L293D Motor Driver Shield 4 Channel Arduino UNO DC Stepper Servo Control

Specifications

• Model: L293D Motor Driver Shield
  
• Board Type: Arduino Compatible Motor Control Shield
• Motor Driver IC: L293D × 2
• Logic / Shift Register IC: 74HC595 × 1
• Motor Driver Channels: 4 H-Bridge Channels
• DC Motor Support: Up to 4 DC Motors
• Stepper Motor Support: Up to 2 Stepper Motors
• Servo Motor Support: Up to 2 Standard 5V Servo Motors
• DC Motor Control: Forward / Reverse Direction Control
• Speed Control: PWM Speed Control
• DC Motor Supply Voltage: Approximately 4.5V–25V
• Continuous Current: Approximately 0.6A per H-Bridge
• Peak Current: Approximately 1.2A per H-Bridge
• Servo Voltage: 5V
• Control Interface: Arduino Compatible Header
• Logic Control: 74HC595 Shift Register
• Motor Terminals: M1, M2, M3 and M4
• Servo Terminal: SER1 / SERVO1 and SER2 / SERVO2
• External Power: EXT_PWR Terminal
• Power Selection: Power Supply Selection Jumper
• Reset: Onboard Reset Switch
• Indicator: Power / Status LED
• Board Dimension: Approximately 62mm × 54mm
• Compatible Boards: Arduino UNO and compatible Arduino boards
• Application: Robotics, RC Cars, Automation, DIY Electronics and Motor Projects
• Package: 1 Piece

Features

• L293D Motor Driver Shield designed for controlling multiple motors from an Arduino-compatible controller.
• Equipped with two L293D motor driver ICs for four H-bridge motor channels.
• Includes a 74HC595 shift register to expand the control signals required for motor direction control.
• Can control up to 4 bidirectional DC motors with independent speed control.
• Supports up to 2 stepper motors, depending on the motor configuration and wiring.
• Provides 2 dedicated 5V servo connections for standard hobby servo motors.
• Supports forward and reverse operation of connected DC motors.
• PWM-based speed control allows motor speed adjustment through Arduino programming.
• Includes M1, M2, M3 and M4 screw terminals for convenient motor connections.
• Provides a dedicated external power terminal for supplying motor power.
• Includes a power supply selection jumper for configuring the motor power source.
• Onboard reset switch makes it convenient to reset the Arduino/controller setup.
• Compact board design with approximately 62mm × 54mm dimensions according to the supplied product image.
• Suitable for robotics, smart cars, robotic arms, automation systems and educational electronics projects.
• L293D-based shields are commonly specified for up to four DC motors, two stepper motors or two 5V servos.
• The L293D Motor Driver Shield is an Arduino-compatible motor control expansion board designed to make it easier to control DC motors, stepper motors and standard hobby servo motors from an Arduino development board.
• It is particularly useful for robotics, RC cars, automation projects, educational electronics and DIY motor-control applications.
• This motor shield uses two L293D motor driver ICs together with a 74HC595 shift register.
• The two L293D ICs provide four H-bridge motor channels, while the 74HC595 helps expand the control signals needed for motor direction management.
• This design allows the board to control multiple motors while keeping the interface convenient for Arduino-based projects.
• The board provides four dedicated motor outputs marked M1, M2, M3 and M4.
• These outputs can be used to control up to four DC motors with forward and reverse direction control.
• PWM control can also be used to adjust the speed of compatible DC motors through the Arduino.
• For stepper motor applications, the shield can control up to two stepper motors, depending on the stepper motor type and required connection arrangement.
• This makes the board useful for small robotic mechanisms, positioning systems, educational projects and other applications where controlled stepper movement is required.
• The shield also provides two servo motor connections.
• These are intended for standard 5V hobby servos and are useful for applications such as robotic arms, steering mechanisms, pan-tilt systems, grippers and other projects requiring servo positioning.
• A dedicated external power terminal is provided on the board, allowing the motor supply to be connected separately from the Arduino control circuitry. The supplied board also includes a power supply selection jumper, which allows the user to configure the motor power arrangement according to the board design. On shield versions with this jumper arrangement, the correct jumper position is important when using an external motor supply.
• The L293D is a classic H-bridge motor driver architecture that provides bidirectional motor control. Common specifications for these L293D motor shields list approximately 0.6A continuous current per bridge and 1.2A peak current, making the board more appropriate for small and moderate-power motors rather than high-current motors.
• The commonly listed motor supply range for this type of shield is approximately 4.5V to 25V, although exact supported voltage can vary between different board versions and manufacturers. The motor supply should always be selected according to the actual L293D shield version and the connected motor’s voltage rating.
• The board includes an onboard reset switch, power/status indication and clearly marked terminals, making wiring and troubleshooting easier. The supplied product image also shows dedicated Arduino 5V, Ground and analog pin headers, allowing the shield to be integrated with compatible Arduino development boards.
• With its compact approximately 62mm × 54mm board size shown in the supplied image, the shield can be useful where a compact motor-control solution is required. It can be used in four-wheel robotic cars, small robot platforms, motorized mechanisms, automation prototypes, Arduino experiments and educational projects.
• One important consideration is motor current. Although the board can control multiple motors, the total load should remain within the practical current capability of the L293D drivers. Motors with high starting/stall current may exceed the driver’s capability and cause excessive heating or unstable operation. For high-current motors, a more powerful motor driver should be selected.
• The L293D Motor Driver Shield is therefore a convenient all-in-one motor-control solution for Arduino projects requiring DC motor direction/speed control, stepper motor control and 5V servo control from a single expansion board.

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The latest price of L293D Motor Driver Shield 4 Channel Arduino UNO DC Stepper Servo Control in Bangladesh is Price: ৳245.00 taka for 1Pack of this product. You can buy this product at a better and cheaper price from our website and also you can visit our warehouse between work hours 10am to 8pm.

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FAQ

1. What is the L293D Motor Driver Shield used for?
   It is used to control DC motors, stepper motors and standard 5V servo motors with Arduino.
2. How many DC motors can this L293D shield control?
   The board can control up to four bidirectional DC motors through its four motor channels.
3. Can this shield control stepper motors?
   Yes, it can control up to two compatible stepper motors with suitable wiring.
4. How many servo motors are supported?
   The board provides two dedicated connections for standard 5V hobby servo motors.
5. Which driver ICs are installed on this board?
   It uses two L293D motor driver ICs along with one 74HC595 shift register.
6. What is the purpose of the 74HC595 IC?
   The 74HC595 expands control signals to manage the motor driver direction inputs.
7. Does this shield support motor speed control?
   Yes, compatible DC motor speed can be controlled using Arduino PWM signals.
8. What motor voltage does this shield support?
   Common versions support approximately 4.5V to 25V motor supply voltage.
9. What is the board size shown in the product image?
   The supplied product image shows an approximate board size of 62mm by 54mm.
10. Is this shield suitable for high-current motors?
    No, L293D is intended for relatively low-current motors and high-current applications need stronger drivers.