TWI427756B - Package structure - Google Patents
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- TWI427756B TWI427756B TW098130288A TW98130288A TWI427756B TW I427756 B TWI427756 B TW I427756B TW 098130288 A TW098130288 A TW 098130288A TW 98130288 A TW98130288 A TW 98130288A TW I427756 B TWI427756 B TW I427756B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector 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
- H01L2224/16221—Disposition the bump connector 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
- H01L2224/16225—Disposition the bump connector 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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Description
本發明是有關於一種封裝結構,且特別是有關於一種包含具有半導體連接元件(Interposer)之封裝結構。The present invention relates to a package structure, and more particularly to a package structure including a semiconductor connection element (Interposer).
半導體元件的問世,是科技發展的重要里程碑。其中封裝製程在半導體技術中,扮演者舉足輕重的角色。隨著半導體元件的不斷進步,元件越來越多元化,封裝製程亦趨複雜。The advent of semiconductor components is an important milestone in the development of science and technology. Among them, the packaging process plays a pivotal role in semiconductor technology. As semiconductor components continue to advance, components become more diverse, and packaging processes become more complex.
一般而言,半導體元件係電性連接並設置於一基板上,再藉由封膠的覆蓋而完成一封裝結構。外界之訊號即可藉由基板傳遞至半導體元件之內部。Generally, the semiconductor components are electrically connected and disposed on a substrate, and a package structure is completed by covering the sealant. The external signal can be transmitted to the inside of the semiconductor component through the substrate.
在追求「輕、薄、短、小」的設計下,設計者必須將二個以上半導體元件設置於同一基板上,並共用同一基板。然後再將其封裝成一封裝結構,以減少產品體積。In the pursuit of "light, thin, short, small" design, the designer must set two or more semiconductor components on the same substrate and share the same substrate. It is then packaged into a package structure to reduce product size.
然而,每一半導體元件皆具有數個電性接點,若將二個以上半導體元件之電性接點連接於基板上時,導線之設計將是一項相當困難的工作。However, each semiconductor component has several electrical contacts. If the electrical contacts of two or more semiconductor components are connected to the substrate, the design of the wires will be a rather difficult task.
並且,在半導體元件之電性接點的設計越來越複雜的情況下,如何讓一個半導體元件或二個以上半導體元件之幾個特定電性接點減少產生訊號傳遞時間上的差異,以及如何提高電源訊號的傳遞效率實為目前研發之一重要方向。Moreover, in the case where the design of the electrical contacts of the semiconductor element is more and more complicated, how to reduce the difference in signal transmission time by how many specific electrical contacts of one semiconductor element or two or more semiconductor elements are generated, and how Improving the transmission efficiency of power signals is an important direction of current research and development.
本發明係有關於一種封裝結構,其利用一半導體連接元件之導線的設計,使得封裝結構之基板可以同時與第一半導體元件及第二半導體元件形成訊號溝通路徑。The present invention relates to a package structure that utilizes the design of the wires of a semiconductor connection element such that the substrate of the package structure can simultaneously form a signal communication path with the first semiconductor element and the second semiconductor element.
根據本發明之一方面,提出一種封裝結構。封裝結構包括至少一第一半導體元件、至少一第二半導體元件、一半導體連接元件及一基板。第一半導體元件包括數個第一導電凸塊。第二半導體元件包括數個第二導電凸塊。半導體連接元件包括一連接主板、至少一訊號導線及至少一訊號導電柱。訊號導線係設置於連接主板上。訊號導線之兩端分別電性連接於其中之一第一導電凸塊及其中之一第二導電凸塊。訊號導電柱係電性連接於。基板係電性連接於訊號導電柱。其中,第一半導體元件及第二半導體元件皆為記憶體晶片,且第一半導體元件及第二半導體元件之線路結構相同。According to an aspect of the invention, a package structure is proposed. The package structure includes at least one first semiconductor component, at least one second semiconductor component, a semiconductor connection component, and a substrate. The first semiconductor component includes a plurality of first conductive bumps. The second semiconductor component includes a plurality of second conductive bumps. The semiconductor connecting component includes a connecting main board, at least one signal wire and at least one signal conducting post. The signal wires are placed on the connection board. The two ends of the signal wire are electrically connected to one of the first conductive bumps and one of the second conductive bumps. The signal conductive column is electrically connected to. The substrate is electrically connected to the signal conductive column. The first semiconductor element and the second semiconductor element are both memory chips, and the first semiconductor element and the second semiconductor element have the same line structure.
根據本發明之另一方面,提出一種封裝結構。封裝結構包括一半導體元件、一半導體連接元件及一基板。半導體元件包括至少二訊號導電凸塊。半導體連接元件包括一連接主板、至少二訊號導電柱及至少二訊號導線。訊號導電柱係貫穿連接主板。訊號導線係設置於連接主板上。各個訊號導線之兩端分別電性連接於其中之一訊號導電凸塊及其中之一訊號導電柱。其中各個訊號導線之長度實質上相等。基板係電性連接於訊號導電柱。According to another aspect of the invention, a package structure is proposed. The package structure includes a semiconductor component, a semiconductor connection component, and a substrate. The semiconductor component includes at least two signal conductive bumps. The semiconductor connecting component comprises a connecting main board, at least two signal conducting columns and at least two signal wires. The signal conductive column runs through the connection motherboard. The signal wires are placed on the connection board. Each of the two signal wires is electrically connected to one of the signal conductive bumps and one of the signal conductive posts. The lengths of the individual signal wires are substantially equal. The substrate is electrically connected to the signal conductive column.
為了讓本發明之上述內容能更明顯易懂,下文特舉較佳實施例,並配合所附圖式,作詳細說明如下:In order to make the above description of the present invention more comprehensible, the preferred embodiments are described below, and in conjunction with the accompanying drawings, the detailed description is as follows:
以下係提出實施例進行詳細說明,實施例僅用以作為範例說明,並不會限縮本發明欲保護之範圍。此外,實施例中之圖式係省略不必要之元件,以清楚顯示本發明之技術特點。The following is a detailed description of the embodiments, which are intended to be illustrative only and not to limit the scope of the invention. In addition, the drawings in the embodiments omit unnecessary elements to clearly show the technical features of the present invention.
請參照第1圖,其繪示依照本發明第一實施例之封裝結構1000之示意圖。本實施例之封裝結構1000包括一第一半導體元件100、一第二半導體元件200、一半導體連接元件300(Interposer)(其材質包含熱塑性樹脂(thermo plastic)或環氧樹脂(epoxy))及一基板400。第一半導體元件100及第二半導體元件200例如是記憶體晶片、處理晶片或感光晶片等。在本實施例中,第一半導體元件100及第二半導體元件200皆為記憶體晶片,且第一半導體元件100及第二半導體元件200之線路結構相同。基板400之材質係為一絕緣材料,例如是玻璃纖維(FR4)或陶瓷材料。半導體連接元件300設置於第一半導體100及基板400之間,且設置於第二半導體200以及基板400之間。半導體連接元件300用以使基板400同時電性連接至第一半導體元件100及第二半導體元件200。為了清楚說明本實施例之封裝結構1000之細部元件,以下更以俯視圖及數張沿不同截面線之剖面圖詳細說明如下。Please refer to FIG. 1 , which illustrates a schematic diagram of a package structure 1000 in accordance with a first embodiment of the present invention. The package structure 1000 of the present embodiment includes a first semiconductor component 100, a second semiconductor component 200, and a semiconductor connection component 300 (interposer) (the material of which comprises a thermo plastic or epoxy) and a Substrate 400. The first semiconductor element 100 and the second semiconductor element 200 are, for example, a memory wafer, a processed wafer, or a photosensitive wafer. In the present embodiment, the first semiconductor element 100 and the second semiconductor element 200 are both memory chips, and the first semiconductor element 100 and the second semiconductor element 200 have the same line structure. The material of the substrate 400 is an insulating material such as glass fiber (FR4) or ceramic material. The semiconductor connection device 300 is disposed between the first semiconductor 100 and the substrate 400 and is disposed between the second semiconductor 200 and the substrate 400. The semiconductor connection component 300 is used to electrically connect the substrate 400 to the first semiconductor component 100 and the second semiconductor component 200 at the same time. In order to clarify the detailed components of the package structure 1000 of the present embodiment, the following is a detailed view of the top view and a plurality of cross-sectional views along different cross-sectional lines as follows.
請參照第2圖及第3A~3C圖,第2圖繪示第1圖之封裝結構1000之俯視圖,第3A圖繪示第2圖之封裝結構1000沿截面線A-A’之剖面圖,第3B圖繪示第2圖之封裝結構1000沿截面線B-B’之剖面圖,第3C圖繪示第2圖之封裝結構1000沿截面線C-C’之剖面圖。如第2圖所示,第一半導體元件100包括數個第一導電凸塊110、數個第三導電凸塊130及數個電源導電凸塊150,第二半導體元件200包括數個第二導電凸塊220、數個第四導電凸塊240及數個電源導電凸塊250。Please refer to FIG. 2 and FIG. 3A to FIG. 3C , FIG. 2 is a plan view of the package structure 1000 of FIG. 1 , and FIG. 3A is a cross-sectional view of the package structure 1000 of FIG. 2 along a section line A-A′. 3B is a cross-sectional view of the package structure 1000 of FIG. 2 along section line BB′, and FIG. 3C is a cross-sectional view of the package structure 1000 of FIG. 2 taken along section line C-C′. As shown in FIG. 2, the first semiconductor device 100 includes a plurality of first conductive bumps 110, a plurality of third conductive bumps 130, and a plurality of power conductive bumps 150. The second semiconductor device 200 includes a plurality of second conductive materials. The bump 220, the plurality of fourth conductive bumps 240, and the plurality of power conductive bumps 250.
為了清楚說明封裝結構1000之細部元件,第2圖係以透視之方式呈現內部元件。此些第一導電凸塊110係沿一第一延伸線L1排列,此些第二導電凸塊220係沿一第二延伸線L2排列,此些第三導電凸塊130係沿一第三延伸線L3排列,此些第四導電凸塊240係沿一第四延伸線L4排列。第一延伸線L1、第二延伸線L2、第三延伸線L3及第四延伸線L4實質上係相互平行。In order to clearly illustrate the detailed components of the package structure 1000, Figure 2 presents the internal components in perspective. The first conductive bumps 110 are arranged along a first extension line L1, and the second conductive bumps 220 are arranged along a second extension line L2. The third conductive bumps 130 are extended along a third extension. The lines L3 are arranged, and the fourth conductive bumps 240 are arranged along a fourth extension line L4. The first extension line L1, the second extension line L2, the third extension line L3, and the fourth extension line L4 are substantially parallel to each other.
並且,第一延伸線L1及第三延伸線L3之間距實質上係為350微米(um)。各個第一導電凸塊110之間距實質上係為150微米,且各個第三導電凸塊130之間距實質上係為150微米。Moreover, the distance between the first extension line L1 and the third extension line L3 is substantially 350 micrometers (um). The distance between each of the first conductive bumps 110 is substantially 150 micrometers, and the distance between each of the third conductive bumps 130 is substantially 150 micrometers.
其中,此些第一導電凸塊110及此些第三導電凸塊130係對應排列。也就是說,第一導電凸塊110與對應之第三導電凸塊130之連線L13實質上垂直於第一延伸線L1及第三延伸線L3。同樣地,此些第二導電凸塊220及此些第四導電凸塊240係對應排列。也就是說,第二導電凸塊220與對應之第四導電凸塊240之連線L24實質上垂直於第二延伸線L1及第四延伸線L4。The first conductive bumps 110 and the third conductive bumps 130 are arranged correspondingly. That is, the line L13 of the first conductive bump 110 and the corresponding third conductive bump 130 is substantially perpendicular to the first extension line L1 and the third extension line L3. Similarly, the second conductive bumps 220 and the fourth conductive bumps 240 are arranged correspondingly. That is, the line L24 of the second conductive bump 220 and the corresponding fourth conductive bump 240 is substantially perpendicular to the second extension line L1 and the fourth extension line L4.
以第3A圖為例,沿第2圖之A-A’截面線來看,即可同時觀看到第一導電凸塊110及第三導電凸塊130。Taking FIG. 3A as an example, the first conductive bump 110 and the third conductive bump 130 can be viewed simultaneously along the A-A' cross-sectional view of FIG.
實質上,本實施例之第一半導體元件100及第二半導體元件200係為相似之結構,故第一導電凸塊110及第三導電凸塊130之配置方式與第二導電凸塊220及第四導電凸塊240之配置方式相似。In essence, the first semiconductor device 100 and the second semiconductor device 200 of the present embodiment have a similar structure, so that the first conductive bumps 110 and the third conductive bumps 130 are disposed in the same manner as the second conductive bumps 220 and The four conductive bumps 240 are arranged in a similar manner.
也就是說,第二延伸線L2及第四延伸線L4之間距實質上亦為350微米。各個第二導電凸塊220之間距實質上亦為150微米,各個第四導電凸塊240之間距實質上亦為150微米。That is to say, the distance between the second extension line L2 and the fourth extension line L4 is also substantially 350 micrometers. The distance between each of the second conductive bumps 220 is also substantially 150 micrometers, and the distance between the fourth conductive bumps 240 is also substantially 150 micrometers.
如第2圖所示,就半導體連接元件300而言,本實施例之半導體連接元件300包括一連接主板310、數個訊號導線320、數個電源導線340、數個訊號導電柱330及數個電源導電柱350。訊號導線320係設置於連接主板310上。部分訊號導線320之兩端分別電性連接於其中之一第一導電凸塊110及其中之一第二導電凸塊220。另一部分訊號導線320之兩端分別電性連接於其中之一第三導電凸塊130及其中之一第四導電凸塊240。As shown in FIG. 2, in the case of the semiconductor connection component 300, the semiconductor connection component 300 of the present embodiment includes a connection main board 310, a plurality of signal wires 320, a plurality of power supply wires 340, a plurality of signal conductive columns 330, and a plurality of Power supply conductive post 350. The signal wire 320 is disposed on the connection main board 310. The two ends of the partial signal wires 320 are electrically connected to one of the first conductive bumps 110 and one of the second conductive bumps 220, respectively. The two ends of the other part of the signal wire 320 are electrically connected to one of the third conductive bumps 130 and one of the fourth conductive bumps 240.
請同時參照第2圖、第3A圖及第4圖,第4圖繪示第2圖之第一導電凸塊110、訊號導線320、訊號導電柱330及第二導電凸塊220之示意圖。如第3A圖所示,訊號導電柱330係貫穿連接主板310。基板400係藉由此些訊號導電柱330電性連接至訊號導線320。並且,第一導電凸塊110、訊號導線320及訊號導電柱330形成一訊號傳遞路徑。Please refer to FIG. 2 , FIG. 3A and FIG. 4 simultaneously. FIG. 4 is a schematic diagram of the first conductive bump 110 , the signal conductor 320 , the signal conductive pillar 330 and the second conductive bump 220 of FIG. 2 . As shown in FIG. 3A, the signal conductive post 330 is connected through the main board 310. The substrate 400 is electrically connected to the signal wire 320 by the signal conductive pillars 330. Moreover, the first conductive bumps 110, the signal wires 320, and the signal conductive pillars 330 form a signal transmission path.
同樣地,第二導電凸塊220、訊號導線320及訊號導電柱330亦可形成另一訊號傳遞路徑。也就是說,第一導電凸塊110及第二導電凸塊220之訊號可一起傳遞至基板400(或者說基板400可經由同一訊號導電柱330傳遞訊號至第一導電凸塊110及第二導電凸塊220)。Similarly, the second conductive bumps 220, the signal wires 320, and the signal conductive posts 330 may also form another signal transmission path. That is, the signals of the first conductive bumps 110 and the second conductive bumps 220 can be transmitted to the substrate 400 together (or the substrate 400 can transmit signals to the first conductive bumps 110 and the second conductive via the same signal conductive pillars 330). Bump 220).
如第4圖所示,訊號導電柱330係電性連接於訊號導線320之一線段中點M。線段中點M至訊號導線320之兩端之長度D1、D2實質上相等。而由於線段中點M至訊號導線320之兩端之長度D1、D2實質上相等,故兩個訊號傳遞路徑之長度亦相等,使得兩個訊號傳遞之間减少產生任何傳遞時間上的差異(Difference in arrival time)。As shown in FIG. 4, the signal conductive post 330 is electrically connected to a midpoint M of a line segment of the signal conductor 320. The lengths D1, D2 of the two ends of the line segment midpoint M to the signal conductor 320 are substantially equal. Since the lengths D1 and D2 of the two ends of the line segment M to the signal conductor 320 are substantially equal, the lengths of the two signal transmission paths are also equal, so that the difference between the two signal transmissions causes any difference in transmission time (Difference). In arrival time).
如第2圖所示,在第一半導體元件100中,第一導電凸塊110之左側有若干第三導電凸塊130,而右側沒有其他導電凸塊;並且在第二半導體元件200中,第二導電凸塊220之左側有若干第四導電凸塊140,而右側沒有其他導電凸塊。並且為了讓第一導電凸塊110能夠與第二導電凸塊220順利電性連接,且為了讓第三導電凸塊130能夠與第四導電凸塊240順利電性連接。此些第一導電凸塊110及此些第二導電凸塊220係交錯排列。As shown in FIG. 2, in the first semiconductor device 100, the first conductive bump 110 has a plurality of third conductive bumps 130 on the left side and no other conductive bumps on the right side; and in the second semiconductor device 200, There are a plurality of fourth conductive bumps 140 on the left side of the two conductive bumps 220, and no other conductive bumps on the right side. In order to enable the first conductive bumps 110 to be electrically connected to the second conductive bumps 220, and to enable the third conductive bumps 130 to be electrically connected to the fourth conductive bumps 240. The first conductive bumps 110 and the second conductive bumps 220 are staggered.
更詳細地說,由第一導電凸塊110開始延伸之訊號導線320,係先向右延伸,再向下延伸,接著再向左延伸至第二導電凸塊220,而形成開口向左之U型轉折結構。由第四導電凸塊240開始延伸之訊號導線320係先向左延伸,再向上延伸,接著再向右延伸,而形成開口向右之U型轉折結構。In more detail, the signal wire 320 extending from the first conductive bump 110 extends first to the right, then extends downward, and then extends to the left to the second conductive bump 220 to form an opening U to the left. Type transition structure. The signal conductor 320 extending from the fourth conductive bump 240 extends first to the left, then extends upward, and then extends to the right to form a U-turn structure having an opening to the right.
其中,為了說明方便,在此係以第2圖為例作「上、下、左、右」之文字說明。然而「上、下、左、右」之文字說明並非用以侷限本發明,熟悉此技藝者均可瞭解,只要將第2圖轉換角度,其「上、下、左、右」之文字說明亦隨之改變。For convenience of explanation, the text of "up, down, left, and right" is illustrated by the second drawing. However, the text descriptions of "Up, Down, Left, and Right" are not intended to limit the present invention. Those skilled in the art will understand that as long as the angle is changed in Figure 2, the texts of "Up, Down, Left, and Right" are also explained. Change with it.
上述U型轉折結構係延長了訊號導線320之線段中點M與二端點之距離,並且部分之訊號導電柱330係沿一第五延伸線L5排列,部分之訊號導電柱330係沿一第六延伸線L6排列,第五延伸線L5及第六延伸線L6之間距大於第一延伸線L1及第三延伸線L3之間距,並大於第二延伸線L2及第四延伸線L4之間距。The U-shaped transition structure extends the distance between the midpoint M and the two end points of the line segment of the signal conductor 320, and a portion of the signal conductive pillars 330 are arranged along a fifth extension line L5, and some of the signal conductive pillars 330 are along the first The distance between the fifth extension line L5 and the sixth extension line L6 is greater than the distance between the first extension line L1 and the third extension line L3, and is greater than the distance between the second extension line L2 and the fourth extension line L4.
更詳細的說,請參照第4圖,本實施例之訊號導線320包括一第一子訊號導線321、一第二子訊號導線322及一第三子訊號導線323。第一子訊號導線321之一端係連接於其中之一第一導電凸塊110。第二子訊號導線322之一端係連接於其中之一第二導電凸塊220,並平行於第一子訊號導線321。第三子訊號導線323之兩端分別連接第一子訊號導線321之另一端及第二子訊號導線322之另一端。In more detail, please refer to FIG. 4 , the signal conductor 320 of the embodiment includes a first sub-signal lead 321 , a second sub-signal lead 322 and a third sub-signal lead 323 . One end of the first sub-signal wire 321 is connected to one of the first conductive bumps 110. One end of the second sub-signal wire 322 is connected to one of the second conductive bumps 220 and parallel to the first sub-signal wire 321 . The two ends of the third sub-signal wire 323 are respectively connected to the other end of the first sub-signal wire 321 and the other end of the second sub-signal wire 322.
在本實施例中,第三子訊號導線323實質上係垂直於第一子訊號導線321及第二子訊號導線322。也就是說,本實施例之訊號導線320具有雙直角之U型轉折結構。同樣地,連接第三導電凸塊130及第四導電凸塊240之訊號導線320亦具有相同之結構,在此不再重述。In this embodiment, the third sub-signal conductor 323 is substantially perpendicular to the first sub-signal lead 321 and the second sub-signal lead 322. That is to say, the signal wire 320 of the embodiment has a U-shaped folded structure with double right angles. Similarly, the signal wires 320 connecting the third conductive bumps 130 and the fourth conductive bumps 240 have the same structure and will not be repeated here.
如上所述,本實施例之半導體連接元件300以單層電路結構即可形成使第一半導體元件100及第二半導體元件200與基板400之訊號傳遞路徑,而不需要複雜的多層電路結構,因而大幅降低製造與材料成本。As described above, the semiconductor connection device 300 of the present embodiment can form a signal transmission path for the first semiconductor device 100 and the second semiconductor device 200 and the substrate 400 in a single-layer circuit structure without requiring a complicated multilayer circuit structure. Significantly reduce manufacturing and material costs.
此外,就電源傳導路徑而言,請參照第2圖,電源導線340係串接第一半導體元件100之電源導電凸塊150,並鄰近此些電源導電凸塊150設置。如此一來,如第3B圖所示,電源導電凸塊150、電源導線340及電源導電柱350形成一電源傳遞路徑。同樣地,如第3C圖所示,電源導電凸塊250、電源導線340及電源導電柱350亦形成另一電源傳遞路徑。In addition, in the case of the power conduction path, referring to FIG. 2, the power lead 340 is connected in series with the power conductive bumps 150 of the first semiconductor component 100 and disposed adjacent to the power conductive bumps 150. As such, as shown in FIG. 3B, the power supply conductive bumps 150, the power supply wires 340, and the power supply conductive posts 350 form a power transmission path. Similarly, as shown in FIG. 3C, the power supply conductive bump 250, the power supply lead 340, and the power supply conductive post 350 also form another power transfer path.
一般而言,電源訊號之電流較大,導線阻抗越低越好,以避免導線過熱。以電源導電凸塊150為例,由於此些電源導電凸塊150係以一條電源導線340串接,如此可以減少電源導線340之數量。並且電源導線340鄰近此些電源導電凸塊150設置,亦可縮短電源導線340之長度。如此一來,電源導線340之阻抗可降至最低,並增進電源訊號的傳輸效率。In general, the current of the power signal is large, and the lower the impedance of the wire, the better, to avoid overheating of the wire. Taking the power conductive bumps 150 as an example, since the power conductive bumps 150 are connected in series by one power supply wire 340, the number of power wires 340 can be reduced. Moreover, the power lead 340 is disposed adjacent to the power conductive bumps 150, and the length of the power lead 340 can also be shortened. In this way, the impedance of the power supply lead 340 can be minimized and the transmission efficiency of the power signal can be improved.
請再參照第1圖,本實施例之封裝結構1000更包括一第一封膠500及一第二封膠600。第一封膠500係設置於第一半導體元件100與半導體連接元件300之間,以及第二半導體元件200與半導體連接元件300之間。第二封膠600係設置於半導體連接元件300及基板400之間。Referring to FIG. 1 again, the package structure 1000 of the embodiment further includes a first sealant 500 and a second sealant 600. The first adhesive 500 is disposed between the first semiconductor component 100 and the semiconductor connection component 300, and between the second semiconductor component 200 and the semiconductor connection component 300. The second sealant 600 is disposed between the semiconductor connection element 300 and the substrate 400.
第一導電凸塊110、第二導電凸塊220、第三導電凸塊130(未繪示於第1圖)、第四導電凸塊240(未繪示於第1圖)、訊號導線320及電源導線340均包覆於第一封膠500內,訊號導電柱330及電源導電柱350則包覆於第二封膠600之內。因此,封裝結構1000可以受到完整地保護。The first conductive bumps 110, the second conductive bumps 220, the third conductive bumps 130 (not shown in FIG. 1), the fourth conductive bumps 240 (not shown in FIG. 1), the signal wires 320, and The power lead 340 is wrapped in the first sealant 500, and the signal conductive post 330 and the power conductive post 350 are wrapped in the second sealant 600. Therefore, the package structure 1000 can be completely protected.
請參照第5圖,其繪示依照本發明第二實施例封裝結構2000之俯視圖。本實施例之封裝結構2000與第一實施例之封裝結構1000不同之處在於電源導線340a之配置方式,其餘相同之處不再重述。Referring to FIG. 5, a top view of a package structure 2000 in accordance with a second embodiment of the present invention is shown. The package structure 2000 of the present embodiment is different from the package structure 1000 of the first embodiment in the arrangement of the power supply wires 340a, and the rest of the same points are not repeated.
如第5圖所示,本實施例之半導體連接元件300a包括數條電源導線340a,每一電源導線340a之一端連接一個電源導電凸塊150或一個電源導電凸塊250,並鄰近此電源導電凸塊150或此電源導電凸塊250設置。每一電源導線340a之另一端則連接於各個自的電源導電柱350。如此一來,每一電源導線340a之長度可縮至最短,使得電源導線340a之阻抗可降至最低。As shown in FIG. 5, the semiconductor connection component 300a of the present embodiment includes a plurality of power supply wires 340a, and one of the power supply wires 340a is connected to a power supply conductive bump 150 or a power supply conductive bump 250, and is adjacent to the power supply conductive bump. Block 150 or this power conductive bump 250 is provided. The other end of each power lead 340a is connected to each of the self-conducting conductive posts 350. In this way, the length of each power lead 340a can be minimized so that the impedance of the power supply lead 340a can be minimized.
請參照第6圖,其繪示依照本發明第三實施例之封裝結構3000之俯視圖。本實施例之封裝結構3000與第二實施例之封裝結構2000不同之處在於第一半導體元件100之數量及第二半導體元件200之數量,其餘相同之處不再重述。Please refer to FIG. 6, which illustrates a top view of a package structure 3000 in accordance with a third embodiment of the present invention. The package structure 3000 of the present embodiment is different from the package structure 2000 of the second embodiment in the number of the first semiconductor elements 100 and the number of the second semiconductor elements 200, and the rest of the same points are not repeated.
如第6圖所示,封裝結構3000包括數個第一半導體元件100及數個第二半導體元件200。此些第一半導體元件100及此些第二半導體元件200之數量係相同。並且此些第一半導體元件100及此些第二半導體元件200一一對應。As shown in FIG. 6, the package structure 3000 includes a plurality of first semiconductor elements 100 and a plurality of second semiconductor elements 200. The number of the first semiconductor elements 100 and the second semiconductor elements 200 is the same. The first semiconductor element 100 and the second semiconductor elements 200 are in one-to-one correspondence.
當第一半導體元件100及第二半導體元件200均類似時,半導體連接元件300b可以藉由一個光罩的重複曝光來複製出多組訊號導線320及電源導線340a之圖騰,相當地方便。When the first semiconductor component 100 and the second semiconductor component 200 are similar, the semiconductor connection component 300b can replicate the totem of the plurality of sets of signal wires 320 and the power supply wires 340a by repeated exposure of a reticle, which is quite convenient.
請參照第7圖,其繪示依照本發明第四實施例封裝結構4000之俯視圖。本實施例之封裝結構4000與第一實施例之封裝結構1000不同之處在於半導體元件700之數量與訊號導線820及電源導線840之配置方式,其餘相同之處不再重述。Referring to FIG. 7, a top view of a package structure 4000 in accordance with a fourth embodiment of the present invention is shown. The package structure 4000 of the present embodiment is different from the package structure 1000 of the first embodiment in the number of the semiconductor elements 700 and the arrangement of the signal wires 820 and the power wires 840, and the rest are not repeated.
如第7圖所示,本實施例之封裝結構4000包括半導體元件700、半導體連接元件800及基板900。在本實施例中,封裝結構4000僅包括一個半導體元件700。半導體元件700包括至少二訊號導電凸塊710及電源導電凸塊750。半導體連接元件800包括一連接主板810、至少二訊號導電柱830、至少二訊號導線820、至少一電源導線840及至少一電源導電柱850。訊號導電柱830係貫穿連接主板810。訊號導線820係設置於連接主板810上,各個訊號導線820之兩端分別電性連接於其中之一訊號導電凸塊710及其中之一訊號導電柱830。基板900係電性連接於訊號導電柱830。As shown in FIG. 7, the package structure 4000 of the present embodiment includes a semiconductor element 700, a semiconductor connection element 800, and a substrate 900. In the present embodiment, the package structure 4000 includes only one semiconductor component 700. The semiconductor component 700 includes at least two signal conductive bumps 710 and a power conductive bump 750. The semiconductor connecting component 800 includes a connecting main board 810, at least two signal conducting posts 830, at least two signal wires 820, at least one power lead 840, and at least one power conducting post 850. The signal conductive post 830 is connected to the main board 810. The signal wires 820 are disposed on the connection main board 810. The two ends of the signal wires 820 are electrically connected to one of the signal conductive bumps 710 and one of the signal conductive posts 830. The substrate 900 is electrically connected to the signal conductive pillar 830.
其中,各個訊號導線820之長度(例如是第7圖之長度D41、D42)實質上相等。因此各個訊號導電凸塊710在傳遞訊號時,减少產生任何時間上的差異。The length of each of the signal wires 820 (for example, the lengths D41 and D42 of FIG. 7) is substantially equal. Therefore, each of the signal conductive bumps 710 reduces any time difference when transmitting the signal.
此外,電源導線840之一端連接電源導電凸塊750,並鄰近電源導電凸塊750設置。如此一來,電源導線840之阻抗可降至對最低,並提高電源訊號之傳輸效率。In addition, one end of the power lead 840 is connected to the power conductive bump 750 and disposed adjacent to the power conductive bump 750. As a result, the impedance of the power supply line 840 can be reduced to the lowest level and the transmission efficiency of the power signal can be improved.
此外,本發明上述實施例所採用之半導體連接元件亦可以是一種Paper Lead Frame。為了清楚說明Paper Lead Frame之結構及其製造方法,在此係以一實施例並搭配圖式說明如下:請參第8~13圖,其繪示一種半導體連接元件之製造方法的示意圖。首先提供一載體19,在本實施例中,為一銅片(Copper)。並在載體19上形成圖樣化的第一導電層20’。In addition, the semiconductor connecting component used in the above embodiments of the present invention may also be a Paper Lead Frame. In order to clearly explain the structure of the Paper Lead Frame and the manufacturing method thereof, the following is described with reference to an embodiment: FIG. 8 to FIG. 13 are schematic diagrams showing a manufacturing method of a semiconductor connecting element. First, a carrier 19 is provided, which in this embodiment is a copper piece. A patterned first conductive layer 20' is formed on the carrier 19.
請參第9圖,在第一導電層20’上方,上一層光阻層25,並且圖案化該光阻層25,留出孔洞27’。Referring to Fig. 9, above the first conductive layer 20', a photoresist layer 25 is placed thereon, and the photoresist layer 25 is patterned to leave a hole 27'.
請參第10圖,在孔洞27’中,形成第二導電層27,在本實施例中,係以電鍍的方式成型,其為實質平坦狀,並未凸出該光阻層25之表面。Referring to Fig. 10, in the hole 27', a second conductive layer 27 is formed. In the present embodiment, it is formed by electroplating, which is substantially flat and does not protrude from the surface of the photoresist layer 25.
請參照第11圖,移除光阻層25,得到圖樣化之第一導電層20’以及第二導電層27。Referring to Fig. 11, the photoresist layer 25 is removed to obtain a patterned first conductive layer 20' and a second conductive layer 27.
請參第12圖,以模具填入塑模材料(molding material)形成第一絕緣層28,以將圖樣化之第一導電層20’以及第二導電層27嵌入於第一絕緣層28之中。此第一絕緣層28所使用的塑模材料,在本實施例為環氧樹脂(epoxy resin),並且具有彈性模量大於1.0GPa的特性,且其CTE值小於10ppm的特性。Referring to FIG. 12, a first insulating layer 28 is formed by filling a mold with a molding material to embed the patterned first conductive layer 20' and the second conductive layer 27 in the first insulating layer 28. . The molding material used for this first insulating layer 28, which is an epoxy resin in this embodiment, has a characteristic of an elastic modulus of more than 1.0 GPa and a CTE value of less than 10 ppm.
請參照第13圖,以蝕刻方式,移除載體19,得到封裝前之半導體連接元件。Referring to Figure 13, the carrier 19 is removed by etching to obtain a semiconductor connecting component before packaging.
本發明上述實施例所揭露之封裝結構,係透過半導體連接元件之設計,使得封裝結構具有多項優點,以下僅列舉部分優點說明如下:第一、第一導電凸塊、訊號導線、訊號導電柱及導電錫球形成一訊號傳遞路徑,且第二導電凸塊、訊號導線、訊號導電柱及導電錫球亦形成另一訊號傳遞路徑。因此基板係可同時與第一半導體元件及第二半導體元件形成訊號溝通路徑。The package structure disclosed in the above embodiments of the present invention is designed to have a plurality of advantages through the design of the semiconductor connection component. The following only some of the advantages are described as follows: first, first conductive bump, signal conductor, signal conductive pillar and The conductive solder balls form a signal transmission path, and the second conductive bumps, the signal wires, the signal conductive columns and the conductive solder balls also form another signal transmission path. Therefore, the substrate system can simultaneously form a signal communication path with the first semiconductor element and the second semiconductor element.
第二、由於訊號導電柱係連接於訊號導線之線段中點,因此兩傳導路徑之長度實質上相同。如此一來,訊號傳遞則减少產生任何傳遞時間上的差異。Second, since the signal conductive pillars are connected to the midpoint of the line segment of the signal conductor, the lengths of the two conductive paths are substantially the same. As a result, signal passing reduces the difference in any delivery time.
第三、U型轉折結構係延長了訊號導線之線段中點M與二端點之距離,因此部分之訊號導電柱係沿一第五延伸線排列,部分之訊號導電柱係沿一第六延伸線排列,第五延伸線及第六延伸線之間距大於第一延伸線及第三延伸線之間距,並大於第二延伸線及第四延伸線之間距。The third U-turn structure extends the distance between the midpoint M and the two end points of the line segment of the signal conductor, so that some of the signal conductive pillars are arranged along a fifth extension line, and some of the signal conductive pillars extend along a sixth extension. The line arrangement, the distance between the fifth extension line and the sixth extension line is greater than the distance between the first extension line and the third extension line, and greater than the distance between the second extension line and the fourth extension line.
第四、半導體連接元件以單層電路結構即可形成使第一半導體元件及第二半導體元件與基板之訊號傳遞路徑,而不需要複雜的多層電路結構。因此大幅降低製造與材料成本。Fourth, the semiconductor connection element can form a signal transmission path for the first semiconductor element and the second semiconductor element and the substrate in a single-layer circuit structure without requiring a complicated multilayer circuit structure. This significantly reduces manufacturing and material costs.
第五、若此些電源導電凸塊以一條電源導線串接,且電源導線鄰近此些電源導電凸塊設置時,可以減少電源導線之數量,並可縮短電源導線之長度。如此一來,電源導線之阻抗可降至對最低,並提高電源訊號之傳輸效率。Fifth, if the power supply conductive bumps are connected in series by a power supply wire, and the power supply wires are disposed adjacent to the power supply conductive bumps, the number of power supply wires can be reduced, and the length of the power supply wires can be shortened. In this way, the impedance of the power supply line can be reduced to the lowest level, and the transmission efficiency of the power signal is improved.
第六、第一封膠及第二封膠之設置亦可完整地保護封裝結構。The arrangement of the sixth, first sealant and the second sealant can also completely protect the package structure.
第七、若每一電源導線之一端均連接一電源導電凸塊,並鄰近此電源導電凸塊設置時,每一電源導線之長度可縮至最短,使得電源導線之阻抗可降至最低。Seventh, if one of the power supply wires is connected to a power supply conductive bump and disposed adjacent to the power supply conductive bump, the length of each power supply wire can be minimized, so that the impedance of the power supply wire can be minimized.
第八、半導體連接元件不僅適用於兩個半導體元件之電性連接,更適用於多組半導體元件之電性連接。此時半導體連接元件可以藉由一個光罩的重複曝光來複製出多組訊號導電及電源導線之圖騰,相當地方便。Eighth, the semiconductor connecting component is not only suitable for electrical connection of two semiconductor components, but also suitable for electrical connection of multiple sets of semiconductor components. At this time, the semiconductor connecting component can reproduce the totem of the plurality of sets of signal conducting and power supply wires by repeated exposure of a reticle, which is quite convenient.
第九、上述實施例雖然將兩個半導體元件電性連接為為一組,然半導體連接元件亦可將多個半導體元件電性連皆為一組,端視設計者之需求而定。Ninth, in the above embodiment, although the two semiconductor elements are electrically connected in a group, the semiconductor connection element may also electrically connect the plurality of semiconductor elements into one group, depending on the needs of the designer.
第十、透過半導體連接元件之訊號傳遞,使得半導體元件之導電凸塊的最小間距得以縮小。以第一實施例為例,第一導電凸塊及第三導電凸塊之最小間距可小於100微米(Microns),且第二導電凸塊及第四導電凸塊之最小間距亦可小於100微米。Tenth, through the signal transmission of the semiconductor connecting component, the minimum pitch of the conductive bumps of the semiconductor component is reduced. In the first embodiment, the minimum spacing between the first conductive bump and the third conductive bump may be less than 100 micrometers (Microns), and the minimum spacing between the second conductive bump and the fourth conductive bump may be less than 100 micrometers. .
綜上所述,雖然本發明已以較佳實施例揭露如上,然其並非用以限定本發明。本發明所屬技術領域中具有通常知識者,在不脫離本發明之精神和範圍內,當可作各種之更動與潤飾。因此,本發明之保護範圍當視後附之申請專利範圍所界定者為準。In conclusion, the present invention has been disclosed in the above preferred embodiments, and is not intended to limit the present invention. A person skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the scope of the invention is defined by the scope of the appended claims.
1000、2000、3000...封裝結構1000, 2000, 3000. . . Package structure
100...第一半導體元件100. . . First semiconductor component
110...第一導電凸塊110. . . First conductive bump
130...第三導電凸塊130. . . Third conductive bump
150、250、750...電源導電凸塊150, 250, 750. . . Power conductive bump
200...第二半導體元件200. . . Second semiconductor component
220...第二導電凸塊220. . . Second conductive bump
240...第四導電凸塊240. . . Fourth conductive bump
300、300a、300b、800...半導體連接元件300, 300a, 300b, 800. . . Semiconductor connection element
310、810...連接主板310, 810. . . Connecting the motherboard
320、820...訊號導線320, 820. . . Signal wire
321...第一子訊號導線321. . . First sub-signal wire
322...第二子訊號導線322. . . Second sub-signal wire
323...第三子訊號導線323. . . Third sub-signal wire
330、830...訊號導電柱330, 830. . . Signal conductive column
340、340a、840...電源導線340, 340a, 840. . . Power supply wire
350、850...電源導電柱350, 850. . . Power supply conductive column
400、900...基板400, 900. . . Substrate
500...第一封膠500. . . First glue
600...第二封膠600. . . Second sealant
700...半導體元件700. . . Semiconductor component
710...導電凸塊710. . . Conductive bump
19...載體19. . . Carrier
20’...第一導電層20’. . . First conductive layer
25...光阻層25. . . Photoresist layer
27...第二導電層27. . . Second conductive layer
27’...孔洞27’. . . Hole
28...第一絕緣層28. . . First insulating layer
D1、D2、D41、D42...長度D1, D2, D41, D42. . . length
L1...第一延伸線L1. . . First extension line
L2...第二延伸線L2. . . Second extension line
L3...第三延伸線L3. . . Third extension line
L4...第四延伸線L4. . . Fourth extension line
L13、L24...連線L13, L24. . . Connection
M...線段中點M. . . Midpoint of line segment
第1圖繪示依照本發明第一實施例之封裝結構之示意圖;1 is a schematic view showing a package structure according to a first embodiment of the present invention;
第2圖繪示第1圖之封裝結構之俯視圖;2 is a plan view showing the package structure of FIG. 1;
第3A圖繪示第2圖之封裝結構沿截面線A-A’之剖面圖;3A is a cross-sectional view of the package structure of FIG. 2 taken along section line A-A';
第3B圖繪示第2圖之封裝結構沿截面線B-B’之剖面圖;3B is a cross-sectional view of the package structure of FIG. 2 taken along section line B-B';
第3C圖繪示第2圖之封裝結構沿截面線C-C’之剖面圖;3C is a cross-sectional view of the package structure of FIG. 2 taken along section line C-C';
第4圖繪示第2圖之第一導電凸塊、訊號導線、訊號導電柱及第二導電凸塊之示意圖;4 is a schematic view showing the first conductive bump, the signal wire, the signal conductive pillar, and the second conductive bump of FIG. 2;
第5圖繪示依照本發明第二實施例封裝結構之俯視圖;5 is a plan view showing a package structure according to a second embodiment of the present invention;
第6圖繪示依照本發明第三實施例之封裝結構之俯視圖;6 is a plan view showing a package structure in accordance with a third embodiment of the present invention;
第7圖繪示依照本發明第四實施例封裝結構之俯視圖;以及7 is a plan view showing a package structure in accordance with a fourth embodiment of the present invention;
第8~13圖繪示一種半導體連接元件之製造方法的示意圖。8 to 13 are schematic views showing a method of manufacturing a semiconductor connecting member.
1000...封裝結構1000. . . Package structure
100...第一半導體元件100. . . First semiconductor component
110...第一導電凸塊110. . . First conductive bump
130...第三導電凸塊130. . . Third conductive bump
150、250...電源導電凸塊150, 250. . . Power conductive bump
200...第二半導體元件200. . . Second semiconductor component
220...第二導電凸塊220. . . Second conductive bump
240...第四導電凸塊240. . . Fourth conductive bump
300...半導體連接元件300. . . Semiconductor connection element
310...連接主板310. . . Connecting the motherboard
320...訊號導線320. . . Signal wire
330...訊號導電柱330. . . Signal conductive column
340...電源導線340. . . Power supply wire
350...電源導電柱350. . . Power supply conductive column
L1...第一延伸線L1. . . First extension line
L2...第二延伸線L2. . . Second extension line
L3...第三延伸線L3. . . Third extension line
L4...第四延伸線L4. . . Fourth extension line
L5...第五延伸線L5. . . Fifth extension line
L6...第六延伸線L6. . . Sixth extension line
L13、L24...連線L13, L24. . . Connection
M...線段中點M. . . Midpoint of line segment
Claims (31)
Priority Applications (1)
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TW098130288A TWI427756B (en) | 2009-09-08 | 2009-09-08 | Package structure |
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TW098130288A TWI427756B (en) | 2009-09-08 | 2009-09-08 | Package structure |
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TW201110307A TW201110307A (en) | 2011-03-16 |
TWI427756B true TWI427756B (en) | 2014-02-21 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0682369A1 (en) * | 1994-04-28 | 1995-11-15 | Kabushiki Kaisha Toshiba | Semiconductor package |
US20060192282A1 (en) * | 2005-02-25 | 2006-08-31 | Motoo Suwa | Semiconductor device |
-
2009
- 2009-09-08 TW TW098130288A patent/TWI427756B/en active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0682369A1 (en) * | 1994-04-28 | 1995-11-15 | Kabushiki Kaisha Toshiba | Semiconductor package |
US20060192282A1 (en) * | 2005-02-25 | 2006-08-31 | Motoo Suwa | Semiconductor device |
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