FI890791A - Avkylningssystem foer transistor. - Google Patents
Avkylningssystem foer transistor. Download PDFInfo
- Publication number
- FI890791A FI890791A FI890791A FI890791A FI890791A FI 890791 A FI890791 A FI 890791A FI 890791 A FI890791 A FI 890791A FI 890791 A FI890791 A FI 890791A FI 890791 A FI890791 A FI 890791A
- Authority
- FI
- Finland
- Prior art keywords
- transistor
- collector conductor
- metal piece
- avkylningssystem
- foer
- Prior art date
Links
- 239000004020 conductor Substances 0.000 abstract 4
- 239000002184 metal Substances 0.000 abstract 3
- 238000001816 cooling Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
- H05K1/0209—External configuration of printed circuit board adapted for heat dissipation, e.g. lay-out of conductors, coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/64—Impedance arrangements
- H01L23/66—High-frequency adaptations
-
- 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
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/06—Thermal details
- H05K2201/066—Heatsink mounted on the surface of the printed circuit board [PCB]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/09781—Dummy conductors, i.e. not used for normal transport of current; Dummy electrodes of components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10166—Transistor
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
- Amplifiers (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Bipolar Transistors (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI890791A FI85783C (fi) | 1989-02-17 | 1989-02-17 | Kylningskonstruktion foer transistor. |
US07/473,920 US5214309A (en) | 1989-02-17 | 1990-01-31 | Thermally conductive bar cooling arrangement for a transistor |
EP90102984A EP0384301B1 (en) | 1989-02-17 | 1990-02-15 | Cooling arrangement for a transistor |
AT90102984T ATE137065T1 (de) | 1989-02-17 | 1990-02-15 | Kühlungsanordnung für einen transistor |
DE69026523T DE69026523T2 (de) | 1989-02-17 | 1990-02-15 | Kühlungsanordnung für einen Transistor |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI890791 | 1989-02-17 | ||
FI890791A FI85783C (fi) | 1989-02-17 | 1989-02-17 | Kylningskonstruktion foer transistor. |
Publications (4)
Publication Number | Publication Date |
---|---|
FI890791A0 FI890791A0 (fi) | 1989-02-17 |
FI890791A true FI890791A (fi) | 1990-08-18 |
FI85783B FI85783B (fi) | 1992-02-14 |
FI85783C FI85783C (fi) | 1992-05-25 |
Family
ID=8527924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI890791A FI85783C (fi) | 1989-02-17 | 1989-02-17 | Kylningskonstruktion foer transistor. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5214309A (fi) |
EP (1) | EP0384301B1 (fi) |
AT (1) | ATE137065T1 (fi) |
DE (1) | DE69026523T2 (fi) |
FI (1) | FI85783C (fi) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI88452C (fi) * | 1990-03-29 | 1993-05-10 | Nokia Mobile Phones Ltd | Konstruktion foer att foerbaettra avkylning av en effekttransistor |
GB2297436B (en) * | 1995-01-28 | 1999-06-09 | Nokia Mobile Phones Ltd | Mobile telephone apparatus |
FI107849B (fi) * | 1995-06-30 | 2001-10-15 | Nokia Mobile Phones Ltd | Soviteosa matkaviestimessä sen kiinnityslaitetta varten |
FI953249A (fi) | 1995-06-30 | 1996-12-31 | Nokia Mobile Phones Ltd | Puhelin ja sen teline |
FI107850B (fi) * | 1995-06-30 | 2001-10-15 | Nokia Mobile Phones Ltd | Kantoväline matkaviestimen kiinnityslaitetta varten |
US6798882B2 (en) | 1995-09-28 | 2004-09-28 | Nokia Mobile Phones Limited | Mobile station |
DE19620834C1 (de) * | 1996-05-23 | 1997-06-19 | Nokia Mobile Phones Ltd | Einrichtung für Schnurlostelefone |
GB2317300B (en) | 1996-09-12 | 2000-08-16 | Nokia Mobile Phones Ltd | A handset |
ES2123435B1 (es) * | 1996-10-29 | 1999-09-16 | Mecanismos Aux Ind | Sistema de disipacion termica en circuito impreso de 800 micras. |
FI104927B (fi) | 1997-10-02 | 2000-04-28 | Nokia Mobile Phones Ltd | Matkaviestin |
GB2331866B (en) | 1997-11-28 | 2001-08-29 | Nokia Mobile Phones Ltd | Radiotelephone |
FI980303A (fi) * | 1998-02-10 | 1999-08-11 | Nokia Mobile Phones Ltd | Pakkaus |
GB9811381D0 (en) | 1998-05-27 | 1998-07-22 | Nokia Mobile Phones Ltd | Predistortion control for power reduction |
GB9811382D0 (en) | 1998-05-27 | 1998-07-22 | Nokia Mobile Phones Ltd | A transmitter |
GB2339113B (en) | 1998-06-30 | 2003-05-21 | Nokia Mobile Phones Ltd | Data transmission in tdma system |
EP2276329A1 (en) | 2009-07-16 | 2011-01-19 | ABB Research Ltd. | Electronic circuit board with a thermal capacitor |
US8383946B2 (en) * | 2010-05-18 | 2013-02-26 | Joinset, Co., Ltd. | Heat sink |
EP2868167B1 (en) * | 2012-06-28 | 2022-09-28 | Aktiebolaget Electrolux | Printed circuit board and electric filter |
DE102018109920A1 (de) | 2018-04-25 | 2019-10-31 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Kühlung von leistungselektronischen Schaltungen |
IT202100003965A1 (it) | 2021-02-22 | 2022-08-22 | Riccardo Carotenuto | “circuito per ridurre il riscaldamento e aumentare l’efficienza di rettificatori a semiconduttore” |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3192307A (en) * | 1964-05-29 | 1965-06-29 | Burndy Corp | Connector for component and printed circuit board |
US3479570A (en) * | 1966-06-14 | 1969-11-18 | Rca Corp | Encapsulation and connection structure for high power and high frequency semiconductor devices |
US3517272A (en) * | 1968-12-24 | 1970-06-23 | Rca Corp | Microwave circuit with coaxial package semiconductor device |
US3962719A (en) * | 1974-12-05 | 1976-06-08 | Plastronics, Inc. | Mounting pad and semiconductor encapsulation device combination |
US3982271A (en) * | 1975-02-07 | 1976-09-21 | Rca Corporation | Heat spreader and low parasitic transistor mounting |
US4030001A (en) * | 1975-11-19 | 1977-06-14 | E-Systems, Inc. | Co-planar lead connections to microstrip switching devices |
DE2801875A1 (de) * | 1978-01-17 | 1979-07-19 | Siemens Ag | Kuehlkoerper fuer hochfrequenz-bauelemente |
JPS56105668A (en) * | 1980-01-28 | 1981-08-22 | Hitachi Ltd | Thick film hybrid ic |
JPH0135482Y2 (fi) * | 1985-03-26 | 1989-10-30 | ||
NL8601743A (nl) * | 1985-07-05 | 1987-02-02 | Acrian Inc | Transistorpakket. |
JPS63104360A (ja) * | 1986-10-20 | 1988-05-09 | Mitsubishi Electric Corp | 半導体装置 |
US5012322A (en) * | 1987-05-18 | 1991-04-30 | Allegro Microsystems, Inc. | Semiconductor die and mounting assembly |
JPH0750753B2 (ja) * | 1987-08-21 | 1995-05-31 | 株式会社東芝 | トランジスタ装置 |
-
1989
- 1989-02-17 FI FI890791A patent/FI85783C/fi not_active IP Right Cessation
-
1990
- 1990-01-31 US US07/473,920 patent/US5214309A/en not_active Expired - Lifetime
- 1990-02-15 DE DE69026523T patent/DE69026523T2/de not_active Expired - Fee Related
- 1990-02-15 AT AT90102984T patent/ATE137065T1/de not_active IP Right Cessation
- 1990-02-15 EP EP90102984A patent/EP0384301B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE137065T1 (de) | 1996-05-15 |
FI890791A0 (fi) | 1989-02-17 |
DE69026523T2 (de) | 1996-09-12 |
US5214309A (en) | 1993-05-25 |
EP0384301B1 (en) | 1996-04-17 |
EP0384301A3 (en) | 1993-01-07 |
FI85783C (fi) | 1992-05-25 |
EP0384301A2 (en) | 1990-08-29 |
FI85783B (fi) | 1992-02-14 |
DE69026523D1 (de) | 1996-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: NOKIA-MOBIRA OY |