Gravity: Micro Metal DC Geared Motor Module

SKU: DFR0399

An ordinary DC motor needs an H Bridge for Arduino (like UNO). Newcomers find drivers, connections, and theory confusing. Our DC Micro Metal gear motor changes this—use DFRobot's Gravity interface with one control signal. Easily control forward/reverse and speed via PWM. It combines DC motor and 360° servo, has a better stop range, and <1mA standby current. Ideal for DIY!

Front of DC gear motor with brass housing and visible gear teeth. Micro motor details shown.-DFRobot product sku:DFR0399 image.

Downloadable Resources

  • Docs
  • Tech Specs
  • Specification

    Parameter Value
    Operating voltage 3.5V - 8V
    Reduction ratio 75:1
    No load current 40mA@6V (approx)
    Static current <1mA (no PWM control signal input)
    Interface Gravity 3-Pin
    PPM signal resolution 1us
    PPM signal pulse width range 500us-2500us
    Clockwise pulse width range 500us-1400us (500us speed maximum)
    Stop pulse width range 1400us-1600us
    Anticlockwise pulse width range 1600us-2500us (2500us speed maximum)
    PWM frequency 500 Hz.

    Pinout

    DFR0399

    No. Label Description
    1 Signal PWM signal input
    2 Power VCC (3.5~8V)

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