GB1331874A - Power transistor employing base region ballasting - Google Patents

Power transistor employing base region ballasting

Info

Publication number
GB1331874A
GB1331874A GB1687971A GB1687971A GB1331874A GB 1331874 A GB1331874 A GB 1331874A GB 1687971 A GB1687971 A GB 1687971A GB 1687971 A GB1687971 A GB 1687971A GB 1331874 A GB1331874 A GB 1331874A
Authority
GB
United Kingdom
Prior art keywords
emitters
base region
group
base
ballasting
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
GB1687971A
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 GB1331874A publication Critical patent/GB1331874A/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
    • 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
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/076—Connecting or disconnecting of strap connectors
    • H10W72/07631—Techniques
    • H10W72/07636—Soldering or alloying
    • 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
    • H10W72/60—Strap connectors, e.g. thick copper clips for grounding of power devices
    • H10W72/651—Materials of strap connectors
    • H10W72/652—Materials of strap connectors comprising metals or metalloids, e.g. silver
    • 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
    • H10W72/60—Strap connectors, e.g. thick copper clips for grounding of power devices
    • H10W72/651—Materials of strap connectors
    • H10W72/655—Materials of strap connectors of outermost layers of multilayered strap connectors, e.g. material of a coating

Landscapes

  • Bipolar Transistors (AREA)
  • Bipolar Integrated Circuits (AREA)
GB1687971A 1970-07-14 1971-05-25 Power transistor employing base region ballasting Expired GB1331874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5470170A 1970-07-14 1970-07-14

Publications (1)

Publication Number Publication Date
GB1331874A true GB1331874A (en) 1973-09-26

Family

ID=21992932

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1687971A Expired GB1331874A (en) 1970-07-14 1971-05-25 Power transistor employing base region ballasting

Country Status (6)

Country Link
JP (1) JPS5213393B1 (enExample)
BE (1) BE769957A (enExample)
DE (1) DE2134092A1 (enExample)
FR (1) FR2098387A1 (enExample)
GB (1) GB1331874A (enExample)
MY (1) MY7400247A (enExample)

Also Published As

Publication number Publication date
MY7400247A (en) 1974-12-31
DE2134092A1 (de) 1972-01-20
FR2098387A1 (enExample) 1972-03-10
JPS5213393B1 (enExample) 1977-04-14
BE769957A (fr) 1971-11-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]