KR101026586B1 - 반도체 장치의 개선된 습기 신뢰성 및 개선된 납땜가능성을 위한 리드프레임을 포함하는 반도체 장치 및 그제조 방법 - Google Patents
반도체 장치의 개선된 습기 신뢰성 및 개선된 납땜가능성을 위한 리드프레임을 포함하는 반도체 장치 및 그제조 방법 Download PDFInfo
- Publication number
- KR101026586B1 KR101026586B1 KR1020087015921A KR20087015921A KR101026586B1 KR 101026586 B1 KR101026586 B1 KR 101026586B1 KR 1020087015921 A KR1020087015921 A KR 1020087015921A KR 20087015921 A KR20087015921 A KR 20087015921A KR 101026586 B1 KR101026586 B1 KR 101026586B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- metal
- sheet
- nickel
- thickness
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 27
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 96
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 76
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 47
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 37
- 239000010953 base metal Substances 0.000 claims abstract description 36
- 238000007747 plating Methods 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 34
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052737 gold Inorganic materials 0.000 claims abstract description 17
- 239000010931 gold Substances 0.000 claims abstract description 17
- 238000005538 encapsulation Methods 0.000 claims abstract description 8
- 229920000642 polymer Polymers 0.000 claims abstract description 5
- 239000010970 precious metal Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 3
- BSIDXUHWUKTRQL-UHFFFAOYSA-N nickel palladium Chemical compound [Ni].[Pd] BSIDXUHWUKTRQL-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000004886 process control Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 238000002789 length control Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 12
- 229910000679 solder Inorganic materials 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 105
- 238000000465 moulding Methods 0.000 description 10
- 238000011282 treatment Methods 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 4
- 229910001252 Pd alloy Inorganic materials 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910001128 Sn alloy Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- ZEMPKEQAKRGZGQ-AAKVHIHISA-N 2,3-bis[[(z)-12-hydroxyoctadec-9-enoyl]oxy]propyl (z)-12-hydroxyoctadec-9-enoate Chemical compound CCCCCCC(O)C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CC(O)CCCCCC)COC(=O)CCCCCCC\C=C/CC(O)CCCCCC ZEMPKEQAKRGZGQ-AAKVHIHISA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49579—Lead-frames or other flat leads characterised by the materials of the lead frames or layers thereon
- H01L23/49582—Metallic layers on lead frames
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
-
- H—ELECTRICITY
- 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
- H01L24/93—Batch processes
- H01L24/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L24/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
-
- 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
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer 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
- H01L2224/32221—Disposition the layer 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
- H01L2224/32245—Disposition the layer 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 metallic
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—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
- H01L2224/48221—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
- H01L2224/48245—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 metallic
- H01L2224/48247—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 metallic connecting the wire to a bond pad of the item
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
- H01L2224/48465—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond the other connecting portion not on the bonding area being a wedge bond, i.e. ball-to-wedge, regular stitch
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48638—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/48644—Gold (Au) as principal constituent
-
- 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
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/485—Material
- H01L2224/48505—Material at the bonding interface
- H01L2224/48599—Principal constituent of the connecting portion of the wire connector being Gold (Au)
- H01L2224/486—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/48663—Principal constituent of the connecting portion of the wire connector being Gold (Au) with a principal constituent of the bonding area being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/48664—Palladium (Pd) as principal constituent
-
- 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
- H01L2224/73—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
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
-
- 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
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
- H01L2224/8538—Bonding interfaces outside the semiconductor or solid-state body
- H01L2224/85399—Material
- H01L2224/854—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/85438—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/85444—Gold (Au) as principal constituent
-
- 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
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
- H01L2224/8538—Bonding interfaces outside the semiconductor or solid-state body
- H01L2224/85399—Material
- H01L2224/854—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/85463—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/85464—Palladium (Pd) as principal constituent
-
- 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
- H01L2224/93—Batch processes
- H01L2224/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L2224/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
-
- H—ELECTRICITY
- 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
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L24/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
-
- H—ELECTRICITY
- 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
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L24/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
-
- H—ELECTRICITY
- 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
- H01L24/73—Means for bonding being of different types provided for in two or more of groups H01L24/10, H01L24/18, H01L24/26, H01L24/34, H01L24/42, H01L24/50, H01L24/63, H01L24/71
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01006—Carbon [C]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01013—Aluminum [Al]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01014—Silicon [Si]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01015—Phosphorus [P]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01027—Cobalt [Co]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01028—Nickel [Ni]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01029—Copper [Cu]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01031—Gallium [Ga]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01032—Germanium [Ge]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01033—Arsenic [As]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01046—Palladium [Pd]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01047—Silver [Ag]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/0105—Tin [Sn]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01057—Lanthanum [La]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
-
- 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
- H01L2924/01—Chemical elements
- H01L2924/01082—Lead [Pb]
-
- 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
- H01L2924/013—Alloys
- H01L2924/0132—Binary Alloys
- H01L2924/01322—Eutectic Alloys, i.e. obtained by a liquid transforming into two solid phases
-
- 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
- H01L2924/013—Alloys
- H01L2924/014—Solder alloys
-
- 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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/102—Material of the semiconductor or solid state bodies
- H01L2924/1025—Semiconducting materials
- H01L2924/1026—Compound semiconductors
- H01L2924/1032—III-V
- H01L2924/10329—Gallium arsenide [GaAs]
-
- 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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
-
- 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
- H01L2924/181—Encapsulation
-
- 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
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3025—Electromagnetic shielding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12868—Group IB metal-base component alternative to platinum group metal-base component [e.g., precious metal, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12875—Platinum group metal-base component
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
Description
Claims (10)
- 반도체 장치에 있어서,베이스금속 시트(base metal sheet)로 만들어진 구조를 갖는 리드프레임 - 상기 구조는 칩 실장 패드 및 다수의 리드 세그먼트를 포함하고, 상기 시트는 제1 및 제2 시트 표면을 가짐 -,상기 제1 및 제2 시트 표면과 접촉하고 있는 연속적인 금속층,상기 제1 시트 표면 상의 상기 금속층과 접촉하고 있는 제1 귀금속의 제1 층 - 상기 제1 층은 두께를 가짐,상기 제2 시트 표면 상의 상기 금속층과 접촉하고 있는 상기 제1 귀금속의 제2 층 - 상기 제2 층은 상기 제1 층의 두께보다 더 큰 두께를 가짐,상기 제1 귀금속의 상기 제1 층과 접촉하고 있는 제2 귀금속의 층,상기 칩 실장 패드에 부착된 반도체 칩,상기 칩과 상기 리드 세그먼트 사이의 도전성 접속부, 및상기 칩, 상기 접속부 및 상기 리드 세그먼트의 부분들을 덮고 있는 중합체 캡슐화 재료를 포함하는 반도체 장치.
- 제1항에 있어서,상기 연속적인 금속층의 금속이 니켈인 반도체 장치.
- 제1항에 있어서,상기 시트 표면들과 상기 제1 금속층 사이의 연속적인 합금 인터라이너를 더 갖는 반도체 장치.
- 제3항에 있어서,상기 합금 인터라이너는, 상기 베이스금속과 접촉하고 있는 니켈 층과, 상기 니켈층에 후속하여 상기 니켈 층과 접촉하고 있는 접착성 니켈-팔라듐 층을 포함하는 반도체 장치.
- 제1항에 있어서,상기 제1 귀금속이 팔라듐인 반도체 장치.
- 제1항 또는 제5항에 있어서,상기 제2 귀금속이 금인 반도체 장치.
- 제6항에 있어서,상기 제1 귀금속의 상기 제1 층이 5 내지 15㎚ 사이의 두께를 갖고, 상기 제1 귀금속의 상기 제2 층은 20 내지 100㎚ 사이의 두께를 가지며, 상기 제2 귀금속의 두께는 2 내지 5㎚ 사이인 반도체 장치.
- 리드프레임 스트립을 제조하기 위한 방법에 있어서,제1 및 제2 시트 표면을 갖는 구조화된 베이스금속 시트를 제공하는 단계,상기 제1 및 제2 시트 표면 상에 연속적인 니켈 층을 도금하는 단계,상기 제1 시트 표면 상의 상기 니켈 층을 덮기 위해 제1 팔라듐 층을 제어된 두께까지 도금하는 단계,상기 제2 시트 표면 상의 상기 니켈 층을 덮기 위해 제2 팔라듐 층을 상기 제1 층 두께보다 더 두꺼운 두께까지 동시에 도금하는 단계, 및상기 제1 시트 표면 상의 상기 팔라듐 층을 덮기 위해 금 층을 도금하는 단계를 포함하는 리드프레임 스트립 제조 방법.
- 제8항에 있어서,상기 니켈 층 도금 단계 전에 상기 베이스금속 표면 상에 합금 인터라이너 층을 도금하는 단계를 더 포함하고, 상기 인터라이너 도금은 상기 시트 금속 표면 상에 니켈 시드 층을 도금하고, 다음에 상기 니켈 시드 층 상에 팔라듐-니켈 합금 층을 도금하는 것으로 이루어지는 리드프레임 스트립 제조 방법.
- 제8항 또는 제9항에 있어서,상기 제1 및 제2 팔라듐 층은 상기 베이스금속 시트를 음극(cathode)으로서 이용하고 상기 제1 및 상기 제2 시트 표면의 맞은편에 독립적인 양극(anode)들을 배치하여, 각각의 팔라듐 층 두께가 양극 전위 제어, 양극 간격 제어, 양극 길이 제어, 양극 실딩 제어 및 조 유체 흐름(bath fluid flow) 제어로 이루어지는 그룹으로부터 선택된 적어도 하나의 처리 제어에 의해 결정되도록 동일한 전해조 속에서 동시에 도금되는 리드프레임 스트립 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/290,111 US7256481B2 (en) | 2005-11-30 | 2005-11-30 | Leadframes for improved moisture reliability and enhanced solderability of semiconductor devices |
US11/290,111 | 2005-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080071204A KR20080071204A (ko) | 2008-08-01 |
KR101026586B1 true KR101026586B1 (ko) | 2011-04-04 |
Family
ID=38086637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087015921A KR101026586B1 (ko) | 2005-11-30 | 2006-11-30 | 반도체 장치의 개선된 습기 신뢰성 및 개선된 납땜가능성을 위한 리드프레임을 포함하는 반도체 장치 및 그제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (2) | US7256481B2 (ko) |
EP (1) | EP1958253A4 (ko) |
JP (1) | JP2009517869A (ko) |
KR (1) | KR101026586B1 (ko) |
CN (1) | CN101361181A (ko) |
WO (1) | WO2007065117A2 (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7309909B2 (en) * | 2005-09-21 | 2007-12-18 | Texas Instruments Incorporated | Leadframes for improved moisture reliability of semiconductor devices |
US8501539B2 (en) * | 2009-11-12 | 2013-08-06 | Freescale Semiconductor, Inc. | Semiconductor device package |
US20110163430A1 (en) * | 2010-01-06 | 2011-07-07 | Advanced Semiconductor Engineering, Inc. | Leadframe Structure, Advanced Quad Flat No Lead Package Structure Using the Same, and Manufacturing Methods Thereof |
US8329509B2 (en) | 2010-04-01 | 2012-12-11 | Freescale Semiconductor, Inc. | Packaging process to create wettable lead flank during board assembly |
KR101802850B1 (ko) * | 2011-01-11 | 2017-11-29 | 해성디에스 주식회사 | 반도체 패키지 |
CN102789994B (zh) | 2011-05-18 | 2016-08-10 | 飞思卡尔半导体公司 | 侧面可浸润半导体器件 |
US8753924B2 (en) | 2012-03-08 | 2014-06-17 | Texas Instruments Incorporated | Grown carbon nanotube die attach structures, articles, devices, and processes for making them |
US8643159B2 (en) | 2012-04-09 | 2014-02-04 | Freescale Semiconductor, Inc. | Lead frame with grooved lead finger |
US8841758B2 (en) | 2012-06-29 | 2014-09-23 | Freescale Semiconductor, Inc. | Semiconductor device package and method of manufacture |
US8716069B2 (en) * | 2012-09-28 | 2014-05-06 | Alpha & Omega Semiconductor, Inc. | Semiconductor device employing aluminum alloy lead-frame with anodized aluminum |
KR101802851B1 (ko) | 2013-03-11 | 2017-11-29 | 해성디에스 주식회사 | 리드 프레임, 이를 포함하는 반도체 패키지, 및 리드 프레임의 제조 방법 |
JP2015056540A (ja) * | 2013-09-12 | 2015-03-23 | 株式会社東芝 | 半導体装置及びその製造方法 |
CN105895611B (zh) | 2014-12-17 | 2019-07-12 | 恩智浦美国有限公司 | 具有可湿性侧面的无引线方形扁平半导体封装 |
US10083888B2 (en) * | 2015-11-19 | 2018-09-25 | Advanced Semiconductor Engineering, Inc. | Semiconductor device package |
EP3203229B1 (en) | 2017-04-06 | 2020-03-18 | Sensirion AG | Calibrating a gas sensor |
JP7061247B1 (ja) * | 2020-12-28 | 2022-04-28 | 松田産業株式会社 | ニッケル電解めっき皮膜及びめっき構造体 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5675177A (en) * | 1995-06-26 | 1997-10-07 | Lucent Technologies Inc. | Ultra-thin noble metal coatings for electronic packaging |
US6593643B1 (en) * | 1999-04-08 | 2003-07-15 | Shinko Electric Industries Co., Ltd. | Semiconductor device lead frame |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68923024T2 (de) * | 1988-03-28 | 1995-11-02 | Texas Instruments Inc | Leiterrahmen mit verminderter Korrosion. |
US5454929A (en) * | 1994-06-16 | 1995-10-03 | National Semiconductor Corporation | Process for preparing solderable integrated circuit lead frames by plating with tin and palladium |
KR100266726B1 (ko) * | 1995-09-29 | 2000-09-15 | 기타지마 요시토시 | 리드프레임과 이 리드프레임을 갖춘 반도체장치 |
MY128748A (en) | 1995-12-19 | 2007-02-28 | Texas Instruments Inc | Plastic packaging for a surface mounted integrated circuit |
TW448204B (en) * | 1997-04-09 | 2001-08-01 | Jeng Wu Shuen | A method for catalytic depolymerization of polyethylene terephthalate |
US20030011048A1 (en) * | 1999-03-19 | 2003-01-16 | Abbott Donald C. | Semiconductor circuit assembly having a plated leadframe including gold selectively covering areas to be soldered |
JP2001185670A (ja) | 1999-12-10 | 2001-07-06 | Texas Instr Inc <Ti> | リードフレームとその製法 |
US6838757B2 (en) * | 2000-07-07 | 2005-01-04 | Texas Instruments Incorporated | Preplating of semiconductor small outline no-lead leadframes |
US6583500B1 (en) * | 2002-02-11 | 2003-06-24 | Texas Instruments Incorporated | Thin tin preplated semiconductor leadframes |
US20030178707A1 (en) * | 2002-03-21 | 2003-09-25 | Abbott Donald C. | Preplated stamped small outline no-lead leadframes having etched profiles |
-
2005
- 2005-11-30 US US11/290,111 patent/US7256481B2/en active Active
-
2006
- 2006-11-30 KR KR1020087015921A patent/KR101026586B1/ko active IP Right Grant
- 2006-11-30 EP EP06846412A patent/EP1958253A4/en active Pending
- 2006-11-30 JP JP2008542541A patent/JP2009517869A/ja not_active Abandoned
- 2006-11-30 CN CNA2006800446016A patent/CN101361181A/zh active Pending
- 2006-11-30 WO PCT/US2006/061386 patent/WO2007065117A2/en active Application Filing
-
2007
- 2007-07-09 US US11/774,914 patent/US7413934B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5675177A (en) * | 1995-06-26 | 1997-10-07 | Lucent Technologies Inc. | Ultra-thin noble metal coatings for electronic packaging |
US6593643B1 (en) * | 1999-04-08 | 2003-07-15 | Shinko Electric Industries Co., Ltd. | Semiconductor device lead frame |
Also Published As
Publication number | Publication date |
---|---|
US20080014757A1 (en) | 2008-01-17 |
WO2007065117A3 (en) | 2008-06-19 |
CN101361181A (zh) | 2009-02-04 |
EP1958253A4 (en) | 2011-04-06 |
US7413934B2 (en) | 2008-08-19 |
EP1958253A2 (en) | 2008-08-20 |
KR20080071204A (ko) | 2008-08-01 |
US20070120233A1 (en) | 2007-05-31 |
US7256481B2 (en) | 2007-08-14 |
WO2007065117A2 (en) | 2007-06-07 |
JP2009517869A (ja) | 2009-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101026586B1 (ko) | 반도체 장치의 개선된 습기 신뢰성 및 개선된 납땜가능성을 위한 리드프레임을 포함하는 반도체 장치 및 그제조 방법 | |
US7368328B2 (en) | Semiconductor device having post-mold nickel/palladium/gold plated leads | |
US6194777B1 (en) | Leadframes with selective palladium plating | |
US7788800B2 (en) | Method for fabricating a leadframe | |
US6858467B2 (en) | Method for fabricating semiconductor packages with stacked dice and leadframes | |
US7245006B2 (en) | Palladium-spot leadframes for high adhesion semiconductor devices and method of fabrication | |
US6828660B2 (en) | Semiconductor device with double nickel-plated leadframe | |
US7872336B2 (en) | Low cost lead-free preplated leadframe having improved adhesion and solderability | |
US9059185B2 (en) | Copper leadframe finish for copper wire bonding | |
US6376901B1 (en) | Palladium-spot leadframes for solder plated semiconductor devices and method of fabrication | |
US6706561B2 (en) | Method for fabricating preplated nickel/palladium and tin leadframes | |
KR100804341B1 (ko) | 반도체장치 및 그 제조방법 | |
US20060125062A1 (en) | Semiconductor package having improved adhesion and solderability | |
US11728179B2 (en) | Surface mount semiconductor device and method of manufacture | |
US20070205493A1 (en) | Semiconductor package structure and method for manufacturing the same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20140227 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20150227 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20151230 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20161229 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20171228 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20181227 Year of fee payment: 9 |