CN112313862A - 隔离驱动器 - Google Patents

隔离驱动器 Download PDF

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Publication number
CN112313862A
CN112313862A CN201880094757.8A CN201880094757A CN112313862A CN 112313862 A CN112313862 A CN 112313862A CN 201880094757 A CN201880094757 A CN 201880094757A CN 112313862 A CN112313862 A CN 112313862A
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China
Prior art keywords
primary coil
output
differential input
resistor
electrically connected
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CN201880094757.8A
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English (en)
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CN112313862B (zh
Inventor
朱煜
力争
王国瑞
王明贵
侯惠淇
张振明
蔡中华
庞志远
王晨
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN112313862A publication Critical patent/CN112313862A/zh
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/689—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors with galvanic isolation between the control circuit and the output circuit
    • H03K17/691—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors with galvanic isolation between the control circuit and the output circuit using transformer coupling
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/567—Circuits characterised by the use of more than one type of semiconductor device, e.g. BIMOS, composite devices such as IGBT
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc Digital Transmission (AREA)

Abstract

本申请公开了一种隔离驱动器，包括：发射链路、合成变压器及两路接收链路；发射链路用于输出一路或者两路方波脉冲信号；合成变压器包括第一初级线圈、第二初级线圈、第一次级线圈及第二次级线圈，第一初级线圈与第二初级线圈电连接，合成变压器通过第一初级线圈和第二初级线圈接收方波脉冲信号，并通过第一次级线圈以磁耦合的方式产生第一对差分的三角脉冲信号，以及通过第二次级线圈以磁耦合的方式产生第二对差分的三角脉冲信号；两路接收链路分别与两个次级线圈连接，用于接收前述两第差分的三角脉冲信号，输出一对互差分的方波脉冲信号，可以通过采用合成变压器，减小两路信号之间的延时匹配，降低系统的功耗及成本。

Description

PCT国内申请，说明书已公开。

Claims (22)

  1. PCT国内申请，权利要求书已公开。
CN201880094757.8A 2018-06-22 2018-06-22 隔离驱动器 Active CN112313862B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/092520 WO2019242029A1 (zh) 2018-06-22 2018-06-22 隔离驱动器

Publications (2)

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CN112313862A true CN112313862A (zh) 2021-02-02
CN112313862B CN112313862B (zh) 2022-04-05

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CN201880094757.8A Active CN112313862B (zh) 2018-06-22 2018-06-22 隔离驱动器

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EP (1) EP3800771B1 (zh)
CN (1) CN112313862B (zh)
WO (1) WO2019242029A1 (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5514921A (en) * 1994-06-27 1996-05-07 General Electric Company Lossless gate drivers for high-frequency PWM switching cells
US5686854A (en) * 1996-03-14 1997-11-11 Magl Power Inc. Isolated driver circuit for high frequency solid-state switches
US6807071B1 (en) * 2003-07-28 2004-10-19 Delta Electronics Inc. Transformer isolated driver
CN201846225U (zh) * 2010-11-20 2011-05-25 中国电子科技集团公司第十四研究所 高电位变压器隔离驱动器
CN203225711U (zh) * 2013-04-16 2013-10-02 无锡天和电子有限公司 一种隔离放大器
WO2014059620A1 (zh) * 2012-10-17 2014-04-24 深圳市安能能源技术有限公司 隔离驱动电路
CN106160427A (zh) * 2016-08-28 2016-11-23 成都元始信息科技有限公司 基于脉冲发生器的隔离驱动器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937470A (en) * 1988-05-23 1990-06-26 Zeiler Kenneth T Driver circuit for power transistors
US7656687B2 (en) * 2007-12-11 2010-02-02 Cirrus Logic, Inc. Modulated transformer-coupled gate control signaling method and apparatus
DE102012218284A1 (de) * 2012-10-08 2014-04-10 Robert Bosch Gmbh Treibereinheit zum Ansteuern einer Transistor-Halbbrücke und DC-DC-Wandler

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5514921A (en) * 1994-06-27 1996-05-07 General Electric Company Lossless gate drivers for high-frequency PWM switching cells
US5686854A (en) * 1996-03-14 1997-11-11 Magl Power Inc. Isolated driver circuit for high frequency solid-state switches
US6807071B1 (en) * 2003-07-28 2004-10-19 Delta Electronics Inc. Transformer isolated driver
CN201846225U (zh) * 2010-11-20 2011-05-25 中国电子科技集团公司第十四研究所 高电位变压器隔离驱动器
WO2014059620A1 (zh) * 2012-10-17 2014-04-24 深圳市安能能源技术有限公司 隔离驱动电路
CN203225711U (zh) * 2013-04-16 2013-10-02 无锡天和电子有限公司 一种隔离放大器
CN106160427A (zh) * 2016-08-28 2016-11-23 成都元始信息科技有限公司 基于脉冲发生器的隔离驱动器

Also Published As

Publication number Publication date
WO2019242029A1 (zh) 2019-12-26
EP3800771A1 (en) 2021-04-07
EP3800771B1 (en) 2024-03-20
CN112313862B (zh) 2022-04-05
EP3800771A4 (en) 2021-09-15

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