SLYA090B September   2024  – August 2025 TMAG5133 , TMAG5134 , TMAG5233

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Reed Switches
    2. 1.2 Hall-Effect Sensors
    3. 1.3 Tunneling Magneto Resistance (TMR) Sensors
  5. 2Design Considerations
    1. 2.1 Technology Complexity and Cost
    2. 2.2 Axis of Sensitivity
      1. 2.2.1 Hall-Effect Switches
      2. 2.2.2 TMR Switches
      3. 2.2.3 Reed Switches
    3. 2.3 Mechanical Constraints
    4. 2.4 Power Consumption
  6. 3Summary
  7. 4References
  8. 5Revision History

2.2.2 TMR Switches

TMR switches are typically built in such a way that the switches are predominantly sensitive in the XY plane. In most cases these devices are considered in-plane sensors, and require presenting the magnet as shown in Section 1.3.