TW389384U - Thermally enhanced leadframe - Google Patents
Thermally enhanced leadframeInfo
- Publication number
- TW389384U TW389384U TW085209426U TW85209426U TW389384U TW 389384 U TW389384 U TW 389384U TW 085209426 U TW085209426 U TW 085209426U TW 85209426 U TW85209426 U TW 85209426U TW 389384 U TW389384 U TW 389384U
- Authority
- TW
- Taiwan
- Prior art keywords
- thermally enhanced
- leadframe
- enhanced leadframe
- thermally
- enhanced
- Prior art date
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
- H01L23/49503—Lead-frames or other flat leads characterised by the die pad
-
- 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
- H01L23/49541—Geometry of the lead-frame
-
- 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
- H01L23/49568—Lead-frames or other flat leads specifically adapted to facilitate heat dissipation
-
- 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
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
- H01L2224/491—Disposition
- H01L2224/4912—Layout
- H01L2224/49171—Fan-out arrangements
-
- 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
- H01L24/01—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
- H01L24/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
-
- 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
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/00014—Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Lead Frames For Integrated Circuits (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27732494A | 1994-07-19 | 1994-07-19 | |
US08/445,036 US5519576A (en) | 1994-07-19 | 1995-05-19 | Thermally enhanced leadframe |
US08/445,037 US5532905A (en) | 1994-07-19 | 1995-05-19 | Thermally enhanced leadframe for packages that utilize a large number of leads |
Publications (1)
Publication Number | Publication Date |
---|---|
TW389384U true TW389384U (en) | 2000-05-01 |
Family
ID=27402888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW085209426U TW389384U (en) | 1994-07-19 | 1995-07-18 | Thermally enhanced leadframe |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN1119832C (en) |
AU (1) | AU3133295A (en) |
TW (1) | TW389384U (en) |
WO (1) | WO1996002943A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8097416B2 (en) | 2003-09-11 | 2012-01-17 | Ibis Biosciences, Inc. | Methods for identification of sepsis-causing bacteria |
US8546082B2 (en) | 2003-09-11 | 2013-10-01 | Ibis Biosciences, Inc. | Methods for identification of sepsis-causing bacteria |
US20120122103A1 (en) | 2003-09-11 | 2012-05-17 | Rangarajan Sampath | Compositions for use in identification of bacteria |
CN100377346C (en) * | 2004-12-23 | 2008-03-26 | 旺宏电子股份有限公司 | Encapsulation piece |
CN101604971B (en) * | 2008-06-12 | 2011-09-14 | 泰艺电子股份有限公司 | Oscillator device capable of slowing down heat energy to radiate outside |
CN101800208B (en) * | 2009-02-11 | 2012-02-29 | 日月光半导体制造股份有限公司 | Semiconductor packaging structure and heat radiating fin thereof |
CN102496609B (en) * | 2011-12-22 | 2014-10-01 | 日月光半导体制造股份有限公司 | Embedded crystal grain packaging structure and manufacturing method thereof |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53135574A (en) * | 1977-05-02 | 1978-11-27 | Hitachi Ltd | Lead frame |
JPS6123351A (en) * | 1984-07-11 | 1986-01-31 | Nec Corp | Lead frame |
JPS63174347A (en) * | 1987-01-13 | 1988-07-18 | Shinko Electric Ind Co Ltd | Lead frame |
-
1995
- 1995-07-17 CN CN95193990A patent/CN1119832C/en not_active Expired - Lifetime
- 1995-07-17 AU AU31332/95A patent/AU3133295A/en not_active Abandoned
- 1995-07-17 WO PCT/US1995/009022 patent/WO1996002943A1/en active Application Filing
- 1995-07-18 TW TW085209426U patent/TW389384U/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1996002943A1 (en) | 1996-02-01 |
CN1172552A (en) | 1998-02-04 |
CN1119832C (en) | 2003-08-27 |
AU3133295A (en) | 1996-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4K | Issue of patent certificate for granted utility model filed before june 30, 2004 | ||
MM4K | Annulment or lapse of a utility model due to non-payment of fees |