GB2373934B - Device for protecting an output stage switch - Google Patents

Device for protecting an output stage switch

Info

Publication number
GB2373934B
GB2373934B GB0128666A GB0128666A GB2373934B GB 2373934 B GB2373934 B GB 2373934B GB 0128666 A GB0128666 A GB 0128666A GB 0128666 A GB0128666 A GB 0128666A GB 2373934 B GB2373934 B GB 2373934B
Authority
GB
United Kingdom
Prior art keywords
protecting
output stage
stage switch
switch
output
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 - Fee Related
Application number
GB0128666A
Other versions
GB2373934A (en
GB0128666D0 (en
Inventor
Frank Schackmann
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.)
Marelli Automotive Lighting Reutlingen Germany GmbH
Original Assignee
Automotive Lighting Reutlingen GmbH
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 Automotive Lighting Reutlingen GmbH filed Critical Automotive Lighting Reutlingen GmbH
Publication of GB0128666D0 publication Critical patent/GB0128666D0/en
Publication of GB2373934A publication Critical patent/GB2373934A/en
Application granted granted Critical
Publication of GB2373934B publication Critical patent/GB2373934B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/005—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too low isolation resistance, too high load, short-circuit; earth fault
    • 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
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
GB0128666A 2001-03-30 2001-11-30 Device for protecting an output stage switch Expired - Fee Related GB2373934B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2001115869 DE10115869B4 (en) 2001-03-30 2001-03-30 Device for protecting an output stage circuit

Publications (3)

Publication Number Publication Date
GB0128666D0 GB0128666D0 (en) 2002-01-23
GB2373934A GB2373934A (en) 2002-10-02
GB2373934B true GB2373934B (en) 2004-11-03

Family

ID=7679738

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0128666A Expired - Fee Related GB2373934B (en) 2001-03-30 2001-11-30 Device for protecting an output stage switch

Country Status (3)

Country Link
DE (1) DE10115869B4 (en)
FR (1) FR2823034A1 (en)
GB (1) GB2373934B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2386007B (en) 2002-02-27 2005-08-24 Design Design Technology Ltd Electrical circuit protection arrangement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4733326A (en) * 1985-05-15 1988-03-22 Robert Bosch Gmbh Protective arrangement for an electromagnetic load
GB2253101A (en) * 1991-02-21 1992-08-26 Italamec Srl A static electronic flasher device, particularly for controlling the direction indicators of a motor vehicle
GB2278025A (en) * 1993-05-14 1994-11-16 Bosch Gmbh Robert Circuit arrangement for switching a current-consuming apparatus on and off
US5467240A (en) * 1993-09-30 1995-11-14 Caterpillar Inc. Driver circuit with diagnostics and over voltage protection
JPH11174091A (en) * 1997-12-11 1999-07-02 Nec Corp Current detecting circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3339383B2 (en) * 1997-10-13 2002-10-28 日本電気株式会社 Energization control device and self-diagnosis method thereof
DE19854821B4 (en) * 1998-11-27 2004-07-29 Robert Bosch Gmbh Protection circuit for a clocked semiconductor power amplifier

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4733326A (en) * 1985-05-15 1988-03-22 Robert Bosch Gmbh Protective arrangement for an electromagnetic load
GB2253101A (en) * 1991-02-21 1992-08-26 Italamec Srl A static electronic flasher device, particularly for controlling the direction indicators of a motor vehicle
GB2278025A (en) * 1993-05-14 1994-11-16 Bosch Gmbh Robert Circuit arrangement for switching a current-consuming apparatus on and off
US5467240A (en) * 1993-09-30 1995-11-14 Caterpillar Inc. Driver circuit with diagnostics and over voltage protection
JPH11174091A (en) * 1997-12-11 1999-07-02 Nec Corp Current detecting circuit

Also Published As

Publication number Publication date
FR2823034A1 (en) 2002-10-04
DE10115869A1 (en) 2002-10-10
GB2373934A (en) 2002-10-02
GB0128666D0 (en) 2002-01-23
DE10115869B4 (en) 2009-12-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051130