Patent ID: 7408386
Filing Date: 2008-08-05
Classification: H03K

Abstract:
1. A bootstrap inverter circuit incorporating transistors of a same type, the bootstrap inverter circuit comprising: a first transistor having a gate, a first end, and a second end; a second transistor having a gate, a first end, and a second end; a voltage clamp circuit, having a first node and a second node, the voltage clamp circuit being arranged to control a voltage of the gate of the second transistor; and an output end, wherein the gate and the first end of the first transistor are operatively coupled to a first power node, the gate of the second transistor is connected to the second node of the voltage clamp circuit, the first end of the second transistor is operatively coupled to the first power node, the second end of the second transistor is connected to the output end, the first node of the voltage clamp circuit is operatively coupled to the first power node, and the second node of the voltage clamp circuit is connected to the second end of the first transistor; and wherein the voltage clamp circuit further comprises a third transistor having a gate, a first end, and a second end, wherein the second end of the third transistor is connected to the first node, and the gate and the first end of the third transistor are connected to the second node.