GB1265204A - - Google Patents

Info

Publication number
GB1265204A
GB1265204A GB1265204DA GB1265204A GB 1265204 A GB1265204 A GB 1265204A GB 1265204D A GB1265204D A GB 1265204DA GB 1265204 A GB1265204 A GB 1265204A
Authority
GB
United Kingdom
Prior art keywords
zone
conductivity
zones
type base
base region
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
Other languages
English (en)
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 filed Critical
Publication of GB1265204A publication Critical patent/GB1265204A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/36—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the concentration or distribution of impurities in the bulk material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
    • H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
    • H01L29/1012—Base regions of thyristors
    • H01L29/1016—Anode base regions of thyristors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
    • H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
    • H01L29/1012—Base regions of thyristors
    • H01L29/102—Cathode base regions of thyristors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/049—Equivalence and options
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/051—Etching

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Thyristors (AREA)
GB1265204D 1968-04-11 1969-03-26 Expired GB1265204A (US20080094685A1-20080424-C00004.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72066768A 1968-04-11 1968-04-11

Publications (1)

Publication Number Publication Date
GB1265204A true GB1265204A (US20080094685A1-20080424-C00004.png) 1972-03-01

Family

ID=24894851

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1265204D Expired GB1265204A (US20080094685A1-20080424-C00004.png) 1968-04-11 1969-03-26

Country Status (8)

Country Link
US (1) US3538401A (US20080094685A1-20080424-C00004.png)
BE (1) BE731365A (US20080094685A1-20080424-C00004.png)
CH (1) CH499882A (US20080094685A1-20080424-C00004.png)
DE (1) DE1917013A1 (US20080094685A1-20080424-C00004.png)
FR (1) FR2006089A1 (US20080094685A1-20080424-C00004.png)
GB (1) GB1265204A (US20080094685A1-20080424-C00004.png)
IE (1) IE32729B1 (US20080094685A1-20080424-C00004.png)
SE (1) SE355111B (US20080094685A1-20080424-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135118A (en) * 1983-02-09 1984-08-22 Westinghouse Brake & Signal Thyristors

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3906545A (en) * 1972-01-24 1975-09-16 Licentia Gmbh Thyristor structure
CH543178A (de) * 1972-03-27 1973-10-15 Bbc Brown Boveri & Cie Kontinuierlich steuerbares Leistungshalbleiterbauelement
DE7317598U (de) * 1972-06-09 1974-04-04 Bbc Ag Halbleiterbauelement
CH553480A (de) * 1972-10-31 1974-08-30 Siemens Ag Tyristor.
JPS5147583B2 (US20080094685A1-20080424-C00004.png) * 1972-12-29 1976-12-15
AT377645B (de) * 1972-12-29 1985-04-10 Sony Corp Halbleiterbauteil
US3855611A (en) * 1973-04-11 1974-12-17 Rca Corp Thyristor devices
IT1010445B (it) * 1973-05-29 1977-01-10 Rca Corp Raddrizzatore a semiconduttore com mutabile allo stato di non condu zione per mezzo di una tensione ap plicata all elettrodo di porta del lo stesso
US4011579A (en) * 1975-04-07 1977-03-08 Hutson Jearld L Semiconductor gate turn-off device
US4001864A (en) * 1976-01-30 1977-01-04 Gibbons James F Semiconductor p-n junction solar cell and method of manufacture
JPS5942989B2 (ja) * 1977-01-24 1984-10-18 株式会社日立製作所 高耐圧半導体素子およびその製造方法
US4214255A (en) * 1977-02-07 1980-07-22 Rca Corporation Gate turn-off triac with dual low conductivity regions contacting central gate region
JPS5933272B2 (ja) * 1978-06-19 1984-08-14 株式会社日立製作所 半導体装置
JPS5624972A (en) * 1979-08-07 1981-03-10 Mitsubishi Electric Corp Thyristor
DE3275335D1 (en) * 1981-08-25 1987-03-05 Bbc Brown Boveri & Cie Thyristor
DE19909105A1 (de) * 1999-03-02 2000-09-14 Siemens Ag Symmetrischer Thyristor mit verringerter Dicke und Herstellungsverfahren dafür
DE102008049678B4 (de) 2008-09-30 2020-06-10 Infineon Technologies Bipolar Gmbh & Co. Kg Asymmetrisch sperrender Thyristor und Verfahren zur Herstellung eines asymmetrisch sperrenden Thyristors

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899652A (en) * 1959-08-11 Distance
US3059123A (en) * 1954-10-28 1962-10-16 Bell Telephone Labor Inc Internal field transistor
BE560551A (US20080094685A1-20080424-C00004.png) * 1956-09-05
US2981874A (en) * 1957-05-31 1961-04-25 Ibm High speed, high current transistor
NL111773C (US20080094685A1-20080424-C00004.png) * 1958-08-07
NL272752A (US20080094685A1-20080424-C00004.png) * 1960-12-20
US3152928A (en) * 1961-05-18 1964-10-13 Clevite Corp Semiconductor device and method
FR1402498A (fr) * 1963-07-31 1965-06-11 Ass Elect Ind Perfectionnements apportés aux dispositifs semi-conducteurs notamment aux redresseurs commandés
US3331000A (en) * 1963-10-18 1967-07-11 Gen Electric Gate turn off semiconductor switch having a composite gate region with different impurity concentrations
GB1039915A (en) * 1964-05-25 1966-08-24 Standard Telephones Cables Ltd Improvements in or relating to semiconductor devices
GB1095576A (US20080094685A1-20080424-C00004.png) * 1964-08-12 1900-01-01
FR1445215A (fr) * 1964-08-31 1966-07-08 Gen Electric Perfectionnements apportés à des dispositifs semiconducteurs
USB433088I5 (US20080094685A1-20080424-C00004.png) * 1965-02-16
US3422322A (en) * 1965-08-25 1969-01-14 Texas Instruments Inc Drift transistor
FR1482952A (fr) * 1966-04-12 1967-06-02 Comp Generale Electricite Procédé de fabrication, par épitaxie, de dispositifs semiconducteurs, notamment de thyristors
US3463972A (en) * 1966-06-15 1969-08-26 Fairchild Camera Instr Co Transistor structure with steep impurity gradients having fast transition between the conducting and nonconducting state

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135118A (en) * 1983-02-09 1984-08-22 Westinghouse Brake & Signal Thyristors

Also Published As

Publication number Publication date
SE355111B (US20080094685A1-20080424-C00004.png) 1973-04-02
BE731365A (US20080094685A1-20080424-C00004.png) 1969-09-15
FR2006089B1 (US20080094685A1-20080424-C00004.png) 1973-04-06
IE32729L (en) 1969-10-11
FR2006089A1 (fr) 1969-12-19
US3538401A (en) 1970-11-03
CH499882A (de) 1970-11-30
IE32729B1 (en) 1973-11-14
DE1917013A1 (de) 1969-10-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee