TMAG5173-Q1 High-Precision 3D Hall-Effect Sensor With I²C Interface

1 Features

High-precision linear 3D Hall-effect sensor to optimize position sensing speed and accuracy:
- Sensitivity room temperature error, X, Y, Z axes: ±2.5% (maximum)
- Sensitivity mismatch temperature drift X-Y axes: ±2% (maximum)
- X-Y angle measurement room temperature error: ±1.1° (maximum)
- X-Y angle measurement temperature drift: ±1.2° (maximum)
- 20 kSPS conversion rate for single axis
Functional Safety-Compliant:
- Developed for functional safety applications
- Documentation available to aid ISO 26262 system design
- Systematic capability up to ASIL D
- Hardware integrity up to ASIL B or SIL 2
AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to 125°C
Ultra-low power saving mode:
- 8 nA (typical) sleep mode current
Selectable linear magnetic range at X, Y, or Z axis:
- TMAG5173x1-Q1: ±40 mT, ±80 mT
- TMAG5173x2-Q1: ±133 mT, ±266 mT
Interrupt signal from user-defined magnetic and temperature threshold cross
Configurable unipolar and omnipolar switch function
Integrated angle CORDIC calculation with gain and offset adjustment
Configurable averaging filter for noise reduction
I²C interface with cyclic redundancy check (CRC):
- Maximum 1 MHz I²C clock speed
Conversion trigger by I²C or dedicated INT pin
Integrated temperature compensation for multiple magnet types
Built-in temperature sensor
2.3 V to 3.6 V supply range
I²C and INT pin tolerance: 5.5 V (maximum)