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Immobilizer base station

Products and reference designs
Block diagram

Immobilizer base station

Block diagram

Overview

Our integrated circuits and reference designs for immobilizer base stations help you develop secure, power conscious and compact solutions.

Design requirements

Immobilizer base stations require:

  • Secure bidirectional communication to a key fob transponder.
  • Low power consumption in active and sleep states.
  • Capability to drive an immobilizer antenna at long distances.

Block diagram

Find products and reference designs for your system.

Immobilizer base station

Discrete implementation or system basis chip (SBC) Discrete implementation or system basis chip (SBC) RF interface RF interface LF transceiver LF transceiver Power supply Power supply Voltage regulator Voltage regulator Reverse battery protection Reverse battery protection Communication interface Communication interface LIN LIN LIN ESD LIN ESD MCU MCU MCU MCU Body control module (BCM) Body control module (BCM) Car battery Car battery Inside vehicle Inside vehicle Immobilizer base station Immobilizer base station Transponder key coil Transponder key coil Up to 10m Up to 10m Rest of vehicle Rest of vehicle

Technical documentation

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Type Title Date
More literature Fundamentals of designing with LDOs in auto battery direct connect applications 28 Feb 2017

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