GB1277863A - Microwave power transistor - Google Patents

Microwave power transistor

Info

Publication number
GB1277863A
GB1277863A GB55715/70A GB5571570A GB1277863A GB 1277863 A GB1277863 A GB 1277863A GB 55715/70 A GB55715/70 A GB 55715/70A GB 5571570 A GB5571570 A GB 5571570A GB 1277863 A GB1277863 A GB 1277863A
Authority
GB
United Kingdom
Prior art keywords
emitter
base
region
base region
oxide
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
Application number
GB55715/70A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of GB1277863A publication Critical patent/GB1277863A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • 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
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/531—Shapes of wire connectors
    • H10W72/5363—Shapes of wire connectors the connected ends being wedge-shaped
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/551—Materials of bond wires
    • H10W72/552—Materials of bond wires comprising metals or metalloids, e.g. silver
    • H10W72/5524—Materials of bond wires comprising metals or metalloids, e.g. silver comprising aluminium [Al]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/59—Bond pads specially adapted therefor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/951—Materials of bond pads
    • H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu

Landscapes

  • Bipolar Transistors (AREA)
  • Wire Bonding (AREA)
GB55715/70A 1970-02-20 1970-11-24 Microwave power transistor Expired GB1277863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1302670A 1970-02-20 1970-02-20

Publications (1)

Publication Number Publication Date
GB1277863A true GB1277863A (en) 1972-06-14

Family

ID=21757931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55715/70A Expired GB1277863A (en) 1970-02-20 1970-11-24 Microwave power transistor

Country Status (9)

Country Link
US (1) US3585465A (cg-RX-API-DMAC10.html)
JP (1) JPS4813872B1 (cg-RX-API-DMAC10.html)
BE (1) BE759583A (cg-RX-API-DMAC10.html)
DE (1) DE2058063A1 (cg-RX-API-DMAC10.html)
ES (2) ES385881A1 (cg-RX-API-DMAC10.html)
FR (1) FR2080639B1 (cg-RX-API-DMAC10.html)
GB (1) GB1277863A (cg-RX-API-DMAC10.html)
NL (1) NL7018055A (cg-RX-API-DMAC10.html)
SE (1) SE369124B (cg-RX-API-DMAC10.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE840250C (de) * 1940-03-09 1952-05-29 Sabroe & Co As Thomas Ths Eiserzeugung
US3878550A (en) * 1972-10-27 1975-04-15 Raytheon Co Microwave power transistor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368123A (en) * 1965-02-04 1968-02-06 Gen Motors Corp Semiconductor device having uniform current density on emitter periphery
US3287610A (en) * 1965-03-30 1966-11-22 Bendix Corp Compatible package and transistor for high frequency operation "compact"
DE1514008B2 (de) * 1965-04-22 1972-12-07 Deutsche Itt Industries Gmbh, 7800 Freiburg Flaechentransistor
US3336508A (en) * 1965-08-12 1967-08-15 Trw Semiconductors Inc Multicell transistor
GB1153497A (en) * 1966-07-25 1969-05-29 Associated Semiconductor Mft Improvements in and relating to Semiconductor Devices
GB1153894A (en) * 1966-07-29 1969-05-29 Texas Instruments Ltd Semiconductor Devices
FR1569872A (cg-RX-API-DMAC10.html) * 1968-04-10 1969-06-06

Also Published As

Publication number Publication date
DE2058063A1 (de) 1971-09-02
NL7018055A (cg-RX-API-DMAC10.html) 1971-08-24
FR2080639B1 (cg-RX-API-DMAC10.html) 1976-04-16
US3585465A (en) 1971-06-15
ES415194A1 (es) 1976-02-01
JPS4813872B1 (cg-RX-API-DMAC10.html) 1973-05-01
BE759583A (fr) 1971-04-30
FR2080639A1 (cg-RX-API-DMAC10.html) 1971-11-19
ES385881A1 (es) 1973-11-16
SE369124B (cg-RX-API-DMAC10.html) 1974-08-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees