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公开(公告)号：US10084439B2
公开(公告)日：2018-09-25
申请号：US15375964
申请日：2016-12-12
Applicant: ABB Technology Oy
Inventor： Teemu Salmia , Jukka-Pekka Kittilä , Tero Herrala , Mikko Taulanne
CPC classification number: H03K17/0406 , H03K17/06 , H03K17/14 , H03K17/163 , H03K17/168
Abstract: A gate driver circuit and a method of operating a gate driver circuit. The gate driver circuit comprising a high auxiliary voltage rail and a low auxiliary voltage rail for receiving high auxiliary voltage and low auxiliary voltage, output stage connected to the auxiliary voltage rails and comprising a control input and an output terminal for providing an output voltage of the gate driver, plurality of series connections of controllable switches and resistive components, wherein a first part of the plurality of series connections is connected between the high auxiliary voltage rail and control input of the output stage, and a second part of the plurality of series connections is connected between the low auxiliary voltage rail and control input of the output stage, and a control circuit for controlling the controllable switches for providing a control voltage and a control current to the control input of the output stage.
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公开(公告)号：US20170170817A1
公开(公告)日：2017-06-15
申请号：US15375964
申请日：2016-12-12
Applicant: ABB Technology Oy
Inventor： Teemu Salmia , Jukka-Pekka Kittilä , Tero Herrala , Mikko Taulanne
CPC classification number: H03K17/0406 , H03K17/06 , H03K17/14 , H03K17/163 , H03K17/168
Abstract: A gate driver circuit and a method of operating a gate driver circuit. The gate driver circuit comprising a high auxiliary voltage rail and a low auxiliary voltage rail for receiving high auxiliary voltage and low auxiliary voltage, output stage connected to the auxiliary voltage rails and comprising a control input and an output terminal for providing an output voltage of the gate driver, plurality of series connections of controllable switches and resistive components, wherein a first part of the plurality of series connections is connected between the high auxiliary voltage rail and control input of the output stage, and a second part of the plurality of series connections is connected between the low auxiliary voltage rail and control input of the output stage, and a control circuit for controlling the controllable switches for providing a control voltage and a control current to the control input of the output stage.
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公开(公告)号：US20160118975A1
公开(公告)日：2016-04-28
申请号：US14879169
申请日：2015-10-09
Applicant: ABB Technology Oy
Inventor： Teemu Salmia , Jukka-Peeka Kittilä , Marko Raatikainen
IPC: H03K17/14
CPC classification number: H03K17/14 , H02M1/32 , H02M2001/327
Abstract: A method and an arrangement of limiting temperature variations in a semiconductor component of a switching converter, the method comprising determining a quantity relating to operation temperature of the switching converter, determining temperature of the semiconductor component, selecting a maximum value of switching frequency of the switching converter based on the determined quantity relating to operation temperature of the switching converter and the temperature of the semiconductor component, and limiting the switching frequency of the semiconductor component of the switching converter to the selected switching frequency.
Abstract translation: 一种限制开关转换器的半导体元件中的温度变化的方法和装置，该方法包括确定与开关转换器的工作温度相关的量，确定半导体元件的温度，选择开关的开关频率的最大值 转换器基于与切换转换器的操作温度和半导体部件的温度相关的确定量，并将开关转换器的半导体部件的开关频率限制到所选择的开关频率。
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公开(公告)号：US09712150B2
公开(公告)日：2017-07-18
申请号：US14879169
申请日：2015-10-09
Applicant: ABB Technology Oy
Inventor： Teemu Salmia , Jukka-Peeka Kittilä , Marko Raatikainen
CPC classification number: H03K17/14 , H02M1/32 , H02M2001/327
Abstract: A method and an arrangement of limiting temperature variations in a semiconductor component of a switching converter, the method comprising determining a quantity relating to operation temperature of the switching converter, determining temperature of the semiconductor component, selecting a maximum value of switching frequency of the switching converter based on the determined quantity relating to operation temperature of the switching converter and the temperature of the semiconductor component, and limiting the switching frequency of the semiconductor component of the switching converter to the selected switching frequency.
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