Description

Automotive, high-precision, linear 3D Hall-effect sensor with SPI bus interface 8-VSSOP -40 to 150

Features for the TMAG5170-Q1:

• AEC-Q100 qualified for automotive applications:
  
  • Temperature grade 0: –40°C to 150°C
• High-precision linear 3D Hall-effect sensor to optimize position sensing speed and accuracy:
  
  • Linear measurement total error: ±2.6% (maximum at 25°C)
  • Sensitivity temperature drift: ±2.8% (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
• 10-MHz serial peripheral interface (SPI) with cyclic redundancy check (CRC)
• Built-in temperature sensor with < ±3°C error
• Independently selectable X, Y, and Z ranges:
  
  • TMAG5170A1 -Q1: ±25, ±50, ±100 mT
  • TMAG5170A2 -Q1: ±75, ±150, ±300 mT
• Autonomous wake-up and sleep mode for threshold detection consuming only 1.5 µA
• ALERT function to initiate sensor conversion or indicate conversion complete
• Integrated temperature compensation for multiple magnet types
• Integrated angle CORDIC calculation with gain and offset adjustment
• 2.3-V to 5.5-V supply voltage range