SKU: SBCD-0240
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L293D Motor/Servo Driver Shield for Arduino

₹119.00 (Inclusive of all taxes)
Out of Stock

The L293D Motor/Servo Driver Shield provides comprehensive motor control capabilities for Arduino boards, enabling command of up to four bi-directional DC motors, two stepper motors, and two 5V hobby servos. With its L293D H-bridge chipset, it delivers robust power for robotics and automation projects.

Features

  • Integrated L293D H-bridge for controlling up to 4 DC motors or 2 stepper motors.
  • Dedicated connections for 2 hobby servos utilizing Arduino’s high-resolution timers.
  • Supports motor supply voltages from 4.5VDC to 25VDC with 0.6A continuous current per bridge.
  • Features 8-bit speed control for DC motors and versatile stepping modes for steppers.
  • Compatible with Arduino UNO, Mega 1280/2560, Diecimila, and Duemilanove boards.

Out of stock

Description

The L293D Motor/Servo Driver Shield for Arduino is a highly versatile expansion board designed for robotics and motion control applications. This shield integrates two L293D motor drivers and a 74HC595 shift register, allowing it to efficiently expand Arduino’s I/O to manage multiple motor types. It provides control for up to four bi-directional DC motors with individual 8-bit speed adjustment, two stepper motors (unipolar or bipolar), and two 5V hobby servos.

Equipped with thermal shutdown protection and internal kickback protection diodes, the L293D chipset ensures reliable operation. Motors can be powered from an external supply ranging from 4.5VDC to 25VDC, delivering up to 0.6A continuous current per bridge. The shield simplifies wiring with large terminal block connectors and includes a jumper for managing separate logic and motor power supplies, safeguarding both the shield and the Arduino board. An easy-to-use Arduino software library is available, providing advanced control features including acceleration and deceleration for stepper motors.

Key Features

  • Manages 2 connections for 5V 'hobby' servos, utilizing Arduino's high-resolution dedicated timers for precision.
  • Incorporates 4 H-Bridges via the L293D chipset, providing 0.6A per bridge (1.2A peak) with thermal shutdown.
  • Includes internal kickback protection diodes to safeguard motor drivers from inductive spikes.
  • Supports up to 4 bi-directional DC motors with individual 8-bit speed selection (0.5% resolution).
  • Capable of driving up to 2 stepper motors (unipolar or bipolar) with single coil, double coil, or interleaved stepping modes.
  • Integrated pull-down resistors ensure motors remain disabled during power-up sequences.
  • Features large terminal block connectors for easy and secure wire connections (18-26AWG).
  • Arduino reset button is conveniently brought to the top of the shield for accessibility.
  • Provides a 2-pin terminal block and jumper for connecting external motor power, isolating logic and motor supplies.
  • Tested and verified compatibility with popular Arduino boards including Mega 1280 & 2560, Diecimila, Duemilanove, and UNO.
  • Supported by an easy-to-use Arduino software library with advanced stepper control capabilities.

Applications

  • Robotics projects requiring multiple DC or stepper motor control.
  • Automated systems like small CNC machines or 3D printer axes.
  • Educational platforms for learning motor control and Arduino programming.
  • Mechatronics prototyping for animatronics or actuated mechanisms.
  • Smart home projects involving automated blinds, locks, or feeders.

Technical Specifications

Model NameServo Shield
CompatibilityArduino UNO, Mega 1280/2560, Diecimila, Duemilanove
Logic Control Voltage (Vss)4.5V ~ 5.5V
Motor Supply Voltage4.5VDC ~ 25VDC
Motor Current (Per Bridge)0.6A (1.2A Peak)
Driver IC2x L293D, 1x 74HC595
Dimensions (L x W x H)70 x 54 x 18 mm
Weight35 g

Frequently Asked Questions

What types of motors can this shield control?

This shield can control up to four bi-directional DC motors with 8-bit speed control, two unipolar or bipolar stepper motors using various stepping modes, and two 5V hobby servos via dedicated Arduino timer pins.

What power supply range is supported for the motors?

The L293D shield supports motor power supplies ranging from 4.5VDC to 25VDC. It's crucial to use an external power supply for motors, removing the PWR jumper if powered via the EXT-PWR terminal to prevent damage.

Is this shield compatible with all Arduino boards?

It is tested and compatible with several popular Arduino boards, including Arduino UNO, Mega 1280, Mega 2560, Diecimila, and Duemilanove. Its pinout and library support ensure broad compatibility within the Arduino ecosystem.

How much current can the L293D driver provide per motor?

Each H-bridge on the L293D chipset provides a continuous current of 0.6A, with a peak current capability of 1.2A. It features thermal shutdown protection and internal kickback protection diodes for robust operation.

What software library is recommended for this shield?

An easy-to-use Arduino software library, often referred to as "AF-Motor," is recommended. It provides functions for controlling DC and stepper motors, including advanced stepper control features like acceleration and deceleration.

Package Includes

  • 1x L293D Motor Driver/Servo Shield for Arduino

Additional Information

Weight 0.035 kg
Dimensions 7 × 5.4 × 1.8 cm