OC06 - Stepper Driver (PCA9685 & DRV8825)

$39.95 USD


5-10 Days Worldwide Delivery

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Overview

The OC06 xCHIP uses DRV8825 Stepper Motor Controller to precisely drive and control a connected stepper motor. The DRV8825 is interfaced with I2C through a PCA9554A I/O Expander which provides all the required control signals.

Product highlights

  • Stepper Motor Controller/Driver
  • Connects a Single Stepper via Screw Terminals
  • External Motor Supply Input via Screw Terminal (Max 47 V)
  • 2.5 A Continuous Motor Output Current
  • Built-In Microstepping Indexer
  • Up to 1/32 Microstepping

Specifications

DRV8825

  • PWM Microstepping Stepper Motor Driver:
    1. Built-In Microstepping Indexer
    2. Up to 1/32 Microstepping
  • Multiple Decay Modes:
    1. Mixed Decay
    2. Slow Decay
    3. Fast Decay
  • 8.2-V to 45-V Operating Supply Voltage Range
  • 2.5-A Maximum Drive Current at 24 V and
  • Low Current Sleep Mode
  • Protection Features:
    1. Overcurrent Protection (OCP)
    2. Thermal Shutdown (TSD)
    3. VM Undervoltage Lockout (UVLO)
    4. Fault Condition Indication Pin (nFAULT)

PCA9554A

  • 400-kHz Fast I2C Bus
  • Three Hardware Address Pins Allow up to Eight I2C Addresses
  • Internal Power-On Reset
  • No Glitch on Power Up
  • Latched Outputs With High-Current Drive

Datasheet

DRV8825 Datasheet

PCA9554A Datasheet