GB2138644B - Power transistor protection - Google Patents

Power transistor protection

Info

Publication number
GB2138644B
GB2138644B GB08311026A GB8311026A GB2138644B GB 2138644 B GB2138644 B GB 2138644B GB 08311026 A GB08311026 A GB 08311026A GB 8311026 A GB8311026 A GB 8311026A GB 2138644 B GB2138644 B GB 2138644B
Authority
GB
United Kingdom
Prior art keywords
power transistor
transistor protection
protection
power
transistor
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
GB08311026A
Other versions
GB2138644A (en
GB8311026D0 (en
Inventor
Joginder Sikka
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.)
Lumenition Ltd
Original Assignee
Lumenition Ltd
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 Lumenition Ltd filed Critical Lumenition Ltd
Priority to GB08311026A priority Critical patent/GB2138644B/en
Publication of GB8311026D0 publication Critical patent/GB8311026D0/en
Publication of GB2138644A publication Critical patent/GB2138644A/en
Application granted granted Critical
Publication of GB2138644B publication Critical patent/GB2138644B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P3/00—Other installations
    • F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
    • F02P3/04—Layout of circuits
    • F02P3/055—Layout of circuits with protective means to prevent damage to the circuit, e.g. semiconductor devices or the ignition coil
    • F02P3/0552—Opening or closing the primary coil circuit with semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/0036—Means reducing energy consumption

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB08311026A 1983-04-22 1983-04-22 Power transistor protection Expired GB2138644B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08311026A GB2138644B (en) 1983-04-22 1983-04-22 Power transistor protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08311026A GB2138644B (en) 1983-04-22 1983-04-22 Power transistor protection

Publications (3)

Publication Number Publication Date
GB8311026D0 GB8311026D0 (en) 1983-05-25
GB2138644A GB2138644A (en) 1984-10-24
GB2138644B true GB2138644B (en) 1987-01-07

Family

ID=10541541

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08311026A Expired GB2138644B (en) 1983-04-22 1983-04-22 Power transistor protection

Country Status (1)

Country Link
GB (1) GB2138644B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3536447C2 (en) * 1985-10-12 1993-10-21 Licentia Gmbh Short-circuit and overload-proof transistor output stage
SE457182B (en) * 1987-04-03 1988-12-05 Ericsson Telefon Ab L M DEVICE CONSISTING OF A PROTECTION CIRCUIT TO PROTECT AN INTEGRATED CIRCUIT AGAINST OVERLOADING AND SHORT-CURRENT CURRENTS
US5485341A (en) * 1992-09-21 1996-01-16 Kabushiki Kaisha Toshiba Power transistor overcurrent protection circuit
DE69409955T2 (en) * 1994-08-31 1998-09-03 St Microelectronics Srl Overcurrent protection circuit for electronic power devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1352913A (en) * 1971-06-30 1974-05-15 Starkstrom Anlagenbau Veb K Transistor amplifier with overload protection
GB2056808A (en) * 1979-08-17 1981-03-18 Lumenition Ltd Power transistor protection
DE2940036A1 (en) * 1979-10-03 1981-04-16 Robert Bosch Gmbh, 7000 Stuttgart IGNITION SYSTEM FOR INTERNAL COMBUSTION ENGINES
DE2948645A1 (en) * 1979-12-04 1981-06-11 Robert Bosch Gmbh, 7000 Stuttgart IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE
JPS56116313A (en) * 1980-02-20 1981-09-12 Hitachi Ltd Two signal amplifier
DE3007335A1 (en) * 1980-02-27 1981-09-10 Robert Bosch Gmbh, 7000 Stuttgart IGNITION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

Also Published As

Publication number Publication date
GB2138644A (en) 1984-10-24
GB8311026D0 (en) 1983-05-25

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980422