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Infineon Technologies AG Magnetic position sensors, Linear sensors TLE4997A8D

Description
XENSIV™ - TLE4997A8D linear Hall sensor with programmable parameters stored in EEPROM The linear Hall IC TLE4997A8D has been specifically designed for highly accurate angle and position detection. The sensor provides a ratiometric analog output voltage, which is ideally suited to Analog-to-Digital (A/D) conversion with the supply voltage as a reference. The IC is produced in BiCMOS technology with high voltage capability and also provides reverse polarity protection. Digital signal processing using a 16-bit DSP architecture together with digital temperature and analog stress compensation guarantees excellent stability over the whole temperature range and life time. Summary of Features Integration of two individual programmable Linear Hall sensor IC’s with ratiometric analog output signal. 20-bit Digital Signal Processing (DSP) Digital temperature compensation 12-bit overall resolution Operating automotive temperature range -40°C to 125°C Low drift of output signal over temperature and lifetime Programmable parameters stored in EEPROM with single-bit error correction: Magnetic range and sensitivity (gain), polarity of the output slope Offset Bandwidth Clamping levels Temperature compensation coefficients to accomodate most common magnet materials Memory lock Supply voltage 4.5-5.5 V (4-7 V extended range) Configurable magnetic range : ±50mT, ±100mT or ±200mT Reverse-polarity and overvoltage protection for all pins Output short-circuit protection On-board diagnostics (wire breakage detection, EEPROM error, overvoltage) Digital readout of internal temperature and magnetic field values in calibration mode Programming and operation of multiple sensors with common power supply Two-point calibration of magnetic transfer function Potential Applications Robust replacement of potentiometers: No mechanical abrasion, resistant to humidity, temperature, pollution and vibration Linear and angular position sensing in automotive and industrial applications with highest accuracy requirements Suited for ASIL applications such as pedal position, throttle position and steering torque sensing Applications Diesel direct injection Electric vehicle (EV) drivetrain system Trusted semiconductor solutions for light electric vehicles (LEV)
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Suppliers

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Product
Description
Supplier Links
Magnetic position sensors, Linear sensors - TLE4997A8D - Infineon Technologies AG
Neubiberg, Germany
Magnetic position sensors, Linear sensors
TLE4997A8D
Magnetic position sensors, Linear sensors TLE4997A8D
XENSIV™ - TLE4997A8D linear Hall sensor with programmable parameters stored in EEPROM The linear Hall IC TLE4997A8D has been specifically designed for highly accurate angle and position detection. The sensor provides a ratiometric analog output voltage, which is ideally suited to Analog-to-Digital (A/D) conversion with the supply voltage as a reference. The IC is produced in BiCMOS technology with high voltage capability and also provides reverse polarity protection. Digital signal processing using a 16-bit DSP architecture together with digital temperature and analog stress compensation guarantees excellent stability over the whole temperature range and life time. Summary of Features Integration of two individual programmable Linear Hall sensor IC’s with ratiometric analog output signal. 20-bit Digital Signal Processing (DSP) Digital temperature compensation 12-bit overall resolution Operating automotive temperature range -40°C to 125°C Low drift of output signal over temperature and lifetime Programmable parameters stored in EEPROM with single-bit error correction: Magnetic range and sensitivity (gain), polarity of the output slope Offset Bandwidth Clamping levels Temperature compensation coefficients to accomodate most common magnet materials Memory lock Supply voltage 4.5-5.5 V (4-7 V extended range) Configurable magnetic range : ±50mT, ±100mT or ±200mT Reverse-polarity and overvoltage protection for all pins Output short-circuit protection On-board diagnostics (wire breakage detection, EEPROM error, overvoltage) Digital readout of internal temperature and magnetic field values in calibration mode Programming and operation of multiple sensors with common power supply Two-point calibration of magnetic transfer function Potential Applications Robust replacement of potentiometers: No mechanical abrasion, resistant to humidity, temperature, pollution and vibration Linear and angular position sensing in automotive and industrial applications with highest accuracy requirements Suited for ASIL applications such as pedal position, throttle position and steering torque sensing Applications Diesel direct injection Electric vehicle (EV) drivetrain system Trusted semiconductor solutions for light electric vehicles (LEV)

XENSIV™ - TLE4997A8D linear Hall sensor with programmable parameters stored in EEPROM

The linear Hall IC TLE4997A8D has been specifically designed for highly accurate angle and position detection. The sensor provides a ratiometric analog output voltage, which is ideally suited to Analog-to-Digital (A/D) conversion with the supply voltage as a reference. The IC is produced in BiCMOS technology with high voltage capability and also provides reverse polarity protection. Digital signal processing using a 16-bit DSP architecture together with digital temperature and analog stress compensation guarantees excellent stability over the whole temperature range and life time.


Summary of Features

  • Integration of two individual programmable Linear Hall sensor IC’s with ratiometric analog output signal.
  • 20-bit Digital Signal Processing (DSP)
  • Digital temperature compensation
  • 12-bit overall resolution
  • Operating automotive temperature range -40°C to 125°C
  • Low drift of output signal over temperature and lifetime
  • Programmable parameters stored in EEPROM with single-bit error correction:
    • Magnetic range and sensitivity (gain), polarity of the output slope
    • Offset
    • Bandwidth
    • Clamping levels
    • Temperature compensation coefficients to accomodate most common magnet materials
    • Memory lock
  • Supply voltage 4.5-5.5 V (4-7 V extended range)
  • Configurable magnetic range : ±50mT, ±100mT or ±200mT
  • Reverse-polarity and overvoltage protection for all pins
  • Output short-circuit protection
  • On-board diagnostics (wire breakage detection, EEPROM error, overvoltage)
  • Digital readout of internal temperature and magnetic field values in calibration mode
  • Programming and operation of multiple sensors with common power supply
  • Two-point calibration of magnetic transfer function

Potential Applications

  • Robust replacement of potentiometers: No mechanical abrasion, resistant to humidity, temperature, pollution and vibration
  • Linear and angular position sensing in automotive and industrial applications with highest accuracy requirements
  • Suited for ASIL applications such as pedal position, throttle position and steering torque sensing

Applications

  • Diesel direct injection
  • Electric vehicle (EV) drivetrain system
  • Trusted semiconductor solutions for light electric vehicles (LEV)
Supplier's Site Datasheet

Technical Specifications

  Infineon Technologies AG
Product Category Magnetic Sensor Chips
Product Number TLE4997A8D
Product Name Magnetic position sensors, Linear sensors
Sensor Type Magnetic
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