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TMAG5170-Q1
  • TMAG5170-Q1
  • TMAG5170-Q1

TMAG5170-Q1

ACTIVE

Automotive, high-precision linear 3D Hall-effect sensor with serial peripheral interface

Texas Instruments TMAG5170-Q1 Product Info

1 April 2026 0

Parameters

Type

3-Axis linear

Interface type

SPI

Sensitivity error (%)

2.5

Sample rate (ksps)

20

Supply voltage (min) (V)

2.3

Supply voltage (max) (V)

5.5

Rating

Automotive

TI functional safety category

Functional Safety-Compliant

Operating temperature range (°C)

-40 to 150

Package

VSSOP (DGK)-8-14.7 mm² 3 x 4.9

Features

  • 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:
  • 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
  • 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:
  • 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

Description

The TMAG5170-Q1 is a high-precision linear 3D Hall-effect sensor designed for a wide range of automotive and industrial applications. The high level of integration offers flexibility and accuracy in a variety of position sensing systems. This device features 3 independent Hall sensors at X, Y, and Z axes.

A precision signal-chain along with an integrated 12-bit ADC enables high accuracy and low drift magnetic field measurements while supporting a sampling of up to 20 kSPS. On-chip temperature sensor data is available for system-level drift compensation.

Integrated angle calculation engine (CORDIC) provides full 360° angular position information for both on-axis and off-axis angle measurement topologies. The angle calculation is performed using two user-selected magnetic axes. The device features magnetic gain and offset correction to mitigate the impact of system mechanical error sources.

The TMAG5170-Q1 can be configured through the SPI to enable any combination of magnetic axes and temperature measurements. Multiple sensor conversion schemes and SPI read frames help optimize throughput and accuracy. A dedicated ALERT pin can act as a system interrupt during low power wake-up and sleep mode, and can also be used by a microcontroller to trigger a new sensor conversion.

The TMAG5170-Q1 offers multiple diagnostics features to detect and report both system and device-level failures. The SPI communication features a user-enabled cyclic redundancy check to enhance the data integrity.

The device is offered in two different orderables to support wide magnetic fields ranges from ±25 mT to ±300 mT.

The device performs consistently across a wide ambient temperature range of –40°C to +150°C.

The TMAG5170-Q1 is a high-precision linear 3D Hall-effect sensor designed for a wide range of automotive and industrial applications. The high level of integration offers flexibility and accuracy in a variety of position sensing systems. This device features 3 independent Hall sensors at X, Y, and Z axes.

A precision signal-chain along with an integrated 12-bit ADC enables high accuracy and low drift magnetic field measurements while supporting a sampling of up to 20 kSPS. On-chip temperature sensor data is available for system-level drift compensation.

Integrated angle calculation engine (CORDIC) provides full 360° angular position information for both on-axis and off-axis angle measurement topologies. The angle calculation is performed using two user-selected magnetic axes. The device features magnetic gain and offset correction to mitigate the impact of system mechanical error sources.

The TMAG5170-Q1 can be configured through the SPI to enable any combination of magnetic axes and temperature measurements. Multiple sensor conversion schemes and SPI read frames help optimize throughput and accuracy. A dedicated ALERT pin can act as a system interrupt during low power wake-up and sleep mode, and can also be used by a microcontroller to trigger a new sensor conversion.

The TMAG5170-Q1 offers multiple diagnostics features to detect and report both system and device-level failures. The SPI communication features a user-enabled cyclic redundancy check to enhance the data integrity.

The device is offered in two different orderables to support wide magnetic fields ranges from ±25 mT to ±300 mT.

The device performs consistently across a wide ambient temperature range of –40°C to +150°C.

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