Figure 2-16. Expected TMAG5170 Off-Axis Angle Error
Figure 2-17. Expected TMAG5170 On-Axis Angle Error
• DRV5055 Error
Figure 2-18. Expected DRV5055 Off-Axis Angle Error
What is evident from each scenario, is that with amplitude correction, each option provides a viable path
to design angle encoding. However, each of these cases has assumed ideal mechanical tolerances.
details the actual observed error from each of these device configurations.
System Overview
Absolute Angle Encoder Reference Design With Hall-Effect Sensors for
Precise Motor Position Control
13
Copyright © 2022 Texas Instruments Incorporated
