Seat Position

Automated seat positioning is a safety-critical function, essential for optimizing airbag deployment and ensuring passenger safety. These systems demand highly reliable sensors developed and certified to the most stringent automotive functional safety standards.

As a founding member of the US advisory group for ISO 26262, Allegro offers a portfolio of trusted Hall-effect switches and digital position sensors developed through our certified functional safety process.

Leading OEMs and Tier-1 suppliers trust our sensors to provide the reliability and safety compliance needed to protect vehicle occupants, ensuring that critical safety systems perform as intended

System diagram of Allegro MicroSystems' sensor and power solutions for electrified vehicle (xEV) powertrains
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    Regulator

    APM81911 - 40V 3A Synchronous Buck Regulator with Integrated Inductor and EMI Filter

    APM81803 - 40V, 3A Synchronous Buck Regulator with EMI Filter

    A8586 - Wide Input, 3.5A Buck Regulator

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    Seatbelt Actuator Driver

    A4950 - Full-Bridge PWM Motor Driver with Integrated Protection

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    Seat Position Sensor

    APS11203 - 24V Hall-effect Switch

    APS12203 - 24V Hall-effect Latch

    APS12626 - 2D Hall Latch with Quadrature Output

    A31315 - ASIL Hall-effect 3D Position Sensor with SENT, PWM, Analog Output

    A1308 - Linear Hall-Effect Sensor

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    Seat Position Actuator Driver

    A3922 - ASIL-D Brush DC Driver with integrated current sensing

    A3924 - ASIL-D Full-Bridge MOSFET Driver with SPI Control and Current Sensing

    A89505 - 50V Full-Bridge Gate Driver with adjustable slew rate and load current control

    A89506 - 50V Full-Bridge Gate Driver with Integrate Current Control and Protection

    A89500 - 100V Half-Bridge MOSFET Driver

    A4950 - Full-Bridge PWM Motor Driver with Integrated Protection

    A5950 - DC Motor Driver

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    Seat Position Sensor

    APS11203 - 24V Hall-effect Switch

    APS12203 - 24V Hall-effect Latch

    APS12626 - 2D Hall Latch with Quadrature Output

    A31315 - ASIL Hall-effect 3D Position Sensor with SENT, PWM, Analog Output

    A1308 - Linear Hall-Effect Sensor

    Close
  • More

    Seat Position Sensor

    APS11203 - 24V Hall-effect Switch

    APS12203 - 24V Hall-effect Latch

    APS12626 - 2D Hall Latch with Quadrature Output

    A31315 - ASIL Hall-effect 3D Position Sensor with SENT, PWM, Analog Output

    A1308 - Linear Hall-Effect Sensor

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Featured Products

A8660

A8660

Wide Input Voltage, Adjustable Output, Synchronous Buck Controller with PWM Frequency Dithering, Synchronization, and NPOR
Product Image

A8587

The A8587 is a high-frequency step-down switching regulator with an integrated high-side power MOSFET. It provides up to 2 A output current. The A8587 can achieve fast transient response using current-mode control and simple external compensation.
A1130-1-2 Product Image

A1130-1-2

Two-Wire Unipolar Vertical Hall-Effect Switches with Advanced Diagnostics
Allegro 20-Pin 4mmx4mm QFN ES with wettable flank package

ARG81800

Ultra Low Iq, Wide Input, 2.4MHz, 1 Amp Synchronous Buck Regulator