Power Monitoring Circuit, and a Power Up Reset Generator

• Main Authors: IRIARTE SANTIAGO, CLEARY JOHN A
• Format: Patent
• Language: English
• Published: 18.09.2014
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; PULSE TECHNIQUE

A power supply monitoring circuit for monitoring a voltage at a power supply node compared to a reference node, the power supply monitoring circuit comprising a first field effect transistor and first and second voltage dropping components arranged in current flow communication between the power supply node and the reference node and each having first and second nodes, and wherein a first node of the first voltage dropping component is connected to one of the first and second nodes of the field effect transistor, and a gate of the field effect transistor is connected to the second node of the first voltage dropping component, and an output signal is taken from a connection made with the first field effect transistor.