DE69518262D1 - Spannungsfolger mit begrenztem Anstiegs- und Abfallstrom - Google Patents

Spannungsfolger mit begrenztem Anstiegs- und Abfallstrom

Info

Publication number
DE69518262D1
DE69518262D1 DE69518262T DE69518262T DE69518262D1 DE 69518262 D1 DE69518262 D1 DE 69518262D1 DE 69518262 T DE69518262 T DE 69518262T DE 69518262 T DE69518262 T DE 69518262T DE 69518262 D1 DE69518262 D1 DE 69518262D1
Authority
DE
Germany
Prior art keywords
voltage follower
falling current
limited rising
rising
limited
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
DE69518262T
Other languages
English (en)
Other versions
DE69518262T2 (de
Inventor
Thomas R Deshazo
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.)
Harris Corp
Original Assignee
Harris 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 Harris Corp filed Critical Harris Corp
Application granted granted Critical
Publication of DE69518262D1 publication Critical patent/DE69518262D1/de
Publication of DE69518262T2 publication Critical patent/DE69518262T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/16—Modifications for eliminating interference voltages or currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
DE69518262T 1994-03-02 1995-03-02 Spannungsfolger mit begrenztem Anstiegs- und Abfallstrom Expired - Fee Related DE69518262T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/204,711 US5420499A (en) 1994-03-02 1994-03-02 Current rise and fall time limited voltage follower

Publications (2)

Publication Number Publication Date
DE69518262D1 true DE69518262D1 (de) 2000-09-14
DE69518262T2 DE69518262T2 (de) 2001-02-01

Family

ID=22759111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69518262T Expired - Fee Related DE69518262T2 (de) 1994-03-02 1995-03-02 Spannungsfolger mit begrenztem Anstiegs- und Abfallstrom

Country Status (3)

Country Link
US (1) US5420499A (de)
EP (1) EP0670633B1 (de)
DE (1) DE69518262T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08293744A (ja) * 1995-04-21 1996-11-05 Mitsubishi Electric Corp 半導体回路
US5986493A (en) * 1996-10-28 1999-11-16 Texas Instruments Incorporated Clamping circuit and method for clamping a voltage
US6028640A (en) * 1997-05-08 2000-02-22 Sony Corporation Current source and threshold voltage generation method and apparatus for HHK video circuit
US6018370A (en) * 1997-05-08 2000-01-25 Sony Corporation Current source and threshold voltage generation method and apparatus for HHK video circuit
DE69728134T2 (de) * 1997-05-30 2004-10-14 Stmicroelectronics S.R.L., Agrate Brianza Steuerschaltung für die Strom-Schalt-Flanken eines Leistungstransistors
US6760380B1 (en) 1998-12-07 2004-07-06 Lynk Labs, Inc. Data transmission apparatus and method
FR2838840B1 (fr) * 2002-04-23 2005-04-01 St Microelectronics Sa Comparateur de tension d'alimentation
TWI253248B (en) * 2003-08-04 2006-04-11 Realtek Semiconductor Corp Network device with hybrid mode transmission unit
US7643563B2 (en) * 2003-08-04 2010-01-05 Realtek Semiconductor Corp. Transmission line driver
US7898187B1 (en) 2007-02-08 2011-03-01 National Semiconductor Corporation Circuit and method for average-current regulation of light emitting diodes
US7825644B1 (en) * 2007-04-02 2010-11-02 National Semiconductor Corporation System and method for providing a pulsating current output having ultra fast rise and fall times
US8030853B1 (en) 2008-12-19 2011-10-04 National Semiconductor Corporation Circuit and method for improving the performance of a light emitting diode (LED) driver
US8350498B2 (en) 2010-04-28 2013-01-08 National Semiconductor Corporation Dynamic current equalization for light emitting diode (LED) and other applications
US8373358B2 (en) 2010-05-21 2013-02-12 National Semiconductor Corporation Compact and efficient driver for multiple light emitting diodes (LEDs)
US8294388B2 (en) 2010-05-25 2012-10-23 Texas Instruments Incorporated Driving system with inductor pre-charging for LED systems with PWM dimming control or other loads
US8872810B2 (en) 2010-10-12 2014-10-28 National Semiconductor Corporation Combined digital modulation and current dimming control for light emitting diodes

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564818A (en) * 1979-06-27 1981-01-19 Toshiba Corp Reference voltage circuit
US4555642A (en) * 1983-09-22 1985-11-26 Standard Microsystems Corporation Low power CMOS input buffer circuit
EP0271595A1 (de) * 1986-12-16 1988-06-22 Deutsche ITT Industries GmbH On-Chip-Spannungsstabilisierungsschaltung
US4797579A (en) * 1987-07-27 1989-01-10 Raytheon Company CMOS VLSI output driver with controlled rise and fall times
US4896333A (en) * 1987-08-04 1990-01-23 Signetics Corporation Circuit for generating a trapezoidal current waveform with matched rise and fall times
JP2778781B2 (ja) * 1990-01-29 1998-07-23 三菱電機株式会社 閾値電圧生成回路
US5015942A (en) * 1990-06-07 1991-05-14 Cherry Semiconductor Corporation Positive temperature coefficient current source with low power dissipation
US5177374A (en) * 1990-10-03 1993-01-05 International Business Machines Corporation Current mode gate drive for power mos transistors
US5164611A (en) * 1990-10-18 1992-11-17 Delco Electronics Corporation Low noise communication bus driver
IT1246755B (it) * 1990-12-28 1994-11-26 Sgs Thomson Microelectronics Circuito di pilotaggio veloce di un carico capacitivo per circuiti integrari, particolarmente memorie.
DE69223776T2 (de) * 1992-06-26 1998-07-16 Discovision Ass Logikausgangstreiber
US5311146A (en) * 1993-01-26 1994-05-10 Vtc Inc. Current mirror for low supply voltage operation

Also Published As

Publication number Publication date
DE69518262T2 (de) 2001-02-01
US5420499A (en) 1995-05-30
EP0670633B1 (de) 2000-08-09
EP0670633A1 (de) 1995-09-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee