IT8821955A0 - Circuito per il rilevamento della forma d'onda della corrente in un transistor - Google Patents

Circuito per il rilevamento della forma d'onda della corrente in un transistor

Info

Publication number
IT8821955A0
IT8821955A0 IT8821955A IT2195588A IT8821955A0 IT 8821955 A0 IT8821955 A0 IT 8821955A0 IT 8821955 A IT8821955 A IT 8821955A IT 2195588 A IT2195588 A IT 2195588A IT 8821955 A0 IT8821955 A0 IT 8821955A0
Authority
IT
Italy
Prior art keywords
transistor
detection
circuit
current waveform
waveform
Prior art date
Application number
IT8821955A
Other languages
English (en)
Other versions
IT1226938B (it
Inventor
Davide Chieli
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT8821955A priority Critical patent/IT1226938B/it
Publication of IT8821955A0 publication Critical patent/IT8821955A0/it
Priority to DE68926138T priority patent/DE68926138T2/de
Priority to EP89116763A priority patent/EP0359171B1/en
Priority to US07/406,500 priority patent/US4929883A/en
Priority to JP1239757A priority patent/JPH02154159A/ja
Application granted granted Critical
Publication of IT1226938B publication Critical patent/IT1226938B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • 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
IT8821955A 1988-09-15 1988-09-15 Circuito per il rilevamento della forma d'onda della corrente in un transistor IT1226938B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8821955A IT1226938B (it) 1988-09-15 1988-09-15 Circuito per il rilevamento della forma d'onda della corrente in un transistor
DE68926138T DE68926138T2 (de) 1988-09-15 1989-09-11 Schaltung zum Feststellen der Stromwellenform eines Transistors
EP89116763A EP0359171B1 (en) 1988-09-15 1989-09-11 Circuit for sensing the transistor current waveform
US07/406,500 US4929883A (en) 1988-09-15 1989-09-13 Circuit for sensing the transistor current waveform
JP1239757A JPH02154159A (ja) 1988-09-15 1989-09-14 トランジスタ電流波形を検知するための回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8821955A IT1226938B (it) 1988-09-15 1988-09-15 Circuito per il rilevamento della forma d'onda della corrente in un transistor

Publications (2)

Publication Number Publication Date
IT8821955A0 true IT8821955A0 (it) 1988-09-15
IT1226938B IT1226938B (it) 1991-02-22

Family

ID=11189361

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8821955A IT1226938B (it) 1988-09-15 1988-09-15 Circuito per il rilevamento della forma d'onda della corrente in un transistor

Country Status (5)

Country Link
US (1) US4929883A (it)
EP (1) EP0359171B1 (it)
JP (1) JPH02154159A (it)
DE (1) DE68926138T2 (it)
IT (1) IT1226938B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5247240A (en) * 1990-07-25 1993-09-21 Power Trends Miniaturized switching power supply with circuit for unidirectional suppression of leading spike
US5164659A (en) * 1991-08-29 1992-11-17 Warren Schultz Switching circuit
JP3337079B2 (ja) * 1991-11-26 2002-10-21 ローム株式会社 電源回路
US5319303A (en) * 1992-02-12 1994-06-07 Sony/Tektronix Corporation Current source circuit
JP3523718B2 (ja) * 1995-02-06 2004-04-26 株式会社ルネサステクノロジ 半導体装置
US5760571A (en) * 1995-08-16 1998-06-02 Signal Restoration Technologies I Limited Partnership Power supply damping circuit and method
FR2767589B1 (fr) * 1997-08-21 2000-07-21 Sgs Thomson Microelectronics Dispositif de surveillance de tension d'alimentation de type "reset"
JPH11224131A (ja) * 1998-02-04 1999-08-17 Seiko Instruments Inc ボルテージ・レギュレータ
US8238127B1 (en) * 2007-10-31 2012-08-07 Sadwick Laurence P Method and apparatus for supplying and switching power

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL177858C (nl) * 1976-03-31 1985-12-02 Philips Nv Schakeling voor het leveren van een vooraf bepaalde stroom aan een belasting.
US4072890A (en) * 1976-10-18 1978-02-07 Honeywell Inc. Voltage regulator
US4107596A (en) * 1976-10-21 1978-08-15 The Singer Company Efficient bidirectional power converter for portable data gathering apparatus
US4291357A (en) * 1979-12-27 1981-09-22 International Business Machines Corp. Short circuit protection circuit
US4339707A (en) * 1980-12-24 1982-07-13 Honeywell Inc. Band gap voltage regulator
JPH0690656B2 (ja) * 1985-01-24 1994-11-14 ソニー株式会社 基準電圧の形成回路
FR2588431B1 (fr) * 1985-10-08 1987-11-20 Radiotechnique Circuit regulateur de tension

Also Published As

Publication number Publication date
DE68926138D1 (de) 1996-05-09
IT1226938B (it) 1991-02-22
DE68926138T2 (de) 1996-12-12
JPH02154159A (ja) 1990-06-13
EP0359171A3 (en) 1991-08-07
EP0359171B1 (en) 1996-04-03
US4929883A (en) 1990-05-29
EP0359171A2 (en) 1990-03-21

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970929