The present invention provides a relay driving device capable of limiting voltage applied to a relay circuit. According to an embodiment of the present invention, the relay driving device for a vehicle comprises: a relay circuit part connected to a predetermined device in a vehicle, and set to drive the predetermined device; a battery part applying the voltage for driving the relay circuit part; and a protection circuit part located between the relay circuit part and the battery part, and limiting the voltage output from the battery part to predetermined voltage or less to deliver to the relay circuit part.
본 발명의 한 실시예에 따른 차량용 릴레이 구동 장치는 차량 내 소정 장치와 연결되며, 상기 소정 장치를 구동시키도록 설정되는 릴레이 회로부, 상기 릴레이 회로부를 구동시키기 위한 전압을 인가하는 배터리부, 그리고 상기 릴레이 회로부와 상기 배터리부 사이에 배치되며, 상기 배터리부로부터 출력된 전압을 소정 전압 이하로 제한하여 상기 릴레이 회로부에 전달하는 보호 회로부를 포함한다.
RELAY DRIVING DEVICE FOR VEHICLE AND ELECTRONIC VEHICLE CHARGING DEVICE COMPRISING THE SAME
차량용 릴레이 구동 장치 및 이를 포함하는 전기 자동차의 충전 장치
2018-01-30
Patent
Electronic Resource
Korean
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