Patent ID: 8755162
Filing Date: 2014-06-17
Classification: H02H

Abstract:
1. A protection circuit comprising: a power supply; a resistor-capacitor (RC) parallel circuit connected to the power supply through a first resistor; an inverter, wherein an input terminal of the inverter is connected to the power supply through the first resistor; a first electronic switch, wherein a first terminal of the first electronic switch is connected to an output terminal of the inverter, a second terminal of the first electronic switch is grounded, a third terminal of the first electronic switch is connected to the power supply through a second resistor; and a second electronic switch, wherein a first terminal of the second electronic switch is connected to the third terminal of the first electronic switch, a second terminal of the second electronic switch is connected to an electronic device, a third terminal of the second electronic switch is connected to an output power supply.