Automatic and fast discharging circuit and method for monitoring power supply power down

Automatic and fast discharging circuit and method for monitoring power supply power down

The invention provides an automatic and fast discharging circuit and method for monitoring power supply power down. The automatic and fast discharging circuit and method for monitoring power supply power down comprises a switch with a manual reset function, a voltage monitoring chip U1, a DC-DC powe...

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Hauptverfasser: DAN CHUNMEI, JIANG ZHENGXIU, CHEN YONGLIANG, HONG BINGLIN, ZHANG DAIXIANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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creator DAN CHUNMEI
JIANG ZHENGXIU
CHEN YONGLIANG
HONG BINGLIN
ZHANG DAIXIANG
description The invention provides an automatic and fast discharging circuit and method for monitoring power supply power down. The automatic and fast discharging circuit and method for monitoring power supply power down comprises a switch with a manual reset function, a voltage monitoring chip U1, a DC-DC power supply chip, a pull-up resistor circuit, an MOS tube Q1 and a discharging circuit. The switch with the manual reset function, the DC-DC power supply chip and the MOS tube Q1 are all connected to the voltage monitoring chip U1, and the pull-up resistor circuit are connected to the voltage monitoring chip U1, the MOS tube Q1 and the DC-DC power supply chip respectively; the discharging circuit are connected to the voltage monitoring chip U1, the MOS tube Q1 and the DC-DC power supply chip respectively. The invention further provides an automatic and fast discharging method for monitoring power supply power down. The automatic and fast discharging circuit and method for monitoring power supply power down is stable a
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The automatic and fast discharging circuit and method for monitoring power supply power down comprises a switch with a manual reset function, a voltage monitoring chip U1, a DC-DC power supply chip, a pull-up resistor circuit, an MOS tube Q1 and a discharging circuit. The switch with the manual reset function, the DC-DC power supply chip and the MOS tube Q1 are all connected to the voltage monitoring chip U1, and the pull-up resistor circuit are connected to the voltage monitoring chip U1, the MOS tube Q1 and the DC-DC power supply chip respectively; the discharging circuit are connected to the voltage monitoring chip U1, the MOS tube Q1 and the DC-DC power supply chip respectively. The invention further provides an automatic and fast discharging method for monitoring power supply power down. 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subjects CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
title Automatic and fast discharging circuit and method for monitoring power supply power down
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