SLAAEV1
July 2026
TAS6424E-Q1
1
Abstract
1
Principles of AC Diagnostics
1.1
What is AC Diagnostics
1.2
Implementation Principle of AC Diagnostics
2
AC Diagnostic Flow
2.1
Review of the AC Diagnostic Flow
2.2
AC Diagnostics Reference Code
3
Common Issues and Debugging Strategies in AC Diagnostics
3.1
Inaccuracy in AC Diagnostics Caused by Excitation Signals
3.2
Measurement Errors Caused by Unstable Connectors
3.3
TAS6424E-Q1 Status Register Abnormality
3.4
TAS6424E-Q1 AC Diagnostic Debugging Flow
4
Conclusion
5
References
5
References
TAS6424E-Q1 45W, 2MHz Digital-Input 4-Channel Automotive Class-D Audio Amplifier with Load Dump Protection and I2C Diagnostics Datasheet (Rev. A)
Understanding DC and AC Load Diagnostics in Automotive Class-D Amplifiers (SLOA286)