It can control up to 4 dc motors, or 2 dc motors with directional and speed control. L298 motor driver controller board is a reliable and costeffective motor control driver. You can connect two dc motors having voltages between 5 to 35v to these terminals. L298n motor driver ic pinout, features, applications and. Characteristics of l298l298 pinoutl298n motor driverhow does l298n motor driver work. Line follower robot using arduino uno, ir sensor and l298.
The l298n is an integrated monolithic circuit in a 15 lead multiwatt and powerso20 packages. I tried to measure the voltage at the ccp1 pin rc2 pin and it is just as it should be, meaning if i set the duty cycle to 255255 it is 5v and if i set the duty. This was put together, not to show a complete working two wheeled robot, bu. L293d motor driver ic l293d pin diagram working and.
L 298 is a dual full bridge driver that has a capability to bear high voltage as well as high current. Stepper motor driver using l298 and l297 for additional stepper motor drivers see the links below click the image to enlarge. This l298n based motor driver module is a high power motor driver perfect for driving dc motors and stepper motors. Learn about l298n motor driver module along with pwm, hbridge working. L298, a dual hbridge motor driver module latest open. The jumper setting and wiring diagram for this way of supplying the circuit is indicated in wiring diagram 2. Hbridge is the simplest circuit for controlling a low current rated motor.
The l297 is a step motor control integral, which generates the phase signals of the step motor at the output via the control and clock signals applied to the input the l298 is the hbridge motor drive integration. I use the l298 splitter, which makes it easier to install. L298 datasheet, l298 pdf, l298 data sheet, l298 manual, l298 pdf, l298, datenblatt, electronics l298, alldatasheet, free, datasheet, datasheets, data sheet, datas. How to use l298n motor driver microcontroller tutorials.
It is designed to accept step pulses at up to 25,000 per second. Control l298 controller with raspberry pi collect hardware. It enables to control two dc motors or a stepper motor in terms of. How to control a dc motor with an l298 controller and. Shop l298 dual hbridge motor driver at seeed studio, we offer wide selection of electronic modules for makers to diy projects.
L298 is known as a dual bidirectional motor driver which is based on dual hbridge motor driver ic. How to use the l298 motor driver module ardumotive. Given below is an h bridge motor control and driver circuit using ic l298. H bridge motor control circuit schematic diagram using ic l298. Arduino and most of the other microcontroller boards works on 5v dc power supply and the maximum current that can be drawn from arduino atmega328p pins is just 40ma. The l293d can drive small and quiet big motors as well, check the voltage specification at the end of this page for more info along. Ive added a few features like this as the title suggests, i used l297 and l298 in driver section. Stmicroelectronics, alldatasheet, datasheet, datasheet search site for electronic components. This ic consists of 16pins which are used to control a set of two dc motors instantaneously in any direction. Motor driver ic technology robotix society, iit kharagpur.
Controlling dc motors with arduino arduino l298n tutorial. The l298n motor drivers output channels for the motor a and b are broken out to the edge of the module with two 3. It is a high voltage, high current dual fullbridge driver designed to accept standard ttl logic levels and drive inductive loads such as relays, solenoids, dc and stepping motors. The block diagram of the l298 motor driver ic is as shown in the following image. Thel298 dual fullbridge motor driver board for arduinoraspberrypi,uses double h driver ic l298 which an integrated monolithic circuit in a 15 lead multi watt and power so20 packages. This can be fed to your arduinos 5v pin to power it from the motors power supply. There are many l298based motor driver modules on the market, and you can use any locally available l298 motor driver because they are all about the same. The l298n motor driver is based on the l298 dual hbridge motor driver ic.
L298n motor driver ic has many applications in the embedded field, especially on the robotics side. To control large 12v brushed dc motors you need some kind of. L298 is a dual full bridge driver that has a wide operating voltage range and can handle load currents up. This circuit allows you to control two dc motors independently in either direction. It is a high voltage, high current, dual fullbridge driver designed to accept standard ttl logic levels control logic and drive inductive loads such as relays, solenoids, dc and stepper motors.
This l298n motor driver module is a high power motor driver module for driving dc and stepper motors. In order to control the dc motor using arduino uno and hbridge l 298 motor controller first we have to build a proper circuit diagram. If the motor supply voltage is up to 12v we can enable the 5v regulator and the 5v pin can be used as output, for example for powering our arduino datxsheet. L298 motor driver simulation in proteus projectiot123. Below is a photograph of the module and i have drawn on it to illustrate the pins that i have wired. L293d ic is a typical motor driver ic which allows the dc motor to drive on any direction. A bidirectional h bridge dc motor control circuit is shown here. The l298n motor driver ic actually has two input power pins viz. L298 is an integrated circuit ic available in two type of packages now a days which will be given later. It is a high voltage and high current full dual bridge driver designed to accept standard ttl logic level and drive inductive loads such as relays, solenoids and dc stepper motor. L298n 2a based motor driver is a high power motor driver perfect for driving dc motors and stepper motors now find out out a wide range of motors at it uses the popular l298 motor driver ic and has an onboard 5v regulator which it can supply to an external circuit. The chip is optimized to drive the inductive loads such as relays, solenoids and dc motors. L298n motor driver ic pinout, features, applications and example. Two enable inputs are provided to enable or disable the device independently of the input signals.
Keep this jumper in place if your supply voltage is less than 12v and the 5v power pin will give you the output of 5v. The sense resistor, not of a wire wound type, must be grounded near the negative pole of vs that must be near the gnd pin of the i. The l298 ic is a high current, high voltage full bridge driver designed to accept the standard ttl transistortransistor logic logic. L298n motor driver ic is a 15lead high voltage, high current motor driver ic with two full bridge drivers. The most commonly used motor driver ics are from the l293 series such as l293d, l293ne, etc.
However, the amount of current supplied to the motor. The logic levels of l298n ic are compatible with standard ttl and ic can be used to drive different inductive loads like dc motors, stepper motors, relay, etc. Most of the microcontrollers operate on very low voltage 5v and current while the motors require higher voltages and current so, the microcontrollers cannot provide them such higher current. In this short series i will attempt to show different methods for using the l298 h bridge motor driver board. The l298n motor drive is also capable of controlling stepper motors. You can find several different l 298 splitters online. This motor driver module is based on l298 dual dc motor driver ic. Dual fullbridge driver online from elcodis, view and download l298 pdf datasheet, pmic mosfet, bridge drivers internal switch specifications. There are three input pins for each motor input1, input 2 and enable 1 controls the motor 1 while input 3,input4 and enable 2 controls the motor 2. Uk1122 l298 hbridge dual bidirectional motor driver 2.
It can control a maximum of 2 dc motors at a time in desired directions and in desired speeds. H bridge dc motor control circuit schematic diagram using ic l298, which is a dual full bridge driver. It means that you can control two dc motor with a single l293d ic. To use this module, connect the two terminals of each motor to the blue terminal block connectors and. L298 is a high power version of l293 motor driver ic. Each channel on the module can deliver up to 2a to the dc motor. Line follower robot using arduino uno, ir sensor and l298 motor driver hi viewers. L298 motor driver board module 2 amp dual hbridges. I hope you all will be absolutely fine and having fun. When the large capacitor of the power supply is too far from the ic, a second smaller one must be foreseen near the l298.
The motors connect to output1output2 and output3output4, as shown. You can use an l298 to drive two dc motors up to 2 amps each, or one dc motor up to 4 amps in bridged mode, or a single bipolar stepper motor. It is a commonly used component for prototypes and hobbyist projects, as it is easy to use and interface the l298 with a raspberry pi or an arduino. How to connect your l298n dual hbridge motor controller. The l298 is an integrated monolithic circuit in a 15 lead multiwatt and power s020 package. L298n module can control up to 4 dc motors, or 2 dc motors with directional and speed control l298n module pin configuration. Each motor is controlled by setting to high ena or. Interface l298n dc motor driver module with arduino. If you supply is up to 12v you can leave in the 12v jumper point 3 in the image above and 5v will be available from pin 6 on the module. It uses the popular l298 motor driver ic and has the onboard 5v regulator which it can supply to an external circuit. The circuit is based on the ic l298 from st microelectronics.
This dual bidirectional motor driver is based on the very popular l298 dual hbridge motor driver ic. The following image shows the pin diagram of the l298n ic in multiwatt package. The l298 h bridge is base on l298 chip manufacture by st semiconductor. This module will allow you to easily and independently control two motors of up to 2a each in both directions. Tutorial l298n dual motor controller module 2a and arduino. Two phase bipolar stepper motor control circuit by using the. A very popular and reasonably priced allinone hbridge motor driver is the l298. The output for motor 1 is obtained from output1output2 and output3output4 as. The voltage on pin 9 powers the chip itself and should be 5 volts. These ics are designed to control 2 dc motors simultaneously. L298 5v supply voltage, then you would need to provide your own 5v dc regulated voltage to supply the l298 ic.
I have made an black line follower robot using arduino uno, ir. So, to not mess with all of that i have simply purchased the sainsmart l298 driver module. Mounted on an easytouse module, the l298n follows an hbridge configuration for easily changing the direction of a dc motor. For this tutorial we will be referring the motor driver ic as l293d only. This terminal block will give the output for the first motor. Hbridge motor control circuit using l293d motor driver ic. It is a high voltage, high current, dual fullbridge driver designed to accept standard ttl. This module allows us to easily and independently control two motors of up to 2a each in both directions. I programmed the pic, i set the circuitry up on a breadboard the pic, the l298, the power connections etc. This stepper motor controller uses the l297 and l298n driver combination. Arduino dc motor control using l298n motor driver pwm. Bidirectional motor controller circuit using ic l298.
Hello, i am trying to control a dc motor using pic16f877a through the l298 hbridge ic. L293d is a 16 pin ic which can control a set of two dc motors simultaneously in any direction. As well, this ic can drive small and quiet big motors. Application of l298n motor drivercontrol dc motor with l298n motor driver and arduinocomparison with other motor drivers what is dc motor. If the supply voltage is greater than 12v, then remove this jumper and give the 5v supply to the 5v power pin so that the l298 dual h bridge ic can work properly. The schematic below shows a basic connection diagram for controlling two motors using the l motor bridge ic. The schematic below shows a basic connection diagram for controlling two motors using the l298 motor bridge ic. The sketch starts with declaring arduino pins to which l298ns control pins are connected. It means, by using a l293d ic we can control two dc motors. Note that i have not included the 5v to ena because shown towards the bottom left the board has some jumpers connected so the pin is always 5v. This module consists of an l298 motor driver ic and a 78m05 5v regulator. Through this article, you will learn all about l298 dual hbridge driver.