 2W of packaging body 20 accounts for the percentage of the package length 2L of packaging body 20 " define not with above-mentioned the first embodiment for example be limited.For instance, when package length 2L and package width 2W are respectively 73 mm and 43 mm, the percentage that the package width 2W of packaging body 20 accounts for the package length 2L of packaging body 20 only has 58%.Yet when package length 2L remains unchanged and package width 2W while being promoted to 63 mm from 43 mm, the percentage that the package width 2W of packaging body 20 accounts for the package length 2L of packaging body 20 just can be promoted to 90% from original 58%.
For instance, coordinate shown in Figure 1B and Fig. 1 C, the upper surface of each capacitor 10 has a total length 1L, an overall width 1W and one by total length 1L and the overall width 1W resulting effective gross area 1A that multiplies each other, and effective gross area 1A of capacitor 10 account for the percentage of effective package area 2A of packaging body 20 can be approximately between 65% to 80%.Yet this creation relevant " effective gross area 1A of capacitor 10 accounts for the percentage of effective package area 2A of packaging body 20 " define not with above-mentioned the first embodiment for example be limited.
For instance, coordinate shown in Figure 1B and Fig. 1 C, the upper surface of the N of negative pole portion of each capacitor 10 has a negative pole length 1L ', a negative pole width 1W ' and one by negative pole length 1L ' and negative pole width 1W ' the resulting effective negative pole area 1A ' that multiplies each other, wherein effective negative pole area 1A ' of the N of negative pole portion account for the percentage of effective package area 2A of packaging body 20 can be approximately between 42% to 60%, and the negative pole width 1W ' of the N of negative pole portion account for the percentage of the package width 2W of packaging body 20 can be approximately between 80% to 95%.Yet this creation relevant " effective negative pole area 1A ' of the N of negative pole portion accounts for the percentage of effective package area 2A of packaging body 20 " and " the negative pole width 1W ' of the N of negative pole portion accounts for the percentage of the package width 2W of packaging body 20 " define not with above-mentioned the first embodiment for example be limited.
(the second embodiment)
Refer to shown in Fig. 2 A and Fig. 2 B, this is created the second embodiment a kind of stack-type solid electrolytic capacitor encapsulating structure is provided, and it comprises: a capacitor cell 1, an encapsulation unit 2 and a conductive unit 3.
First, coordinate shown in Fig. 2 A and Fig. 2 B, capacitor cell 1 comprises a plurality of capacitors 10, and wherein each capacitor 10 has at least one anodal P of portion and at least one negative pole N of portion.Wherein a part of capacitor 10A in a plurality of capacitors 10 is storehouse and being electrically connected to each other sequentially, and the storehouse and being electrically connected to each other sequentially of the other a part of capacitor 10B in a plurality of capacitor 10.For instance, two N of negative pole portion of every two adjacent capacitors (10A or 10B) can see through conducting resinl 11 with the stack up that mutually changes, and two anodal P of portion of every two adjacent capacitors (10A or 10B) can see through weld layer 12 with the stack up that mutually changes.
Moreover, coordinating shown in Fig. 2 A and Fig. 2 B, encapsulation unit 2 comprises the packaging body 20 of a coated capacitor cell 1.Conductive unit 3 comprises at least one the first conducting terminal 31 and at least one the second conducting terminal 32 that is electrically connected at the N of negative pole portion of capacitor 10 that is electrically connected at the anodal P of portion of capacitor 10, wherein the first conducting terminal 31 and the second conducting terminal 32 are separated from one another, a wherein part and the wherein part for the second conducting terminal 32 of the first conducting terminal 31 are covered by packaging body 20, and an other part for an other part for the first conducting terminal 31 and the second conducting terminal 32 is exposed outside packaging body 20.In addition, described wherein a part of capacitor 10A is arranged on the top 310 of the first conducting terminal 31 and the top 320 of the second conducting terminal 32 by storehouse, and described other a part of capacitor 10B is arranged on the bottom 311 of the first conducting terminal 31 and the bottom 321 of the second conducting terminal 32 by storehouse.
For instance, coordinate shown in Fig. 2 A and Fig. 2 B, the upper surface of packaging body 20 has a package length 2L, a package width 2W and one by package length 2L and the package width 2W resulting effective package area 2A that multiplies each other, and the package width 2W of packaging body 20 account for the percentage of the package length 2L of packaging body 20 can be approximately between 85% to 95%.Yet this creation relevant " the package width 2W of packaging body 20 accounts for the percentage of the package length 2L of packaging body 20 " define not with above-mentioned the second embodiment for example be limited.For instance, when package length 2L and package width 2W are respectively 73 mm and 43 mm, the percentage that the package width 2W of packaging body 20 accounts for the package length 2L of packaging body 20 only has 58%.Yet when package length 2L remains unchanged and package width 2W while being promoted to 63 mm from 43 mm, the percentage that the package width 2W of packaging body 20 accounts for the package length 2L of packaging body 20 just can be promoted to 90% from original 58%.
For instance, coordinate shown in Fig. 2 A and Fig. 2 B, the upper surface of each capacitor (10A or 10B) has a total length 1L, an overall width 1W and one by total length 1L and the overall width 1W resulting effective gross area 1A that multiplies each other, and effective gross area 1A of capacitor (10A or 10B) account for the percentage of effective package area 2A of packaging body 20 can be approximately between 65% to 80%.Yet this creation relevant " effective gross area 1A of capacitor (10A or 10B) accounts for the percentage of effective package area 2A of packaging body 20 " define not with above-mentioned the second embodiment for example be limited.
For instance, coordinate shown in Fig. 2 A and Fig. 2 B, the upper surface of the N of negative pole portion of each capacitor (10A or 10B) has a negative pole length 1L ', a negative pole width 1W ' and one by negative pole length 1L ' and negative pole width 1W ' the resulting effective negative pole area 1A ' that multiplies each other, wherein effective negative pole area 1A ' of the N of negative pole portion account for the percentage of effective package area 2A of packaging body 20 can be approximately between 42% to 60%, and the negative pole width 1W ' of the N of negative pole portion account for the percentage of the package width 2W of packaging body 20 can be approximately between 80% to 95%.Yet this creation relevant " effective negative pole area 1A ' of the N of negative pole portion accounts for the percentage of effective package area 2A of packaging body 20 " and " the negative pole width 1W ' of the N of negative pole portion accounts for the percentage of the package width 2W of packaging body 20 " define not with above-mentioned the second embodiment for example be limited.
(the possible effect of embodiment)
In sum, the stack-type solid electrolytic capacitor encapsulating structure that this creation embodiment provides, the design that it can see through " the described package width of described packaging body accounts for the percentage of described package length of described packaging body between 85% to 95% ", so that the packaging body of this creation can provide the optimal design of maximum effective area.
The foregoing is only the better possible embodiments of this creation, non-so limit to the scope of the claims of this creation, therefore such as use this creation specification and graphic content institute for it equivalence techniques change, be all contained in the scope of this creation.
Claims (10)
1. a stack-type solid electrolytic capacitor encapsulating structure, it comprises:
One capacitor cell, it comprises a plurality of sequentially storehouses and the capacitor being electrically connected to each other, wherein described in each, capacitor has at least one anodal portion and at least one negative pole portion;
One encapsulation unit, it comprises the packaging body of a coated described capacitor cell, the upper surface of wherein said packaging body has a package length, a package width and one by described package length and the described package width resulting effective package area that multiplies each other, and the percentage of described package length that the described package width of described packaging body accounts for described packaging body is between 85% to 95%; And
One conductive unit, it comprises the first conducting terminal and at least one second conducting terminal that is electrically connected at the described at least one negative pole portion of described capacitor of at least one described at least one anodal portion that is electrically connected at described capacitor, wherein said at least one the first conducting terminal and described at least one the second conducting terminal are separated from one another, described at least one the first conducting terminal has described at least one anodal portion of the described capacitor of a contact and is covered by and in first in described packaging body, buries portion and and be connected in and in described first, bury portion and exposed the first exposed portion outside described packaging body, and described at least one the second conducting terminal has described at least one negative pole portion of the described capacitor of a contact and is covered by and buries portion and in second in described packaging body and be connected in and bury portion and exposed the second exposed portion outside described packaging body in described second.
2. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 1, it is characterized in that: wherein described in each, the upper surface of capacitor has a total length, one overall width and one is by described total length and the described overall width resulting effective gross area that multiplies each other, and described in each, the upper surface of the described at least one negative pole portion of capacitor has a negative pole length, one negative pole width and one is by described negative pole length and the described negative pole width resulting effective negative pole area that multiplies each other, described effective gross area of wherein said capacitor accounts for the percentage of described effective package area of described packaging body between 65% to 80%, described effective negative pole area of described at least one negative pole portion accounts for the percentage of described effective package area of described packaging body between 42% to 60%, and the described negative pole width of described at least one negative pole portion accounts for the percentage of described package width of described packaging body between 80% to 95%.
3. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 1, it is characterized in that: wherein described in each, capacitor comprises the oxide layer of the completely coated described valve metal paillon foil of a valve metal paillon foil,, the carbon paste layer of the completely coated described electroconductive polymer layer of the electroconductive polymer layer and of a part for a coated described oxide layer, wherein two of every two adjacent described capacitors described negative pole portions see through conducting resinl with stack up repeatedly mutually, and two described anodal portions of every two adjacent described capacitors see through weld layer with stack up repeatedly mutually.
4. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 3, it is characterized in that: wherein described in each capacitor comprise one be arranged on the outer surface of described oxide layer and around described oxide layer around shape insulating barrier, and described in each the length of the described electroconductive polymer layer of capacitor and the length of described carbon paste layer by each corresponding describedly limits around shape insulating barrier.
5. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 4, it is characterized in that: on the described outer surface of wherein said oxide layer, have one around region, and that described in each, capacitor described is arranged on each corresponding described oxide layer around shape insulating barrier around ground is described on region and contact the end of the end of each the corresponding described electroconductive polymer layer described carbon paste layer corresponding with each.
6. a stack-type solid electrolytic capacitor encapsulating structure, it comprises:
One capacitor cell, it comprises a plurality of capacitors, described in each, capacitor has at least one anodal portion and at least one negative pole portion, wherein a part of capacitor in wherein said a plurality of capacitor is storehouse and being electrically connected to each other sequentially, and the storehouse and being electrically connected to each other sequentially of the other a part of capacitor in described a plurality of capacitor;
One encapsulation unit, it comprises the packaging body of a coated described capacitor cell, the upper surface of wherein said packaging body has a package length, a package width and one by described package length and the described package width resulting effective package area that multiplies each other, and the percentage of described package length that the described package width of described packaging body accounts for described packaging body is between 85% to 95%; And
One conductive unit, it comprises the first conducting terminal and at least one second conducting terminal that is electrically connected at the described at least one negative pole portion of described capacitor of at least one described at least one anodal portion that is electrically connected at described capacitor, wherein said at least one the first conducting terminal and described at least one the second conducting terminal are separated from one another, a wherein part and the wherein part for described at least one the second conducting terminal of described at least one the first conducting terminal are covered by described packaging body, and an other part for described at least one the first conducting terminal and an other part for described at least one the second conducting terminal are exposed outside described packaging body, wherein said wherein a part of capacitor stack is arranged on the top of described the first conducting terminal and the top of described the second conducting terminal, and described other a part of capacitor stack is arranged on the bottom of described the first conducting terminal and the bottom of described the second conducting terminal.
7. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 6, it is characterized in that: wherein described in each, the upper surface of capacitor has a total length, one overall width and one is by described total length and the described overall width resulting effective gross area that multiplies each other, and described in each, the upper surface of the described at least one negative pole portion of capacitor has a negative pole length, one negative pole width and one is by described negative pole length and the described negative pole width resulting effective negative pole area that multiplies each other, described effective gross area of wherein said capacitor accounts for the percentage of described effective package area of described packaging body between 65% to 80%, described effective negative pole area of described at least one negative pole portion accounts for the percentage of described effective package area of described packaging body between 42% to 60%, and the described negative pole width of described at least one negative pole portion accounts for the percentage of described package width of described packaging body between 80% to 95%.
8. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 6, it is characterized in that: wherein described in each, capacitor comprises the oxide layer of the completely coated described valve metal paillon foil of a valve metal paillon foil,, the carbon paste layer of the completely coated described electroconductive polymer layer of the electroconductive polymer layer and of a part for a coated described oxide layer, wherein two of every two adjacent described capacitors described negative pole portions see through conducting resinl with stack up repeatedly mutually, and two described anodal portions of every two adjacent described capacitors see through weld layer with stack up repeatedly mutually.
9. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 8, it is characterized in that: wherein described in each capacitor comprise one be arranged on the outer surface of described oxide layer and around described oxide layer around shape insulating barrier, and described in each the length of the described electroconductive polymer layer of capacitor and the length of described carbon paste layer by each corresponding describedly limits around shape insulating barrier.
10. stack-type solid electrolytic capacitor encapsulating structure as claimed in claim 9, it is characterized in that: on the described outer surface of wherein said oxide layer, have one around region, and that described in each, capacitor described is arranged on each corresponding described oxide layer around shape insulating barrier around ground is described on region and contact the end of the end of each the corresponding described electroconductive polymer layer described carbon paste layer corresponding with each.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101212943U TWM443270U (en) | 2012-07-04 | 2012-07-04 | Stacked solid electrolytic capacitor package structure |
| TW101212943 | 2012-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456311U true CN203456311U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320392715.7U Expired - Lifetime CN203456311U (en) | 2012-07-04 | 2013-07-03 | Stack type solid electrolytic capacitor packaging structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203456311U (en) |
| TW (1) | TWM443270U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671373A (en) * | 2013-11-15 | 2014-03-26 | 国网山东省电力公司青岛供电公司 | Stainless steel cable tie |
| CN110895994A (en) * | 2018-09-12 | 2020-03-20 | 钰冠科技股份有限公司 | Stacked capacitor assembly structure |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI502611B (en) * | 2013-02-06 | 2015-10-01 | Apaq Technology Co Ltd | Solid electrolytic capacitor package structure for decreasing equivalent series resistance and method of manufacturing the same |
| TWI474354B (en) * | 2013-10-25 | 2015-02-21 | Apaq Technology Co Ltd | Solid electrolytic capacitor package structure and method of manufacturing the same, and conductive unit |
| TWI624847B (en) * | 2015-07-20 | 2018-05-21 | 鈺邦科技股份有限公司 | Stacked-type solid electrolytic capacitor package structure and method of manufacturing the same |
| TWI685981B (en) * | 2019-04-15 | 2020-02-21 | 鈺冠科技股份有限公司 | Stacked capacitor assembly structure |
-
2012
- 2012-07-04 TW TW101212943U patent/TWM443270U/en not_active IP Right Cessation
-
2013
- 2013-07-03 CN CN201320392715.7U patent/CN203456311U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671373A (en) * | 2013-11-15 | 2014-03-26 | 国网山东省电力公司青岛供电公司 | Stainless steel cable tie |
| CN110895994A (en) * | 2018-09-12 | 2020-03-20 | 钰冠科技股份有限公司 | Stacked capacitor assembly structure |
| CN110895994B (en) * | 2018-09-12 | 2021-07-27 | 钰冠科技股份有限公司 | Stacked capacitor assembly structure |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM443270U (en) | 2012-12-11 |
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