SG133425A1 - Semiconductor package and method of fabrication thereof - Google Patents

Semiconductor package and method of fabrication thereof

Info

Publication number
SG133425A1
SG133425A1 SG200508132-8A SG2005081328A SG133425A1 SG 133425 A1 SG133425 A1 SG 133425A1 SG 2005081328 A SG2005081328 A SG 2005081328A SG 133425 A1 SG133425 A1 SG 133425A1
Authority
SG
Singapore
Prior art keywords
fabrication
semiconductor package
leadframe
die
encapsulating
Prior art date
Application number
SG200508132-8A
Inventor
Tok Kian You
Original Assignee
Aem Tech Engineers Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aem Tech Engineers Pte Ltd filed Critical Aem Tech Engineers Pte Ltd
Priority to SG200508132-8A priority Critical patent/SG133425A1/en
Priority to PCT/SG2006/000364 priority patent/WO2007070011A1/en
Publication of SG133425A1 publication Critical patent/SG133425A1/en

Links

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
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
    • H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
    • H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
    • H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
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    • 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
    • H01L2224/45117—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 400°C and less than 950°C
    • H01L2224/45124—Aluminium (Al) as principal constituent
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    • 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
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    • H01L2224/4805—Shape
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    • H01L2224/48091—Arched
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    • 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
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    • 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
    • H01L2224/48639—Silver (Ag) as principal constituent
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    • H01L2224/48505—Material at the bonding interface
    • H01L2224/48699—Principal constituent of the connecting portion of the wire connector being Aluminium (Al)
    • H01L2224/487—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) 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
    • H01L2224/48738—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) 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
    • H01L2224/48739—Silver (Ag) as principal constituent
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    • H01L2224/48699—Principal constituent of the connecting portion of the wire connector being Aluminium (Al)
    • H01L2224/487—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) 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
    • H01L2224/48763—Principal constituent of the connecting portion of the wire connector being Aluminium (Al) 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
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    • 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
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    • 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
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    • H01L24/42—Wire connectors; Manufacturing methods related thereto
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    • H01L2924/14—Integrated circuits
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    • H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/181—Encapsulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Lead Frames For Integrated Circuits (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)

Abstract

A semiconductor package and method of fabrication thereof. The method comprises the steps of encapsulating a die mounted on a metal leadframe using a moulding compound; and plating leads of the leadframe with a coating comprising Ni, Pd, and Au after encapsulation of the die.
SG200508132-8A 2005-12-15 2005-12-15 Semiconductor package and method of fabrication thereof SG133425A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SG200508132-8A SG133425A1 (en) 2005-12-15 2005-12-15 Semiconductor package and method of fabrication thereof
PCT/SG2006/000364 WO2007070011A1 (en) 2005-12-15 2006-11-27 Semiconductor package and method of fabrication thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG200508132-8A SG133425A1 (en) 2005-12-15 2005-12-15 Semiconductor package and method of fabrication thereof

Publications (1)

Publication Number Publication Date
SG133425A1 true SG133425A1 (en) 2007-07-30

Family

ID=38163213

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200508132-8A SG133425A1 (en) 2005-12-15 2005-12-15 Semiconductor package and method of fabrication thereof

Country Status (2)

Country Link
SG (1) SG133425A1 (en)
WO (1) WO2007070011A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010085319A1 (en) * 2009-01-22 2010-07-29 Aculon, Inc. Lead frames with improved adhesion to plastic encapsulant

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050196903A1 (en) * 2001-04-04 2005-09-08 Yoshinori Miyaki Semiconductor device and method of manufacturing the same
US20050287709A1 (en) * 2004-06-23 2005-12-29 Advanced Semiconductor Engineering Inc. Process for manufacturing leadless semiconductor packages including an electrical test in a matrix of a leadless leadframe
US20060097363A1 (en) * 2004-11-09 2006-05-11 Abbott Donald C Semiconductor device having post-mold nickel/palladium/gold plated leads

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6376901B1 (en) * 1999-06-08 2002-04-23 Texas Instruments Incorporated Palladium-spot leadframes for solder plated semiconductor devices and method of fabrication
US7122884B2 (en) * 2002-04-16 2006-10-17 Fairchild Semiconductor Corporation Robust leaded molded packages and methods for forming the same
MY140980A (en) * 2003-09-23 2010-02-12 Unisem M Berhad Semiconductor package
KR100998042B1 (en) * 2004-02-23 2010-12-03 삼성테크윈 주식회사 A lead frame and the method for manufacturing semiconductor package comprising the same
TWI235440B (en) * 2004-03-31 2005-07-01 Advanced Semiconductor Eng Method for making leadless semiconductor package

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050196903A1 (en) * 2001-04-04 2005-09-08 Yoshinori Miyaki Semiconductor device and method of manufacturing the same
US20050287709A1 (en) * 2004-06-23 2005-12-29 Advanced Semiconductor Engineering Inc. Process for manufacturing leadless semiconductor packages including an electrical test in a matrix of a leadless leadframe
US20060097363A1 (en) * 2004-11-09 2006-05-11 Abbott Donald C Semiconductor device having post-mold nickel/palladium/gold plated leads

Also Published As

Publication number Publication date
WO2007070011A1 (en) 2007-06-21

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