SDAA502 August   2026 TMCS2100-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Error Measurement
    1. 2.1 Overview
      1. 2.1.1 Measurement Accuracy
        1. 2.1.1.1 Offset Cancellation
        2. 2.1.1.2 Signal Magnitude
    2. 2.2 Balanced Three-Phase Calibration
      1. 2.2.1 Equipment Requirements
      2. 2.2.2 Test Configuration
      3. 2.2.3 Calibration Procedure
    3. 2.3 Crosstalk Matrix Calibration
      1. 2.3.1 Theoretical Foundation
        1. 2.3.1.1 Crosstalk Model
        2. 2.3.1.2 Matrix Population by Single-Phase Excitation
        3. 2.3.1.3 Combined-Field Amplitude Under Balanced Operation
      2. 2.3.2 Equipment Requirements
      3. 2.3.3 Calibration Procedure
      4. 2.3.4 Worked Example
      5. 2.3.5 Runtime Crosstalk Cancellation
        1. 2.3.5.1 Implementation
    4. 2.4 Paired-Phase Injection Calibration
      1. 2.4.1 Theoretical Foundation
      2. 2.4.2 Equipment Requirements
      3. 2.4.3 Calibration Procedure
    5. 2.5 Method Comparison
  6. 3Sensitivity Adjustment Procedure
    1. 3.1 Formula
    2. 3.2 Calculation Example
    3. 3.3 Frequency Compensation Values Adjustment
      1. 3.3.1 Step 1: Convert Frequency Compensation Codes to Error Percentages
      2. 3.3.2 Step 2: Compute New Frequency Compensation Codes
      3. 3.3.3 Calculation Example (Continued for Frequency Compensation)
    4. 3.4 GUI Calculator
  7. 4Troubleshooting
  8. 5Summary
  9. 6References

2.3.2 Equipment Requirements

Item Requirement
Single-phase current source Adjustable AC or DC current source capable of producing current at least 10% of the FSR
Phase-switching fixture Relay matrix or manual patch panel to route current to each bus bar in sequence; non-energized phases must be open during each test
Reference current sensor One sensor used in series with the source; measurement accuracy ≤ 0.1 %
TMCS2100-Q1 programming interface I²C access to all TMCS2100-Q1 devices