OpenCircuit ULN2003 Stepper Motor Driver Module
ULN2003AN stepper motor driver module with four logic inputs, four indicator LEDs, a five-position motor connector and a 5–12 VDC supply range; rated up to 500 mA per channel by the exact OpenCircuit item 10033 page.
Pinout
- IN1Type · GPIO
- IN2Type · GPIO
- IN3Type · GPIO
- IN4Type · GPIO
- +Type · PowerVoltage · 5-12
- -Type · Ground
- Motor connector
Five-position motor connector; individual contact order is not asserted by the source.
Type · Unknown
| Pin | Type | Function | Voltage |
|---|---|---|---|
| IN1 | GPIO | ||
| IN2 | GPIO | ||
| IN3 | GPIO | ||
| IN4 | GPIO | ||
| + | Power | 5-12 | |
| - | Ground | ||
| Motor connector | Unknown | Five-position motor connector; individual contact order is not asserted by the source. |
Pin details
7 connections- IN1GPIO
- IN2GPIO
- IN3GPIO
- IN4GPIO
- +PowerVoltage · 5-12
- -Ground
- Motor connector
Five-position motor connector; individual contact order is not asserted by the source.
Unknown
Start wiring
5 V · 12 V · Wired
Verify supply voltage and logic levels before powering up.
Module pins: +, -. Schematik maps them to your board in the app.
Steppers
29 other optionsNEMA-8 and NEMA-17-class bipolar steppers, 5V/12V geared reduction steppers (24BYJ48, 32-step 1/16), driver boards (Easy Driver V4.5, TMC260, TB6600), and shaft couplers, leadscrew and timing pulley hardware.
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