Description

E523.39 is a high-precision automotive bipolar stepper motor driver for up to Tjunc.=170°C and phase currents up to 1.2A, with SPI interface and <10μA sleep current. Very low acoustical noise emission features are down to... read more

Features

  • Bipolar stepper motor driver
    (alternatively driving 1 or 2 brushed DC motors )
  • "Stop/Start" & "cold crank" compliant
  • 5V..28V motor run; VBAT,max 40V (42V for 500ms)
  • 3.3V or 5V SPI interface (16bit & 24bit mode)
  • 8μA typ. sleep mode current
  • 1/1, 1/2, 1/4, 1/8, 1/16, 1/32 stepping resolution
  • 1.2A / 0.8A / 0.4A programmable coil current-ranges
  • 8 bit current resolution / 6 bit waveform scaling
  • 32 * 8 bit waveform: sinus or "free programmable"
  • 500 mΩ RDS,on_(typ.) per output driver
  • Diagnosis features with interrupt enable functionality
  • 8kV HBM motor pin ESD (with external capacitor)
  • TJunc peak = +170°C,

Documentation

Document Description Type
Info Sheet PDF 129 kB

Application diagram

Applications

  • Stepper Motor Driver with/without Stall Detection
  • Headlight Adjust
  • HVAC Flaps
  • Cruise Control
  • Grille Shutter
  • Valves, Flaps, Fans, Pumps

Order Information

Distributor Inventory Search
Buy our Products at your local Distributor
Please note that you are leaving the Elmos website with this link.


Samples

Part No. Temp. Range Package Order No.
E523.39 -40°C to +170°C QFN20L5 E52339A62C
E523.39 -40°C to +170°C QFN32L6 E52339A77B

 

*Plug & PlayChip with defined functionality | no controller programming necessary
*SoCSystem-on-a-Chip | with integrated microcontroller
*SBCSystem-Basic-Chip | with Voltage Regulator Reset, Watchdog, physical Interface
*Driver ICDriver Chip without SBC or SoC features
Cookie-Popup anzeigen