Description

This system-in-a-chip IC controls bipolar stepper actuators with current-choppered micro-stepping. The IC is controlled by a LIN2.x interface. It's LIN-address can calculated by the “auto-addressing” feature (called “SNPD”... read more

Features

  • Drives a bipolar stepper motor
  • Sensorless “stall detection”
  • I - Coil current up to 2 x 800mA (prog. chopper)
  • 5.5V - 20V supply voltage (load dump 42V)
  • Sleep mode current typically 30μA
  • Embedded 8bit μC 256 Byte RAM, 8k FLASH, 8k ROM, 32 Byte E2
  • Versions: LIN/PWM Interface, optional LIN Auto-Addressing

Documentation

Document Description Type
Info Sheet PDF 181 kB

Application diagram

Applications

  • Actuator Universal
  • Grill shutter
  • Headlight adjust
  • HVAC Flaps
  • Liquid valve
  • Cruise Control
  • Mirror Control

Order Information

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Samples

Part No. Feature Package Order No.
E523.31 LIN with firmware (FLASH) QFN32L6 E52331C77B
E523.32 LIN with firmware (ROM) QFN32L6 E52332A77B


Boards

Part No. Demo also relative for Function Board type Order No.
E523.30* E523.31, E523.34, E523.37 LIN Stepper Evakit (Standard) Demo- / Evaluation Board K52330-0001
E523.30* E523.31, E523.34, E523.37 LIN Stepper Evakit (Generic) Demo- / Evaluation Board K52330-0002
E523.30* E523.31, E523.34, E523.37 LIN Stepper SW Evakit (Standard) Demo- / Evaluation Board K52330-0003
E523.30* E523.31, E523.34, E523.37 LIN Stepper SW Evakit (Generic) Demo- / Evaluation Board K52330-0004

* also valid for DC Motor boards