公开(公告)号：US20230072042A1

公开(公告)日：2023-03-09

申请号：US17683462

申请日：2022-03-01

Applicant: Richtek Technology Corporation

Inventor： Chia-Tseng CHIANG ,  Hao-Yu LI

IPC: G05F3/26

Abstract: An electronic circuit includes a first transistor coupled between a first node and a supply voltage and controlled by a first node, a second transistor coupled between a second node and the supply voltage and controlled by the first node, a third transistor coupled between a third node and the supply voltage and controlled by a fourth node, a fourth transistor coupled between the fourth node and the supply voltage and controlled by the fourth node, a fifth transistor coupled between the first node and the fifth node and controlled by a reference voltage, a sixth transistor coupled between the second node and a ground and controlled by the third node, a seventh transistor coupled between the fourth node and the ground and controlled by the second node, a first resistor coupled the fourth node to the ground, and a second resistor coupled to the fifth node.