TIDUC07
March 2022
Description
Resources
Features
Applications
5
1
System Description
2
System Overview
2.1
Block Diagram
2.2
Highlighted Products
2.2.1
TMAG5170
2.2.2
DRV5055A4
2.3
Design Considerations
2.3.1
Magnet Selection
2.3.2
Magnet Shape
2.3.3
Magnet Rotation Speed
2.3.4
Sensor Location
2.3.5
Expected Performance
2.3.6
Layout for Sensor Location
2.3.7
45° Alignment
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.2
Test Setup
3.2.1
Test Equipment
3.2.2
Test Hardware Configuration
3.2.3
Test Software Configuration and Initial Data Capture
3.3
Test Results
3.3.1
Calibration Methods
3.3.2
TMAG5170 On-Axis
3.3.3
TMAG5170 In-Plane
3.3.4
TMAG5170 Off-Axis
3.3.5
TMAG5170 45° Alignment
3.3.6
DRV5055 Off Axis Result
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.2
Tools and Software
4.3
Documentation Support
4.4
Support Resources
4.5
Trademarks
3.2.1
Test Equipment
The design was tested using the following hardware:
Newport Motion Controller (ESP301)
Newport Motorized Rotation Stage (URS50BCC)
Magnet (
R834DIA
)
3D printed magnet holder
Figure 3-3
Holder
3D printed mounting plate
Figure 3-4
Mounting Plate
TI-SCB (SENS077)
Micro USB cable