A High-Performance Charge Pump Topology for Very-Low-Voltage Applications

• Published in: IEEE transactions on circuits and systems. II, Express briefs Vol. 67; no. 7; pp. 1304 - 1308
• Main Authors: Ballo, A., Grasso, A. D., Palumbo, G.
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.07.2020; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Charge pumps; Charge transfer; CMOS; DC-DC converter; Dickson charge pump; energy harvesting; Gates (circuits); Logic gates; low-voltage; Metal oxide semiconductors; MOSFET; Power efficiency; Resistance; switched capacitors converters (SCC); Threshold voltage; Topology; Transistors

This brief presents a novel charge pump suitable to work under very-low-voltage supply. The circuit exploits a novel charge transfer switch made up by the combination of a NMOS and a PMOS transistor whose gates are connected to internal nodes of the charge pump to enhance overdrive voltage. This sol...