TIDUFK0
October 2026
1
Description
Resources
Features
Applications
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Step-Down Converter Subsystem
2.2.2
Digital-to-Analog Control Set Path
2.2.3
High-Precision Measurement Front-End (Feedback Path)
2.3
Highlighted Products
2.3.1
TPSM8F7x20
2.3.2
ADS9308V8I
2.3.3
TMDSCNCD28P65X
2.3.4
DAC80504
2.3.5
REF50
2.3.6
OPAx990
3
System Design Theory
3.1
Converter Step Down Range
3.2
Fault Clamping Protection
3.3
Current Clamping Behavior
4
Hardware, Software, Testing Requirements, and Test Results
4.1
Hardware Requirements
4.2
Software
4.3
Test Setup
4.4
Test Results
4.4.1
Voltage Linearity test
4.4.2
Voltage Regulation Test
4.4.3
Current Linearity Test
4.4.4
Output Voltage Ripple
4.4.5
Full Load Transient Response
4.4.6
Sudden Load Switch In with Current Clamping Response
4.4.7
Full Load Voltage Settling Time
5
Design and Documentation Support
5.1
Tools and Software
5.1.1
Tools
5.1.2
Software
5.2
Documentation Support
5.3
Support Resources
Trademarks
6
About the Author
4.4.6
Sudden Load Switch In with Current Clamping Response
Figure 4-12
Short Circuit With CC Current Clamp at 2A With 200mΩ Load