L298N

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L298N

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IC BRIDGE DRIVER PAR 15MULTIWATT

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tube
ProductStatus Active
OutputConfiguration Half Bridge (4)
Applications DC Motors, Relays, Solenoids, Stepper Motors
Interface Logic
LoadType Inductive
Technology Bipolar
Current-PeakOutput 2A
Voltage-Supply 4.5V ~ 7V
Voltage-Load 4.8V ~ 46V
OperatingTemperature -40°C ~ 150°C (TJ)
FaultProtection Current Limiting, Over Temperature
MountingType Through Hole
Package/Case Multiwatt-15 (Vertical, Bent and Staggered Leads)

概要

Description

The L298N is a robust dual H-bridge motor driver integrated circuit (IC) widely used for controlling the speed and direction of two DC motors or a single stepper motor. It can drive motors with voltages from 5 to 46V and currents up to 2A per channel, making it suitable for a variety of robotics and automation projects.
The module typically includes an onboard voltage regulator, allowing it to power logic circuitry directly from the motor supply voltage. It offers protection features such as thermal shutdown and current sensing for each bridge, enhancing reliability.
The L298N can be controlled using simple digital signals from a microcontroller, such as PWM for speed control and logic levels for direction control. This makes it ideal for integration with Arduino, Raspberry Pi, and other development platforms.
Due to its ease of use and availability, the L298N is a popular choice for hobbyists and professionals alike who need an efficient and cost-effective solution for motor control applications.

Equivalent

Equivalent products to the L298N motor driver chip include:
1. L293D: A similar dual H-bridge motor driver but with lower current capability.
2. DRV8833: A dual H-bridge driver with higher efficiency and lower voltage operation.
3. TB6612FNG: Offers higher efficiency and supports greater current with lower heat dissipation.
4. MC33926: Provides enhanced control and protection features with higher current support.
5. VNH5019: Suitable for high-current applications with built-in voltage and current sensing.
These alternatives vary in terms of voltage range, current capability, and additional features.

Features

The L298N is a dual H-Bridge motor driver module commonly used for driving DC and stepper motors. Key features include:
1. Dual H-Bridge: Capable of controlling two DC motors independently or one stepper motor.
2. Voltage Range: Supports motor supply voltage from 4.5V to 46V.
3. Current Capacity: Can handle up to 2A per channel, with a peak current of 3A for short durations.
4. Thermal Protection: Built-in overheating protection to prevent damage from excessive current.
5. Logic Voltage: Operates with a logic voltage as low as 5V, compatible with most microcontrollers.
6. Speed Control: Supports PWM (Pulse Width Modulation) for speed control.
7. Direction Control: Allows forward and reverse motor rotation control.
8. Compact Design: Includes screw terminals for easy motor and power connections, and 3-pin headers for microcontroller interfacing.
9. Heatsink: Equipped with a heatsink for improved thermal management.
These features make the L298N suitable for robotics, automation, and other applications requiring precise motor control.

Pinout

The L298N is a dual H-bridge motor driver IC often used for controlling the speed and direction of DC motors. It has a total of 15 pins with the following functions:
1. IN1, IN2, IN3, IN4 (Pins 5, 7, 10, 12): Input pins to control motor direction.
2. OUT1, OUT2, OUT3, OUT4 (Pins 2, 3, 13, 14): Output pins connected to the motor.
3. EN A, EN B (Pins 6, 11): Enable pins for Motor A and Motor B, respectively. They can be connected to PWM signals for speed control.
4. VS (Pin 4): Supply voltage for the motors (up to 46V).
5. VSS (Pin 9): Logic supply voltage (typically 5V).
6. GND (Pins 8, 15): Ground pins for the logic and motor supply.
7. SENS A, SENS B (Pins 1, 16): Current sensing pins for Motor A and Motor B, allowing monitoring of the motor current.
The L298N can control two DC motors independently or one stepper motor. It allows for bidirectional control and speed modulation via PWM signals.

Manufacturer

The L298N is manufactured by STMicroelectronics, a multinational electronics and semiconductor manufacturer. Headquartered in Geneva, Switzerland, STMicroelectronics is involved in the design, development, and production of a wide range of semiconductor products. The company specializes in integrated devices, offering solutions for various applications including automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its strong focus on innovation and technology development, producing components that are used in numerous electronic systems worldwide. The L298N, specifically, is a dual H-bridge motor driver integrated circuit, commonly used in robotics and automation projects to control the direction and speed of DC and stepper motors.

Application

The L298N is a versatile dual H-bridge motor driver IC used in various applications. It is commonly employed to control DC motors and stepper motors, providing the ability to control direction and speed by utilizing PWM (pulse width modulation). Key application areas include robotics, where it drives motors for movement; automation systems, where it controls linear actuators or conveyor belts; and remote-controlled vehicles, offering precise motor control. Additionally, it can be used in educational projects and DIY electronics for motor-based experiments. Its capacity to handle moderate power levels makes it suitable for small to medium-sized motor control applications.

Package

The L298N is typically available in a Multiwatt15 package. This package type is designed for integrated circuits and provides 15 pins, which is suitable for the dual H-bridge motor driver functionality of the L298N.

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