SLYA090 September   2024 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

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.