SDAA502
August 2026
TMCS2100-Q1
1
Abstract
Trademarks
1
Introduction
2
Error Measurement
2.1
Overview
2.1.1
Measurement Accuracy
2.1.1.1
Offset Cancellation
2.1.1.2
Signal Magnitude
2.2
Balanced Three-Phase Calibration
2.2.1
Equipment Requirements
2.2.2
Test Configuration
2.2.3
Calibration Procedure
2.3
Crosstalk Matrix Calibration
2.3.1
Theoretical Foundation
2.3.1.1
Crosstalk Model
2.3.1.2
Matrix Population by Single-Phase Excitation
2.3.1.3
Combined-Field Amplitude Under Balanced Operation
2.3.2
Equipment Requirements
2.3.3
Calibration Procedure
2.3.4
Worked Example
2.3.5
Runtime Crosstalk Cancellation
2.3.5.1
Implementation
2.4
Paired-Phase Injection Calibration
2.4.1
Theoretical Foundation
2.4.2
Equipment Requirements
2.4.3
Calibration Procedure
2.5
Method Comparison
3
Sensitivity Adjustment Procedure
3.1
Formula
3.2
Calculation Example
3.3
Frequency Compensation Values Adjustment
3.3.1
Step 1: Convert Frequency Compensation Codes to Error Percentages
3.3.2
Step 2: Compute New Frequency Compensation Codes
3.3.3
Calculation Example (Continued for Frequency Compensation)
3.4
GUI Calculator
4
Troubleshooting
5
Summary
6
References
Application Note
End of Line Calibration Using the TMCS2100-Q1 Current Sensor for Three-Phase Systems