A module description

1 pair HG7881 chip motor drive

2 Power Modules Voltage : 2.5-12V

3 for motor Range: between the motor operating voltage 2.5v-12V, maximum operating current 0.8A, the current smart car voltage and current market are within this range

4 Can simultaneously drive two DC motors , Or A 4-wire two -phase stepper motor.

5 PCB board size : 2.8cm * 2.1cm Ultra-small size , suitable for assembly

6 is provided with a fixed mounting hole , diameter : 3mm

Two module interface specification

[ 6P black curved pin description]

1 VCC External 2.5 V- 12 V voltage

2 GND GND External

3 IA1 External microcontroller IO port

4 IB1 External microcontroller IO port

5 IA2 External microcontroller IO port

6 IB2 External microcontroller IO port

[ 4P green terminal description]

1 OA1 OB1 DC 2 -pin connection , without direction

2 OA2 OB2 DC 2 -pin connection , without direction

Three Modules Instructions

Switched VCC, GND module power indicator light

IA1 Input high , IA1 Input low , [ OA1 OB1 ] Motor is transferred ;

IA1 Input low , IA1 Input high , [ OA1 OB1 ] Motor reverse ;

IA2 Input high , IA2 Input low , [ OA2 OB2 ] Motor is transferred ;

IA2 Input low , IA2 Input high , [ OA2 OB2 ] Motor reverse ;

USD 12 /piece USD 24 /set USD 6 /piece USD 38 /piece USD 13 /set

  • Application: Learn , experiment, product development, intelligent home
  • Brand Name: SZFYDOSH
  • Type: Driver Module
  • Condition: New

  • Package Weight: 0.1kg (0.22lb.)
  • Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)
  • Unit Type: piece