SLYA048B March   2020  – June 2021 FDC1004 , FDC1004-Q1 , FDC2112 , FDC2112-Q1 , FDC2114 , FDC2114-Q1 , FDC2212 , FDC2212-Q1 , FDC2214 , FDC2214-Q1 , LDC0851 , LDC1001 , LDC1041 , LDC1051 , LDC1101 , LDC1312 , LDC1312-Q1 , LDC1314 , LDC1314-Q1 , LDC1612 , LDC1612-Q1 , LDC1614 , LDC1614-Q1 , LDC2112 , LDC2114 , LDC3114 , LDC3114-Q1

 

  1.   Trademarks
  2. 1Inductive and Capacitive Theory of Operation
    1. 1.1 Inductive Sensing Theory of Operation
    2. 1.2 Capacitive Sensing Theory of Operation
  3. 2FDC: Capacitive Level Sensing
    1. 2.1 Capacitive Technology Benefits in Liquid Level Sensing
    2. 2.2 Getting Started With Capacitive Liquid Level Sensing
    3. 2.3 Device Selection
    4. 2.4 Design Challenges and Additional Collateral
  4. 3LDC: Inductive Touch Buttons
    1. 3.1 Inductive Technology Benefits in Buttons
    2. 3.2 Getting Started With Inductive Buttons
    3. 3.3 Device Selection
    4. 3.4 Design Challenges and Additional Collateral
  5. 4LDC: Incremental Encoder and Event Counting
    1. 4.1 Inductive Technology Benefits in Incremental Encoders
    2. 4.2 Getting Started With an Inductive Incremental Encoder
    3. 4.3 Device Recommendations
    4. 4.4 Design Challenges and Additional Collateral
  6. 5LDC: Metal Proximity Sensor
    1. 5.1 Inductive Technology Benefits in Metal Proximity Detection
    2. 5.2 Criteria to Consider when Choosing Inductive Sensing for Metal Proximity Applications
      1. 5.2.1 Metal Target Movement in Relation to Inductive Coil
      2. 5.2.2 Sensing Distance
      3. 5.2.3 Size and Shape of Metal Target
      4. 5.2.4 Speed (Sample Rate versus Resolution)
      5. 5.2.5 Environmental Compensation
    3. 5.3 Getting Started With Inductive Metal Proximity Sensing
    4. 5.4 Device Recommendations
    5. 5.5 Design Challenges and Additional Collateral
  7. 6Revision History

4.4 Design Challenges and Additional Collateral

Table 4-1 lists some solutions on how to fix specific design challenges with the LDC0851, and Table 4-2 lists additional collateral for LDC encoder design.

Table 4-1 Design Challenges
Design Challenges Collateral
EMI Challenges
Larger sensing range may require larger coils
Table 4-2 Relevant Collateral
Collateral Title
Application report LD00851 Quick-Start Guide
Reference design TIDA-00828: Inductive Sensing 32-Position Encoder Knob Reference Design Using the LDC0851
Reference design TIDA-00851-LDC0851: LDC0851 Event Counting Reference Design
Application report LDC0851 – Troubleshooting : Identifying and Fixing Common Setup Issues
Application report LDC Target Design
Application report LDC Sensor Design
Tool LDC Calculator Tool