SLVAFU9
January 2025
TPS62840
,
TPS62843
1
Abstract
Trademarks
1
Inverting Buck-Boost Topology
1.1
Concept
1.2
Output Current Calculations
1.3
VIN and VOUT Range
2
Design Considerations
2.1
Additional Input Capacitor
2.2
Digital Input Pin Configurations
2.3
Startup Behavior and Switching Node Consideration
3
External Component Selection
3.1
Inductor Selection
3.2
Capacitor Selection
4
Typical Performance
5
Summary
6
References
Application Note
Using the TPS6284x in an Inverting Buck-Boost Topology