Embodiment
Referring to figs. 2 to Figure 21, the schematic diagram of first embodiment of the manufacture method of demonstration semiconductor package of the present invention.With reference to figure 2, provide a base material 21.In the present embodiment, this base material 21 comprises a first surface 211, a lower surface 212, at least one groove 213 and at least one conductive hole structure 217.This groove 213 is opened on the first surface 211 of this base material 21.This conductive hole structure 217 is positioned at this groove 213, and is revealed in the first surface 211 of this base material 21.
In the present embodiment, the material of this base material 21 is a non-insulating material, for example silicon or silica.This conductive hole structure 217 comprises an external insulation layer 2141, a conductor 2142 and an inner insulating layer 2143.This external insulation layer 2141 is positioned at the sidewall of this groove 213, defines one second central channel 2144, and this conductor 2142 is positioned at the sidewall of this second central channel 2144, defines one first central channel 2145, and this inner insulating layer 2143 fills up this first central channel 2145.Because the material of this base material 21 is a non-insulating material, so this external insulation layer 2141 is avoided branching to this base material 21 by the electric current of this conductive hole structure 217, and reduced the electrical effect of this conductive hole structure 217 in order to isolated this base material 21 and this conductor 2142.
Yet, in other is used, as shown in Figure 3, this conductive hole structure 217 can only comprise an external insulation layer 2141 and a conductor 2142, and do not comprise this inner insulating layer 2143 (Fig. 2), this external insulation layer 2141 is positioned at the sidewall of this groove 213, defines one second central channel 2144, and this conductor 2142 fills up this second central channel 2144.Moreover the material of this base material 21 can be insulating material, glass for example, and then this conductive hole structure 217 can not comprise this external insulation layer 2141 (Fig. 2).Therefore, as shown in Figure 4, this conductive hole structure 217 can only comprise a conductor 2142 and an inner insulating layer 2143, and this conductor 2142 is positioned at the sidewall and the bottom of this groove 213, define one first central channel 2145, this inner insulating layer 2143 fills up this first central channel 2145.Perhaps, as shown in Figure 5, this conductive hole structure 217 only comprises a conductor 2142, and this conductor 2142 fills up this groove 213.With reference to figure 6, form one first insulating bottom layer 22 on this base material 21.In the present embodiment, this first insulating bottom layer 22 is positioned at the first surface 211 of this base material 21, and has one first perforation 221, and this first perforation 221 appears this conductive hole structure 217.Yet, in other is used, can not form this first insulating bottom layer 22.
Then, form one first electric capacity 23 (Figure 10) on this base material 21, this first electric capacity 23 comprises one first bottom electrode 231, one first dielectric layer 232 and one first top electrode 233, this first bottom electrode 231 is positioned on this base material 21, this first dielectric layer 232 is positioned on this first bottom electrode 231, and this first top electrode 233 is positioned on this first dielectric layer 232.In the present embodiment, this first electric capacity 23 is positioned on this first insulating bottom layer 22.In the present embodiment, it is as described below to form the step of this first electric capacity 23.With reference to figure 7, at first, form (for example sputter) one second metal level 234 on this base material 21.The material of this second metal level 234 is aluminum bronze (AlCu).Then, form (for example sputter) one the 3rd metal level on this second metal level 234, and the 3rd metal level is carried out anodic oxidation, to form one first oxide layer 235.The material of the 3rd metal level is that (Tantalum, Ta), the material of this first oxide layer 235 is tantalum pentoxide (Tantalum Pentoxide, Ta to tantalum
2O
5).Then, form (for example sputter) one the 4th metal level 236 on this first oxide layer 235.The material of the 4th metal level 236 is aluminum bronze (AlCu).At last, form one first photoresistance 237 on the 4th metal level 236.With reference to figure 8, remove this first oxide layer 235 (Fig. 7) of part and part the 4th metal level 236 (Fig. 7), forming this first dielectric layer 232 and this first top electrode 233 respectively, and remove this first photoresistance 237 (Fig. 7).With reference to figure 9, form one second photoresistance 238 on this second metal level 234, and coat this first dielectric layer 232 and this first top electrode 233.With reference to Figure 10, remove this second metal level 234 (Fig. 9) of part, forming this first bottom electrode 231, and remove this second photoresistance 238 (Fig. 9), form this first electric capacity 23 simultaneously.With reference to Figure 11, form one first protective layer 24, to coat this first electric capacity 23.This first protective layer 24 comprises several first openings 241, and these first openings 241 appear this conductive hole structure 217, this first bottom electrode 231 of part and this first top electrode 233 of part.
Then, form a first metal layer 25 (Figure 14) on this first protective layer 24.This first metal layer 25 comprises one first inductance 251, and preferably, this first metal layer 25 fills up these first openings 241,255, one second interior connection of metal connects metal 257 in metal 256 and one the 3rd to form to connect in one first.This first interior metal 255 that connects directly contacts this conductive hole structure 217, and this second interior connection metal 256 directly contacts these first bottom electrode, 231, the three interior connection metals 257 and directly contacts this first top electrode 233.In the present embodiment, it is as described below to form the step of this first metal layer 25.With reference to Figure 12, form one first crystal seed layer 252 on this first protective layer 24.With reference to Figure 13, form one the 3rd photoresistance 253 on this first crystal seed layer 252, with this first crystal seed layer 252 of cover part, and appear this first crystal seed layer 252 of part, and form one first electrodeposited coating 254 on quilt this first crystal seed layer 252 of part that appears.With reference to Figure 14, this first crystal seed layer 252 of part that removes the 3rd photoresistance 253 (Figure 13) and be capped, this first electrodeposited coating 254 and part this this first crystal seed layer 252 form this first metal layer 25.With reference to Figure 15, form one second protective layer 26, to coat this first inductance 251.This second protective layer 26 comprises at least one second opening 261, and this second opening 261 appears this first metal layer 25 of part.
Then, form at least one first projection 27 (Figure 18) in second opening 261 of this second protective layer 26.In the present embodiment, it is as described below to form the step of this first projection 27.With reference to Figure 16, form one second crystal seed layer 271 on this second protective layer 26.With reference to Figure 17, form one the 4th photoresistance 272 earlier on this second crystal seed layer 271, with this second crystal seed layer 271 of cover part, and appear this second crystal seed layer 271 of part, form one second electrodeposited coating 273 again on quilt this second crystal seed layer 271 of part that appears.With reference to Figure 18, this second crystal seed layer 271 of part that removes the 4th photoresistance 272 (Figure 17) and be capped is to form this first projection 27.
With reference to Figure 19, this base material 21 is set on a carrier 28, wherein the first surface 211 of this base material 21 is in the face of this carrier 28, and remove this base material 21 of part from the lower surface 212 (Figure 18) of this base material 21, to form a second surface 215, and the conductor 2142 that appears this conductive hole structure 217 (Figure 18) is in this second surface 215, to form a perforating holes structure 214.Yet, in other is used, can remove this base material 21 of more parts again, make the inner insulating layer 2143 of this conductive hole structure 217 (Figure 18) also be revealed in this second surface 215, be revealed in this second surface 215 to guarantee this conductor 2142.
With reference to Figure 20, form the second surface 215 of at least one electrical assembly in this base material 21.In the present embodiment, this electrical assembly is one second projection 31, and the manufacture method of this second projection 31 is with the manufacture method of this first projection 27, so repeat no more.With reference to Figure 21, remove this carrier 28 (Figure 20), form first embodiment of semiconductor package 2 of the present invention.Yet this electrical assembly can be one second inductance 32 and one second electric capacity 33, as shown in figure 22.The manufacture method of this second inductance 32 and this second electric capacity 33, manufacture method with this first inductance 251 and this first electric capacity 23, that is the technology that the technology of being carried out in the second surface 215 of this base material 21 can be carried out with the first surface 211 in this base material 21 is identical, so repeat no more.
By this, can simplify the technology of this first inductance 251 and this first electric capacity 23, and this first inductance 251, this first electric capacity 23 and this perforating holes structure 214 can be integrated in this semiconductor package 2 in the lump, with the reduction product size.
With reference to Figure 21, show the generalized section of first embodiment of semiconductor package of the present invention again.This semiconductor package 2 comprises a base material 21, one first insulating bottom layer 22, one second insulating bottom layer 34, one first electric capacity 23, one first protective layer 24, a first metal layer 25, one second protective layer 26, at least one first projection 27 and at least one electrical assembly.
This base material 21 has a first surface 211, a second surface 215, at least one groove 213 and at least one perforating holes structure 214.This groove 213 runs through this first surface 211 and this second surface 215, and this perforating holes structure 214 is positioned at this groove 213, and is revealed in this first surface 211 and this second surface 215.
In the present embodiment, the material of this base material 21 is a non-insulating material, for example silicon or silica.This perforating holes structure 214 comprises an external insulation layer 2141, a conductor 2142 and an inner insulating layer 2143, this external insulation layer 2141 is positioned at the sidewall of this groove 213, define one second central channel 2144, this conductor 2142 is positioned at the sidewall of this second central channel 2144, define one first central channel 2145, this inner insulating layer 2143 fills up this first central channel 2145.Because the material of this base material 21 is a non-insulating material, so this external insulation layer 2141 is avoided branching to this base material 21 by the electric current of this perforating holes structure 214, and reduced the electrical effect of this perforating holes structure 214 in order to isolated this base material 21 and this conductor 2142.
Yet, in other is used, this perforating holes structure 214 can only comprise an external insulation layer 2141 and a conductor 2142, and do not comprise this inner insulating layer 2143, this external insulation layer 2141 is positioned at the sidewall of this groove 213, define one second central channel 2144, this conductor 2142 fills up this second central channel 2144.Moreover, the material of this base material 21 can be insulating material, glass for example, and then this perforating holes structure 214 can not comprise this external insulation layer 2141, therefore, this perforating holes structure 214 can only comprise a conductor 2142 and an inner insulating layer 2143, and this conductor 2142 is positioned at the sidewall of this groove 213, defines one first central channel 2145, this inner insulating layer 2143 fills up this first central channel 2145, perhaps, this perforating holes structure 214 only comprises a conductor 2142, and this conductor 2142 fills up this groove 213.
This first insulating bottom layer 22 is positioned at the first surface 211 of this base material 21, and has one first perforation 221, and this first perforation 221 appears this perforating holes structure 214.This second insulating bottom layer 34 is positioned at the second surface 215 of this base material 21, and has one second perforation 341, and this second perforation 341 appears this perforating holes structure 214.This first electric capacity 23 is positioned on this first insulating bottom layer 22, and comprise one first bottom electrode 231, one first dielectric layer 232 and one first top electrode 233, this first bottom electrode 231 is positioned on this first insulating bottom layer, this first dielectric layer 232 is positioned on this first bottom electrode 231, and this first top electrode 233 is positioned on this first dielectric layer 232.In the present embodiment, the material of this first bottom electrode 231 and this first top electrode 233 is aluminum bronze (AlCu), and the material of this first dielectric layer 232 is tantalum pentoxide (Tantalum Pentoxide, Ta
2O
5).
This first protective layer 24 coats this first electric capacity 23.In the present embodiment, this first protective layer 24 comprises several first openings 241, and these first openings 241 appear this perforating holes structure 214, this first bottom electrode 231 of part and this first top electrode 233 of part.This first metal layer 25 is positioned on first protective layer 24; and comprise one first inductance 251; preferably, be positioned at this first metal layer 25 formation one first connection metal 255 of part, one second connection metal 256 and one the 3rd connection metal 257 of these first openings 241.This first interior metal 255 that connects directly contacts this perforating holes structure 214, and this second interior connection metal 256 directly contacts these first bottom electrode, 231, the three interior connection metals 257 and directly contacts this first top electrode 233.This second protective layer 26 coats this first inductance 251.In the present embodiment, this second protective layer 26 comprises at least one second opening 261, and this second opening 261 appears this first metal layer 25 of part.This first projection 27 is positioned at second opening 261 of this second protective layer 26.This electrical assembly is positioned at the second surface 215 of this base material 21.This electrical assembly is one second projection 31.
By this, this first inductance 251, this first electric capacity 23 and this perforating holes structure 214 can be integrated in this semiconductor package 2 in the lump, with the reduction product size.
With reference to Figure 22, show the generalized section of second embodiment of semiconductor package of the present invention.The semiconductor package 2 (Figure 21) of the semiconductor package 3 of present embodiment and first embodiment is roughly the same, and wherein identical assembly is given identical numbering.Present embodiment and first embodiment different be in, in the present embodiment, the second surface 215 of this semiconductor package 3 comprises several electrical assemblies (for example one second inductance 32, one second electric capacity 33 and one second projection 31).
With reference to Figure 23, show the generalized section of the 3rd embodiment of semiconductor package of the present invention.The semiconductor package 2 (Figure 21) of the semiconductor package 4 of present embodiment and first embodiment is roughly the same, and wherein identical assembly is given identical numbering.Present embodiment and first embodiment different be in, in the present embodiment, this semiconductor package 3 does not comprise this first insulating bottom layer 22 and this second insulating bottom layer 34, preferably, this first electric capacity 23 is positioned at the first surface 211 of this base material 21.
With reference to Figure 24 to Figure 31, the schematic diagram of second embodiment of the manufacture method of demonstration semiconductor package of the present invention.With reference to Figure 24, provide a base material 21.In the present embodiment, this base material 21 has a upper surface 216 and a second surface 215, and this groove 213 is opened on the second surface 215 of this base material 21, and this conductive hole structure 217 is revealed in the second surface 215 of this base material 21.With reference to Figure 25, form one second insulating bottom layer 34 on this base material 21.In the present embodiment, this second insulating bottom layer 34 is positioned at the second surface 215 of this base material 21, and has one second perforation 341, and this second perforation 341 appears this conductive hole structure 217.Then, form the second surface 215 of at least one electrical assembly in this base material 21, preferably, be positioned on this second insulating bottom layer 34, in the present embodiment, this electrical assembly is one second projection 31.With reference to Figure 26, this base material 21 is set on a carrier 28, wherein the second surface 215 of this base material 21 is in the face of this carrier 28, and remove this base material 21 of part from the upper surface 216 (Figure 25) of this base material 21, to form a first surface 211, and appear this conductive hole structure 217 (Figure 25) in this first surface 211, to form a perforating holes structure 217.
With reference to Figure 27, form one first electric capacity 23 on this base material 21, this first electric capacity 23 comprises one first bottom electrode 231, one first dielectric layer 232 and one first top electrode 233, this first bottom electrode 231 is positioned on this base material 21, this first dielectric layer 232 is positioned on this first bottom electrode 231, and this first top electrode 233 is positioned on this first dielectric layer 232.In the present embodiment, this first electric capacity 23 is positioned on this first insulating bottom layer 22.With reference to Figure 28, form one first protective layer 24, to coat this first electric capacity 23.This first protective layer 24 comprises several first openings 241, and these first openings 241 appear this first top electrode 233 of part.With reference to Figure 29, form a first metal layer 25 on this first protective layer 24.One first electrodeposited coating 254 and one first crystal seed layer 252 form this first metal layer 25.This first metal layer 25 comprises one first inductance 251, and preferably, this first metal layer 25 fills up these first openings 241,255, one second interior connection of metal connects metal 257 in metal 256 and one the 3rd to form to connect in one first.This first interior metal 255 that connects directly contacts this perforating holes structure 214, and this second interior connection metal 256 directly contacts these first bottom electrode, 231, the three interior connection metals 257 and directly contacts this first top electrode 233.With reference to Figure 30, form one second protective layer 26, to coat this first inductance 251.This second protective layer 26 comprises at least one second opening 261, and this second opening 261 appears this first metal layer 25 of part.With reference to Figure 31, form at least one first projection 27 in second opening 261 of this second protective layer 26, one second electrodeposited coating 273 and one second crystal seed layer 271 form this first projection 27.Then, remove this carrier 28, form first embodiment of semiconductor package 2 of the present invention.
With reference to Figure 32 to Figure 34, the schematic diagram of the 3rd embodiment of the manufacture method of demonstration semiconductor package of the present invention.The manufacture method (Fig. 2 to Figure 21) of the semiconductor package of the manufacture method of the semiconductor package of present embodiment and first embodiment is roughly the same, and wherein identical assembly is given identical numbering.Present embodiment is different with first embodiment be in, with reference to Figure 32, when a base material 21 is provided, this base material 21 has a first surface 211, a second surface 215, at least one groove 213 and at least one conductive hole structure, this groove 213 runs through this first surface 211 and this second surface 215, this conductive hole structure is positioned at this groove 213, and is revealed in this first surface 211 and this second surface 215, to form a perforating holes structure 214.Then, with reference to Figure 33, prior to first surface 211 formation one first inductance 251 and one first electric capacity 23 of this base material 21.With reference to Figure 34, the second surface 215 in this base material 21 forms at least one electrical assembly again, and forms first embodiment of semiconductor package of the present invention simultaneously.Yet, in other is used, also can form this electrical assembly prior to the second surface 215 of this base material 21, the first surface 211 in this base material 21 forms this first inductance 251 and this first electric capacity 23 again.
Only the foregoing description only is explanation principle of the present invention and effect thereof, but not in order to restriction the present invention.Therefore, practise the foregoing description being made amendment and changing and still do not take off spirit of the present invention in the personage of this technology.Interest field of the present invention should be listed as claims.