Invention Application
- Patent Title: DRIVER CIRCUIT
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Application No.: US15375964Application Date: 2016-12-12
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Publication No.: US20170170817A1Publication Date: 2017-06-15
- Inventor: Teemu Salmia , Jukka-Pekka Kittilä , Tero Herrala , Mikko Taulanne
- Applicant: ABB Technology Oy
- Priority: EP15199554.5 20151211
- Main IPC: H03K17/04
- IPC: H03K17/04 ; H03K17/14 ; H03K17/06

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.
Public/Granted literature
- US10084439B2 Driver circuit Public/Granted day:2018-09-25
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