Switching Mode Power Supply Expert System
An expert system for identifying switching mode power supply topologies.
Buck-Boost Converter
Name: Buck-Boost Converter
Classification: Single-inductor, two-state, no isolation
DC Gain: D/(1-D)
Schematic:
Features:
- Nonlinear gain
- Output opposite polarity of input
- Voltage step-down and step-up
- Pulsating input and output current
- Right-half-plane zero
- Switches: 1 transistor, 1 diode
Legal Statement
Do not use this information for design without independent verification of the information.
Webmaster and editor: Jerrold Foutz, webmaster@smpstech.com
Original 02 May 1992, revised 12 September 2000
Copyright © 1992 - 2000 Jerrold Foutz
All Rights Reserved
