GB738216A - Improvements in and relating to broad area transistors - Google Patents
Improvements in and relating to broad area transistorsInfo
- Publication number
- GB738216A GB738216A GB16403/53A GB1640353A GB738216A GB 738216 A GB738216 A GB 738216A GB 16403/53 A GB16403/53 A GB 16403/53A GB 1640353 A GB1640353 A GB 1640353A GB 738216 A GB738216 A GB 738216A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electrodes
- collector
- emitter
- germanium
- soldered
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 abstract 5
- 239000012535 impurity Substances 0.000 abstract 5
- 229910052732 germanium Inorganic materials 0.000 abstract 4
- 238000001816 cooling Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000004065 semiconductor Substances 0.000 abstract 2
- 239000010953 base metal Substances 0.000 abstract 1
- 239000004020 conductor Substances 0.000 abstract 1
- 229910000830 fernico Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
- H01G9/055—Etched foil electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/08—Working media
-
- 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
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/30—Devices controlled by electric currents or voltages
- H10D48/32—Devices controlled by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H10D48/34—Bipolar devices
- H10D48/345—Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
-
- 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
-
- 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
- H01L2224/4918—Disposition being disposed on at least two different sides of the body, e.g. dual array
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Bipolar Transistors (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29356852A | 1952-06-14 | 1952-06-14 | |
US603531A US2999195A (en) | 1952-06-14 | 1956-08-13 | Broad area transistors |
Publications (1)
Publication Number | Publication Date |
---|---|
GB738216A true GB738216A (en) | 1955-10-12 |
Family
ID=26968019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB16403/53A Expired GB738216A (en) | 1952-06-14 | 1953-06-15 | Improvements in and relating to broad area transistors |
Country Status (4)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2916408A (en) * | 1956-03-29 | 1959-12-08 | Raytheon Co | Fabrication of junction transistors |
US3051877A (en) * | 1955-12-29 | 1962-08-28 | Honeywell Regulator Co | Semiconductor devices |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3081421A (en) * | 1954-08-17 | 1963-03-12 | Gen Motors Corp | Unipolar transistor |
US3087098A (en) * | 1954-10-05 | 1963-04-23 | Motorola Inc | Transistor |
GB807582A (en) * | 1954-12-27 | 1959-01-21 | Clevite Corp | High power junction transistor |
NL290931A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1963-03-29 | 1900-01-01 | ||
US3275912A (en) * | 1963-12-17 | 1966-09-27 | Sperry Rand Corp | Microelectronic chopper circuit having symmetrical base current feed |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2563503A (en) * | 1951-08-07 | Transistor | ||
AT168228B (de) * | 1948-02-26 | 1951-05-10 | Western Electric Co | Schaltelement aus halbleitendem Material |
BE489418A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1948-06-26 | |||
NL147218C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1948-08-14 | |||
US2666814A (en) * | 1949-04-27 | 1954-01-19 | Bell Telephone Labor Inc | Semiconductor translating device |
BE500302A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1949-11-30 | |||
US2771382A (en) * | 1951-12-12 | 1956-11-20 | Bell Telephone Labor Inc | Method of fabricating semiconductors for signal translating devices |
BE517808A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1952-03-14 | |||
US2651009A (en) * | 1952-05-03 | 1953-09-01 | Bjorksten Res Lab Inc | Transistor design |
US2754455A (en) * | 1952-11-29 | 1956-07-10 | Rca Corp | Power Transistors |
-
0
- NL NL299567D patent/NL299567A/xx unknown
-
1953
- 1953-06-12 DE DEG11972A patent/DE1291835B/de active Pending
- 1953-06-15 GB GB16403/53A patent/GB738216A/en not_active Expired
-
1956
- 1956-08-13 US US603531A patent/US2999195A/en not_active Expired - Lifetime
-
1963
- 1963-04-01 DE DES84501A patent/DE1291834B/de active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3051877A (en) * | 1955-12-29 | 1962-08-28 | Honeywell Regulator Co | Semiconductor devices |
US2916408A (en) * | 1956-03-29 | 1959-12-08 | Raytheon Co | Fabrication of junction transistors |
Also Published As
Publication number | Publication date |
---|---|
DE1291834B (de) | 1969-04-03 |
US2999195A (en) | 1961-09-05 |
DE1291835B (de) | 1969-04-03 |
NL299567A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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