TIDUD32A
June 2017 – January 2023
Description
Resources
Features
Applications
5
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Highlighted Products
2.2.1
TPS82130
2.3
Design Considerations
2.3.1
Inverting Buck-Boost Topology Concept
2.3.2
VIN and VOUT Range
2.3.3
Maximum Output Current
2.3.3.1
Thermal Limits
2.3.3.2
Stability Limits and Output Capacitor Selection
2.3.4
Design Precautions
2.3.5
Enable Pin Configuration
2.3.6
Power Good Pin Configuration
2.3.7
Discharging Output Voltage
2.3.8
Adjustable Soft-Start Time
2.3.9
Input Capacitor Selection
3
Getting Started Hardware
4
Testing and Results
5
Design Files
5.1
Schematics
5.2
Bill of Materials
5.3
PCB Layout Recommendations
5.3.1
Layout Prints
5.4
Gerber Files
5.5
Assembly Drawings
6
Related Documentation
7
Trademarks
8
Revision History
6
Related Documentation
Texas Instruments,
Simplifying Stability Checks
, application note.
Texas Instruments,
Using the TPS62125 in an Inverting Buck-Boost Topology
, application note.
Texas Instruments,
TPS82130 17-V Input 3-A Step-Down Converter MicroSiP™ Module with Integrated Inductor
, data sheet.