TIDUFD9
August 2025
1
Description
Resources
Features
Applications
6
1
System Description
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Half-Bridge Topology
2.2.2
Power Dissipation Design Consideration
2.2.3
HPA Drain Capacitor Bank Design
2.2.4
Gate and Drain Pulsing Considerations
2.2.5
Additional Considerations
2.3
Highlighted Products
2.3.1
AFE20408
2.3.2
LMG2100R026
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.2
Software Requirements
3.3
Test Setup
3.3.1
Initial Hardware Setup
3.3.2
Install HPA
3.4
Test Results
3.4.1
Bias Up and Down the HPA
3.4.2
HPA Drain Modulation
3.4.3
HPA Gate Modulation
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.2
Tools and Software
4.3
Documentation Support
4.4
Support Resources
4.5
Trademarks
Design Guide
High-Power Amplifier Bias Controller Reference Design