CN1808711A - Package body and package body module - Google Patents
Package body and package body module Download PDFInfo
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- CN1808711A CN1808711A CNA2005101303587A CN200510130358A CN1808711A CN 1808711 A CN1808711 A CN 1808711A CN A2005101303587 A CNA2005101303587 A CN A2005101303587A CN 200510130358 A CN200510130358 A CN 200510130358A CN 1808711 A CN1808711 A CN 1808711A
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- packaging body
- joint sheet
- conducting structure
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- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/18—High density interconnect [HDI] connectors; Manufacturing methods related thereto
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/04105—Bonding areas formed on an encapsulation of the semiconductor or solid-state body, e.g. bonding areas on chip-scale packages
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- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/12105—Bump connectors formed on an encapsulation of the semiconductor or solid-state body, e.g. bumps on chip-scale packages
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/48227—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
- H01L2224/48228—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item the bond pad being disposed in a recess of the surface of the item
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- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
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- H01L2924/351—Thermal stress
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- Microelectronics & Electronic Packaging (AREA)
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- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Abstract
The invention discloses a packaging member comprising a carrier, a first chip, a first dielectric layer and at least a first conducting structure, wherein the carrier is equipped with a first surface and a second surface, the second surface is provided with at least a first engaging pad, the first chip is arranged on the first surface, the first dielectric layer is arranged on the first surface and coats the first chip, the first conducting structure is arranged in the first dielectric layer along the periphery of the first chip to as to connect the fist chip and the first engaging pad.
Description
Background technology
The present invention is about a kind of packaging body and package body module, especially in regard to a kind of transmission path short packaging body and package body module.
Technical field
Along with scientific and technological progress, to the requirement also relative raising of packaging body with the function and the size restrictions of package body module, this shows, packaging body and package body module require under the compact situation in dimension volume, increase along with transmission signal, the design of its internal wiring and joint sheet not only will be avoided between circuit the problem electrically disturbed each other, more require to have configuration easily, simple function connects up.
In general, packaging body has a chip and is arranged at a carrier, and the electrically connect of chip and carrier is three kinds of modes roughly.First kind is wire bond or lead-in wire bonding (wire bonding), utilize a plurality of gold threads that chip and carrier are electrically connected, yet gold thread itself cause the unmatched problem of impedance easily, and the distance between when encapsulation gold thread is wayward, causes interference even short circuit and influences the performance of packaging body.Second kind is chip package or flip-chip package (flip chippackage), projection (solder bump) is set respectively on a plurality of chip mats, again by projection and carrier machinery and electrically connect, but the process of reflow projection and Chip Packaging, the problem that causes thermal stress and chip to damage easily.The third is pin insert type (pin through hole, PTH), in chip periphery or bottom surface a plurality of needle-likes or laminal metal pins are set, and carrier has a plurality of corresponding insertion runners (socket) or conductive holes (via) that are provided with, use for each pin welding of chip and fix, only package body sizes is difficult for microminiaturization.
Therefore, the invention provides a kind of packaging body and package body module, it has, and transmission path is short, electrically preferable, wiring is simple and technology is easy to advantage, to address the above problem.
Summary of the invention
In view of the above problems, purpose of the present invention is for providing a kind of packaging body and package body module, and it has, and transmission path is short, electrically preferable, wiring is simple and technology is easy to advantage.
Edge is for reaching above-mentioned purpose, to comprise a carrier, one first chip, one first dielectric layer and at least one first conducting structure according to a kind of packaging body of the present invention.Wherein, carrier has a first surface and a second surface, and second surface is provided with at least one first joint sheet or pad; First chip is provided with on the first surface; First dielectric layer is arranged at first surface, and coats first chip; First conducting structure is positioned among first dielectric layer and along the first chip periphery setting, with first chip and the first joint sheet electrically connect.
For reaching above-mentioned purpose, have a plurality of packaging bodies according to a kind of package body module of the present invention, one of them packaging body comprises a carrier, one first chip, one first dielectric layer and at least one first conducting structure; Carrier has a first surface and a second surface, and second surface is provided with at least one first joint sheet; First chip is arranged on the first surface; First dielectric layer is arranged at first surface, and coats first chip; First conducting structure is positioned among first dielectric layer and along the first chip periphery setting, with first chip and the first joint sheet electrically connect.This packaging body more comprises at least one second bond pad arrangement on first dielectric layer and electrically connect to the first conducting structure.Second joint sheet of this packaging body more is connected to first joint sheet of another packaging body via a soldered ball or a projection.
From the above, a kind of packaging body of the present invention and package body module, since first conducting structure be positioned at the first chip periphery than the short transmission path design, make the chip of winning directly to pass through first conducting structure and carrier, another chip, another packaging body or a wiring board electrically connect, compare with commonly using structure, the present invention has the preferable path that electrically conducts, and improves encapsulation elasticity, make wiring easily, and help the manufacturing of packaging body and package body module.
Description of drawings
Fig. 1 a and 1b are the schematic diagram of a kind of packaging body of the present invention;
Fig. 2 is the schematic diagram of a kind of packaging body of the present invention and another chip electrically connect;
Fig. 3 is the schematic diagram of a kind of packaging body of the present invention and another packaging body electrically connect;
Fig. 4 is the schematic diagram of another kind of packaging body of the present invention;
Fig. 5 is the schematic diagram of another packaging body of the present invention;
Fig. 6 is the making flow chart of a kind of packaging body of the present invention;
Fig. 7 is the schematic diagram of a kind of package body module of the present invention; And
Fig. 8 is the schematic diagram of another kind of package body module of the present invention.
The element numbers explanation:
1 packaging body
2 packaging bodies
3 packaging bodies
4 package body modules
5 package body modules
11 carriers
111 first surfaces
112 second surfaces
113 first joint sheets
114 internal wirings
12 first chips
13 first dielectric layers
14 first conducting structures
15 second joint sheets
16 protective layers
17 second dielectric layers
18a second conducting structure
18b second conducting structure
19 second chips
The 12a chip
The 12b packaging body
20 soldered balls
Embodiment
Hereinafter with reference to correlative type, a kind of packaging body according to preferred embodiment of the present invention and preparation method thereof is described, and a package body module.
See also Fig. 1 a and 1b, a kind of packaging body 1 of the present invention comprises a carrier 11, one first chip 12, one first dielectric layer 13 and at least one first conducting structure 14.
First dielectric layer 13 is arranged at first surface 111, and coats first chip 12.At least one first conducting structure 14 is positioned among first dielectric layer 13 and along the 12 periphery settings of first chip, with first chip 12 and first joint sheet, 113 electrically connects.
In the present embodiment, more comprise at least one second joint sheet 15, it is arranged on first dielectric layer 13, and second joint sheet 15 and 14 electric connections of first conducting structure.Second joint sheet 15 more can be electrically connected to first joint sheet 113 via first conducting structure 14.In addition, present embodiment more comprises a protective layer 16, and it is arranged on first dielectric layer 13, and exposes second joint sheet 15.By this, the electric connection of 14 of 16 pairs of carriers of protective layer 11, first chip 12 and first conducting structures provides a protective effect.
Via first conducting structure 14 or cooperate the internal wiring 114 of carrier 11 again, chip 12 is electrically connected to first joint sheet 113 and second joint sheet 15, and with first joint sheet 113 and second joint sheet 15 electrical contact, in order to be connected to another chip, another packaging body or a wiring board as this packaging body 1.
Please refer to Fig. 2, second joint sheet 15 of above-mentioned packaging body 1 can electrically connect via a wire bond mode and a chip 12a, forms one and piles up the formula multi-chip encapsulation body.Or as the embodiment of Fig. 3, second joint sheet 15 of above-mentioned packaging body 1 can electrically connect with the packaging body 12b with a chip via the chip bonding mode, form the many package body modules of an accumulation formula.
This shows that packaging body 1 of the present invention is via shortening the electrically conduct path of first chip 12 with carrier 11, another chip 12a or another packaging body 12b, thereby reduce the problem of impedance matching, have really preferable electrically.In addition, packaging body of the present invention also provides rubber-like structure and manufacture for the designer.
See also Fig. 4, packaging body 2 has the same structure of packaging body 1, more comprises one second dielectric layer 17 and a plurality of second conducting structure 18a.Second dielectric layer 17 is arranged on first dielectric layer 13, and the second conducting structure 18a is arranged among second dielectric layer 17, with first chip 12 and first conducting structure, 14 electrically connects, and can be again via first conducting structure, 14 electrically connect to the first joint sheets 113.Can increase chip 12 via the second conducting structure 18a and electrically connect number, not be subjected to the restriction of first conducting structure, 14 wiring densities to the external world.
As shown in Figure 5, packaging body 3 has the same structure of packaging body 1, more can comprise one second chip 19.Being similar to packaging body 1, the first dielectric layer 13 coats on first chip 12.In addition, packaging body 3 has more second dielectric layer 17, is positioned on first dielectric layer 13, and coats second chip 19.The second conducting structure 18b is formed with the technology that forms first conducting structure 14.With second chip 19 and first conducting structure, 14 electrically connects, form one and pile up the formula multi-chip encapsulation body.
Packaging body of the present invention does not limit only has first chip 12,13 layers of first dielectric layers, second dielectric layer 17 and second chip 19, and can utilize for example embedded encapsulation technology of bumpless (bumpless build up layer according to actual needs, BBUL), continue at other dielectric layer of storehouse or chip on second dielectric layer 17 again, and the thickness of packaging body can be restricted between the 0.2mm to 0.3mm, to meet now the requirement to the packaging body volume.
See also Fig. 6, be the making flow chart of a kind of packaging body of the present invention, at first, in step S
1, a carrier 11 is provided, carrier 11 has a first surface 111 and a second surface 112, and second surface 112 is provided with at least one first joint sheet 113.In the present embodiment, carrier 11 can be a substrate, and its material can be organic material, inorganic or ceramic material, and carrier 11 inside have an internal wiring 114.Certainly, carrier 11 can be a blank substrate, and has a plurality of through hole (not shown).In addition, on first joint sheet 113 projection or soldered ball (not shown) can be set more.In addition, carrier 11 of the present invention also can be a lead frame.
Then, in step S
2, dispose the first surface 111 of one first chip 12 in carrier 11.First chip 12 can be a chipset, a processor, an internal memory, a communication chip or a drawing chip.
Then, in step S
3, form one first dielectric layer 13 in first surface 111, and coat first chip 12.
Then, in step S
4, remove part of first dielectric layer 13, be adjacent to first joint sheet 113 of first chip, 12 peripheries with expose portion first chip 12 and part.
At last, in step S
5, insert the expose portion of a conductive material on first chip 12 and first joint sheet 113, form at least one first conducting structure 14, so that first chip 12 and first joint sheet 113 are electrically connected.What need supplementary notes is, when carrier 11 when having the blank substrate of a plurality of through holes, at step S
5Or afterwards, also can simultaneously or continue and insert conductive material in each through hole, and form an internal wiring 114 in carrier 11.
In the present embodiment, in step S
5More can comprise the step of a plurality of second joint sheets 15 of formation on first dielectric layer 13, and second joint sheet 15 and first conducting structure, 14 electrically connects.Second joint sheet 15 can add a projection or soldered ball (not shown), makes that another chip 12a (as shown in Figure 2) or another packaging body 12b (as shown in Figure 3) can be by the mode and the packaging body electrically connects of the present invention of wire bond or chip package.
In the present embodiment, in step S
5Afterwards, more can comprise the step of formation one protective layer 16 on first dielectric layer 13, and expose second joint sheet, 15 (not shown).
Please consult Fig. 4 and Fig. 6 simultaneously, the production method of packaging body of the present invention more can comprise the following step to form one second dielectric layer 17 and at least one second conducting structure 18a.At first, form one second dielectric layer 17 on first dielectric layer 13; Then, remove part second dielectric layer 17, with expose portion first chip 12 and part first conducting structure 14; At last, insert the expose portion of a conductive material on first chip 12 and first conducting structure 14, form at least one second conducting structure 18a, with first chip 12 and first conducting structure, 14 electrically connects, again via first conducting structure 14 and first joint sheet, 113 electrically connects.
Please consult Fig. 5 and Fig. 6 simultaneously, the production method of packaging body of the present invention more comprises the following step, makes packaging body have more one second chip 19, second dielectric layer 17 and at least one second conducting structure 18b.At first, dispose one second chip 19 on first dielectric layer 13; Then, form one second dielectric layer 17 on first dielectric layer 13, and coat second chip 19; Then, remove part second dielectric layer 17, with expose portion second chip 19 and part first conducting structure 14; At last, insert the expose portion of a conductive material on second chip 19 and first conducting structure 14, form at least one second conducting structure 18b, with second chip 19 and first conducting structure, 14 electrically connects, again via first conducting structure 14 and first joint sheet, 113 electrically connects.
As shown in Figure 7, the present invention also discloses a kind of package body module 4 and has two identical packaging bodies 1 electrically connect each other, wherein, packaging body 1 comprises a carrier 11, one first chip 12, one first dielectric layer 13, at least one first conducting structure 14, at least one second joint sheet 15, at least one first joint sheet 113 and at least one soldered ball 20.The packaging body 1 on top can link with first conducting structure 14 of bottom packaging body 1.Wherein, before carrier 11, first chip 12, first dielectric layer 13 and first conducting structure 14 have been described in, do not repeat them here.
As shown in Figure 8, another kind of package body module 5 of the present invention has two different packaging bodies 2 and piles up mutually with packaging body 3.Wherein packaging body 2 has first conducting structure 14 and the second conducting structure 18a as chip and the extraneous approach that is connected.Packaging body 3 has two chips, 12,19 mutual storehouses.This packaging body 3 more comprises at least one second joint sheet 15 and is disposed on one second dielectric layer 17 and electrically connect to the one second conducting structure 18b.Second joint sheet 15 of this packaging body 3 more is connected to first joint sheet 113 of packaging body 2 via a soldered ball 20.
In sum, a kind of packaging body of the present invention and package body module, since first conducting structure be positioned at the first chip periphery than the short transmission path design, make the chip of winning directly to pass through first conducting structure and carrier, another chip, another packaging body or a wiring board electrically connect, compare with commonly using structure, the present invention has the preferable path that electrically conducts, and improves encapsulation elasticity, make wiring easily, and help the manufacturing of packaging body and package body module.
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the appended claim its equivalent modifications of carrying out or change.
Claims (15)
1, a kind of packaging body comprises:
One carrier, it has a first surface and a second surface, and this second surface is provided with at least one first joint sheet;
One first chip, it is arranged on this first surface;
One first dielectric layer, it is arranged at this first surface, and coats this first chip; And
At least one first conducting structure, it is positioned among this first dielectric layer and along this first chip periphery setting, with this first chip and this first joint sheet electrically connect.
2, packaging body according to claim 1 also comprises:
At least one second joint sheet, it is arranged on this first dielectric layer.
3, packaging body according to claim 2 wherein, is provided with a projection or soldered ball on this first joint sheet and/or second joint sheet.
4, packaging body according to claim 2, wherein, this second joint sheet and this first conducting structure electrically connect.
5, packaging body according to claim 2 also comprises:
One protective layer, it is arranged on this first dielectric layer, and exposes this second joint sheet.
6, packaging body according to claim 2, wherein, this first joint sheet and/or this second joint sheet and a chip, a packaging body or a wiring board electrically connect.
7, packaging body according to claim 1 also comprises:
One second dielectric layer, it is arranged on this first dielectric layer; And
At least one second conducting structure, it is positioned among this second dielectric layer, with this first chip and this first conducting structure electrically connect.
8, packaging body according to claim 1 also comprises:
One second chip, it is arranged on this first dielectric layer;
One second dielectric layer, it is arranged on this first dielectric layer, and coats this second chip; And
At least one second conducting structure, it is positioned among this second dielectric layer, with this second chip and this first joint sheet and/or this first conducting structure electrically connect.
9, packaging body according to claim 8, wherein, this second conducting structure is provided with along this second chip periphery.
10, packaging body according to claim 1, wherein, this carrier is a substrate or a lead frame.
11, a kind of package body module, it has a plurality of packaging bodies, and one of them comprises these packaging bodies:
One carrier, it has a first surface and a second surface, and this second surface is provided with at least one first joint sheet;
One first chip, it is arranged on this first surface;
One first dielectric layer, it is arranged at this first surface, and coats this first chip;
At least one second joint sheet, it is arranged on this first dielectric layer; And
At least one first conducting structure, it is positioned among this first dielectric layer and along this first chip periphery setting, with with this first chip and this first joint sheet electrically connect, wherein on this of this packaging body second joint sheet a projection or soldered ball are set, in order to be connected to this first joint sheet of another packaging body.
12, package body module according to claim 11, wherein, one of them more comprises these packaging bodies:
One protective layer, it is arranged on this first dielectric layer, and exposes this second joint sheet.
13, package body module according to claim 11, wherein, this first joint sheet and/or this second joint sheet and a chip, a packaging body or a wiring board electrically connect.
14, package body module according to claim 11, wherein, one of them also comprises these packaging bodies:
One second dielectric layer, it is arranged on this first dielectric layer; And
At least one second conducting structure, it is positioned among this second dielectric layer, with this first chip and this first joint sheet and/or this first conducting structure electrically connect.
15, package body module according to claim 11, wherein, this carrier is a substrate or a lead frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101303587A CN100392849C (en) | 2005-12-09 | 2005-12-09 | Package body and package body module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101303587A CN100392849C (en) | 2005-12-09 | 2005-12-09 | Package body and package body module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1808711A true CN1808711A (en) | 2006-07-26 |
| CN100392849C CN100392849C (en) | 2008-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101303587A Active CN100392849C (en) | 2005-12-09 | 2005-12-09 | Package body and package body module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100392849C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315190A (en) * | 2010-06-29 | 2012-01-11 | 通用电气公司 | The electrical interconnection and the manufacturing approach thereof that are used for the integrated circuit encapsulation |
| CN101981691B (en) * | 2008-06-03 | 2012-12-26 | 英特尔公司 | Package on package using a bump-less build up layer (bbul) package |
| CN108447857A (en) * | 2013-12-20 | 2018-08-24 | 乾坤科技股份有限公司 | Three dimensions encapsulating structure and its manufacturing method |
| WO2023088115A1 (en) * | 2021-11-16 | 2023-05-25 | 华为技术有限公司 | Packaging structure, chip module, board-level architecture, and communication device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6506632B1 (en) * | 2002-02-15 | 2003-01-14 | Unimicron Technology Corp. | Method of forming IC package having downward-facing chip cavity |
| TWI256719B (en) * | 2002-03-06 | 2006-06-11 | Via Tech Inc | Semiconductor device package module and manufacturing method thereof |
| TW560698U (en) * | 2002-09-09 | 2003-11-01 | Via Tech Inc | Structure of chip package |
| TWI221327B (en) * | 2003-08-08 | 2004-09-21 | Via Tech Inc | Multi-chip package and process for forming the same |
-
2005
- 2005-12-09 CN CNB2005101303587A patent/CN100392849C/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101981691B (en) * | 2008-06-03 | 2012-12-26 | 英特尔公司 | Package on package using a bump-less build up layer (bbul) package |
| CN102315190A (en) * | 2010-06-29 | 2012-01-11 | 通用电气公司 | The electrical interconnection and the manufacturing approach thereof that are used for the integrated circuit encapsulation |
| CN102315190B (en) * | 2010-06-29 | 2016-03-16 | 通用电气公司 | For electrical interconnection and the manufacture method thereof of integrated antenna package |
| US9299647B2 (en) | 2010-06-29 | 2016-03-29 | General Electric Company | Electrical interconnect for an integrated circuit package and method of making same |
| US9679837B2 (en) | 2010-06-29 | 2017-06-13 | General Electric Company | Electrical interconnect for an integrated circuit package and method of making same |
| US10068840B2 (en) | 2010-06-29 | 2018-09-04 | General Electric Company | Electrical interconnect for an integrated circuit package and method of making same |
| CN108447857A (en) * | 2013-12-20 | 2018-08-24 | 乾坤科技股份有限公司 | Three dimensions encapsulating structure and its manufacturing method |
| WO2023088115A1 (en) * | 2021-11-16 | 2023-05-25 | 华为技术有限公司 | Packaging structure, chip module, board-level architecture, and communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100392849C (en) | 2008-06-04 |
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