DRI0042

DRI0042 Datasheet


15A Single DC Motor Driver SKU DRI0042

Part Datasheet
DRI0042 DRI0042 DRI0042 (pdf)
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15A Single DC Motor Driver SKU DRI0042

Introduction

This is an ultra small DC motor driver for small scale projects using the popular IC - LM2575. This provides a powerful way to drive 36V 15A motors. UVLO Under Voltage Latch-Out features a safe guard for your system. It is very considerate to own an 5V output for Arduino or any other devices, and its interface includes ESD electro-static discharge protection.

Specification

Dimension
• Voltage supply DC 12 ~ 36 V
• Voltage supply limit ~ 40 V
• Control signal Level Compatible 3.3V/5V

High DC ~ V Low DC0 ~ V
• Maximum continuous operating current 12A no heat sink 15A with simple heat sink 20A with Thick Heat Sink/ Cooling System
• Peak current 110 A
• Speed control PWM Minimum valid Pulse Width 200 ns
• Maximum Output Current 500 mA
• Working Temperature -25 ~ 85 °C
• Mounting Hole M3
• Dimension Length * Width * Height 55 x 55 x 20 mm /2.165 x in
• Weight 42g

Board Overview

NumLabel Description
936V

Power Supply, +
2 PGND Power Supply, GND/ -
3 5VO 5V Output, you can use this power to feed Arduino through Arduino's 5V port, NOT Vin which requires 7-12V input
4 PWM Speed control signal input
5 IN1 Motor steering control signal input 1, Note1
6 IN2 Motor steering control signal input 2
7 COM GND
8 OUT2 Motor_+
9 OUT1 Motor_-

Control Method

IN1 IN2 PWM 00 x 11 x 10 1 01 1 0 PWM 0 1 PWM

In this table
• "0" TTL_Low
• "1" TTL_High
• "PWM" PWM speed setting
• "x" Any TTL, and it is default TTL_Low while no PWM signal.

Note1 IN1 & IN2

To protect your motor, before switching the motor steering direction, make sure firstly to BRAKE motor by setting IN1 - 0 & IN2 - 0, especially when the PWM was set as 100%, full speed. And the suggestion time to brake is >0.1S, depending on your motor.

Tutorial

This tutorial will cover how to use PWM to control a motor using the shield.

Requirements
• Hardware 1 x DFRduino UNO or similar 1 x DC Motor Driver 1 x DC Motor 1 x Jumper wires
• Software Arduino IDE, Click to Download Arduino IDE from

Connection Diagram

Back view, conductive layer Facility Safety and the Personal Safety Please add a between the Power source and the module 9-36V . The 5VO port is for 5V output for other module, can NOT be used as Power_In. Installation Tips The module needs a cooling system once your motor runs over 15 amps, like Electronics Blower Fan, Heatsink, etc. The backside of the driver, as right-hand picture shows, that its conducting layer can be very wide, so you should take some measurements to ensure it won't shortcircuit, like applying 1mm layer conductive epoxy or any other similar materials.

Important Pluggable Connector You may find that the connector is designed as pluggable type to adapt with Male or Female wires.

Sample Code
/* * Motor driver DRI0042_Test.ino * DRI0042_Test.ino Motor control program * * control motor positive inversion * * * V1.0 * 2016-8-10 */ const int IN1=5 const int IN2=4 const int PWM=6;
void setup pinMode IN1, OUTPUT pinMode IN2, OUTPUT pinMode PWM, OUTPUT ;
void loop Motor_Brake delay 100 Motor_Forward 200 ;//Forward, PWM setting 0-255 delay 3000 Motor_Brake delay 100 Motor_Backward 200 ;//Reverse, PWM setting 0-255 delay 3000 ;
void Motor_Forward int Speed digitalWrite IN1,HIGH digitalWrite IN2,LOW analogWrite PWM,Speed ;
void Motor_Backward int Speed digitalWrite IN1,LOW digitalWrite IN2,HIGH analogWrite PWM,Speed ;
void digitalWrite IN1,LOW digitalWrite IN2,LOW ;

For any questions, advice or cool ideas to share, please visit the DFRobot Forum
6-7-17
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Datasheet ID: DRI0042 508822