L293d motor driver ic pinout, equivalent ics, features and datasheet. L293d h bridge datasheet, cross reference, circuit and application notes in pdf format. Stmicroelectronics, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. If you are planning on assembling your new robot friend, you will eventually want to learn about controlling dc motors. L293d output clamp diodes for inductive transient suppression l293d openinnew find other brushed dc bdc motor drivers description. L293d pushpull four channel drivers with diodes, l293d, l293dd, l293dd0tr, stmicroelectronics. L293d is an inexpensive integrated package which has two h bridge circuits built in, capable of controlling two dc motors. The l293 and l293d are characterized for operation. L293 datasheet, l293 pushpull 4channel driver ic datasheet, buy l293 driver ic. Here is a design for a fullfeatured motor shield that will be able to power many simple to medium. While interfacing with microcontrollers gnd 0 v and voltage supply to the motor is needed in h bridge since input is being provided from microcontroller.
L293 datasheet118 pages ti quadruple halfh drivers. Connect the pin 1 of the l293d ic the pin 7 of arduino. Half an hbridge will connect an output pin to either vcc or ground or disconnect it. L293 pdf, l293 description, l293 datasheets, l293 view. Connect the pin 3 of the l293d to one end of the motor. L293, l293d quadruple halfh drivers slrs008b september 1986 revised june 2002 post office box 655303 dallas, texas 75265 7 application information 5 v 24 v 10 k. Description pushpull four channel driver with diodes.
You can use the l293 in any combination shown, you arent restricted to those examples. Pushpull four channel driver with diodes, l293d datasheet, l293d circuit, l293d data sheet. Slrs008d september 1986revised january 2016 l293x quadruple. Ti, alldatasheet, datasheet, datasheet search site for electronic components and. The l293 and l293d devices are quadruple highcurrent halfh drivers. L293 datasheet, l293 pdf, l293 data sheet, l293 manual, l293 pdf, l293, datenblatt, electronics l293, alldatasheet, free, datasheet, datasheets, data sheet, datas sheets, databook, free datasheet. L293 h bridge l293d circuit diagram l293d l293 motor driver motor driver ic l293d l293d circuit block diagram l293d motor l293 l293d to control dc motor.
L293dl293ddpushpull four channel driver with diodes600ma output current capabilityper channel1. We have connected both of these to the arduino 5v pin. It can also be seen as a dual h bridge driver for driving motors. L293d can provide currents up to 600ma and l293 can provide currents up to 1a at voltages ranging from 4. This dual bidirectional motor driver is based on the very popular l298 dual h, bridge motor driver integrated circuit. What is the difference between ic l293, l293d, and l293b. As the name suggests it is mainly used to drive motors. The devices are available in a large selection of spacesaving, thermallyenhanced packages. Connect the pin 2 of l293d to the pin 6 of the arduino. Complete technical details can be found at the l293d datasheet given at the end of this page.
L293d datasheet, l293d pdf, l293d data sheet, l293d manual, l293d pdf, l293d, datenblatt, electronics l293d, alldatasheet, free, datasheet, datasheets, data sheet. Unitrode corporation, half bridge based peripheral driver, 1. Recent listings manufacturer directory get instant insight. The l293d is assembled in a 16 lead plastic packaage which has 4 center pins connected together and used for heatsinking. The chip was getting pretty warm while i ran the motor with it several times and the motor started to kind of stall.
It is in fact a double h bridge, since motion of two motors can be simultaneously controlled on each half. The l293 is designed to provide bidirectional drive currents of up to 1 a at voltages from 4. L293l293d and l298 the current provided by the mcu is of the order of 5ma and that required by a motor is 500ma. Oct 08, 2017 available in 16pin dip, tssop, soic packages. Stepper motor drivers dc motor drivers latching relay drivers. The l293d belongs to a sort of h bridge motor driver shield, quadruple highcurrent halfh driver, used to provide bidirectional drive currents of up to 600 ma at voltages from 4. L293 datasheet, l293 datasheets, l293 pdf, l293 circuit. Each channel is controlled by a ttlcompatible logic input and each pair of drivers a full bridge is equipped with an inhibit input which turns off all four transistors. Dc motor hdrivers dm5230 l293 motor driver l293 slrs005 dc motor l293 text.
L293 hbridge problem adafruit customer service forums. However, if you were using a more powerful motor, or a higher voltage motor, you would provide the motor with a separate power supply using pin 8 connected to the. L293 datasheet and pinout h bridge motor driver chip. With the proper data inputs, each pair of drivers forms a fullh or bridge reversible. A motor driver ic like l293d or l298 is used for this purpose which has two h bridge drivers. Stmicroelectronics pushpull four channel driver with diodes,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Ti, alldatasheet, datasheet, datasheet search site for electronic. Vcc1 vcc2 control a control b 4, 5, 12, gnd thermal shutdown motor 16 3 3 6 11 14 4y 3y 2y 1y 1,2en 1a 2a 3,4en 3a 4a 15 10 9 7 2 1 figure 2. L293d datasheet, l293d pdf, l293d data sheet, l293d manual, l293d. Two enable inputs are provided to enable or disable the device independently of the input signals. First of all, we will connect the l293d motor driver ic with the arduino. Hence, motor cant be controlled directly by mcu and we need an interface between the mcu and the motor. L293 motor driver chip is used in a wide range in circuits, the most common applications.
L293 h bridge l293d circuit diagram l293d l293 motor driver motor driver ic l293d l293d. Two pwm pins lets you control the speed of motor from either an arduino or a micro controller. The l293d ic is designed to drive inductive loads such as relays, solenoids, dc and bipolar stepping motors. One of the very common h bridge ics available in the market is l293b or l293d. L293b pushpull four channel drivers stmicroelectronics. L293d datasheet, l293d datasheets, l293d pdf, l293d circuit. I want to drive an dc motor with ability both to change direction, and torque. L293d find the pdf datasheet, specifications, oem and distributor information. You can create 2 full bridges with them, 4 half bridges or any combination you like. L293d is the most common dual h bridge motor control ic that can drive two motors in both directions. However, you need to know functions of every pins before it can work better for you. Ti quadruple halfh drivers,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
If you need to control 1 direction, you can do so with 1 half bridge. By using mixed technology it has been possible to optimize the logic circuitry and the power stage to achieve the best possible performance. May 14, 2012 l293 and l293d are quadruple half h bridge driver having high current capability. Ti quadruple halfh driver,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
L293d pdf, l293d description, l293d datasheets, l293d view. Functionally similar to sgs l293 and sgs l293d output current 1 a per channel 600 ma for l293d peak output current 2 a per channel 1. L293b datasheet, l293b datasheets, l293b pdf, l293b circuit. Hbridges can be built from scratch with bipolar junction transistors bjt or with field effect transistors fet, or can be purchased as an integrated unit in a single integrated. One of the easiest and inexpensive way to control dc motors is to interface l293d motor driver ic with arduino. Arduino is a great starting point for electronics, and with a motor shield it can also be a nice tidy platform for robotics and mechatronics. L293dne 16pin l293d to control dc motor dc motor control using l293d ses5001 l293d pin diagram all l293d l2931 l293 l293d application note. The circuit will allow you to easily and independently control two motors of up to 2a. Pins 4, 5, 12, of l293d are the ground pins so connect these to ground. Durfee the most common method to drive dc motors in two directions under control of a computer is with an h bridge motor driver. An important notice at the end of this data sheet addresses availability, warranty, changes, use. Out 1vsout 2input 1enable a datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors.
The drivers integrate a dual current control core and a dual full bridge power stage to drive two brushed dc motors. The l293d datasheet specifies that this device is a monolithic integrated high voltage, high current four channel driver designed to accept standard dtl or ttl logic levels and drive inductive loads such as relays solenoides, dc and stepping motors and switching power transistors. L293, l293d slrs008d september 1986revised january 2016 l293x quadruple halfh drivers 1 features 3 description the l293 and l293d devices are quadruple high1 wide supplyvoltage range. A h bridge is an electronic circuit that allows a voltage to be applied across a load in any direction. L293 datasheet, l293 pdf, l293 data sheet, l293 manual, l293 pdf, l293, datenblatt, electronics l293, alldatasheet, free, datasheet, datasheets, data sheet, datas. Down improved functional replacement for the sgs a separate supply voltage vcc1 is provided for the l293 logic input circuits to minimize device power dissipation. Revised november 20041post office box 655303 dallas, texas 75265d featuring unitrode l293 and l293dproducts now from texas instrumentsd wide supplyvoltage range. Ive been pondering choosing some circuit to drive power supply with pwm, but reading the l293dne datasheet, i saw it has enable pins 1,2en, 3,4en.
Stmicroelectronics pushpull four channel drivers,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Exploded l293d hbridge ic i had an l293d hbridge ic explode on my adafruit motor shield like this one when i was trying to power a motor on a fast traxx rc car. It can control both speed and spinning direction of two dc motors. Stmicroelectronics brushed dc motor drivers are a portfolio of stspin motor drivers for brushed dc motors. H bridge is a clever and intelligent way of controlling dc motors and drive them in either direction. A separate supply input is provided for the logic so that it may be run off a lower voltage to reduce dissipation. The l293b and l293e are quad pushpull drivers capable of delivering output currents to 1a per channel.
To reverse a dc motor you need both halves of an hbridge. The l293 is designed to provide bidirectional drive. Using the one you can turn a dc motor on or off or apply to brake but cant reverse the motor. H bridge motor control circuit using l293d ic h bridge circuit. The l293d is designed to provide bidirectional drive currents of up to 600ma at voltages from 4.