Relay driver circuit using ic uln2003 and its working. Make sure your power supply has sufficient power to drive the stepper motor. Relay driver applications compatible with uln2800a series descriptionordering information the uln2803a is a highvoltage, highcurrent darlington transistor array. The collectorcurrent rating of a single darlington pair is 500 ma. Uln2003a stmicroelectronics discrete semiconductor.
Relaydriver applications 2 applications relay drivers stepper and dc brushed motor drivers lamp drivers display drivers led and gas discharge line drivers logic buffers 3 description the ulx200xa devices are highvoltage, highcurrent darlington transistor arrays. Uln2003 ic is one of the most commonly used motor driver ic. Uln2003apg,uln2003afwg uln2004apg,uln2004afwg 7ch darlington sink driver the uln2003apgafwg series are high. Uln2001, uln2002 uln2003, uln2004 stmicroelectronics. Applications include relay drivers, hammer drivers, lamp drivers, display drivers led and gas discharge, line drivers, and logic buffers. The advantage of the below board is that all 7 inputs in17 and all 7 outputs ag of the uln2003a are accessible. The ulna, ulna and ulna are high voltage, high current. Each channel is rated at 500 ma and can withstand peak currents of 600 ma.
Series uln 2001a each driver series uln 2002a each driver series uln 2003a each driver series uln 2004a each driver thermal data symbol parameter dip16 so16 unit rth jamb thermal resistance junctionambient max. It is difficult to use a number of relays with transistors, so, relay driver ic uln2003a can be used for availing more relays. Revised june 2004 2 post office box 655303 dallas, texas 75265 descriptionordering information continued the uln2001a is a generalpurpose array and can be used with ttl and cmos technologies. Relay driver module can drive 7 relays logic buffers in digital electronics. The uln2001, uln2002, uln2003 and uln 2004 are highvoltage, highcurrent darlington arrays each containing seven open collector. You can use these boards to drive dc motors or unipolar stepper motors.
It also has a bank of leds that correspond to the input signals received from the controller. Datasheet production data features seven darlingtons per package output current 500 ma per driver 600 ma. Uln2003 datasheet110 pages utc 7ch darlington sink driver. The stepper motors are used in applications and projects that requires high. Uln2003 pdf, uln2003 description, uln2003 datasheets. The uln2001, uln2002, uln2003 and uln 2004 are highvoltage, highcurrent darlington arrays each containing seven open collector darlington pairs with common emitters. Uln2003 datasheet110 pages utc 7ch darlington sink. These ics are used when driving a wide range of loads and are used as relay drivers, display drivers, line drivers etc. Diodes incorporated uln2002a uln2003a uln2004a high voltage. Uln2003 datasheet, uln2003 pdf, uln2003 data sheet, uln2003 manual, uln2003 pdf, uln2003, datenblatt, electronics uln2003, alldatasheet, free, datasheet, datasheets. Uln2003 seven darlington arrays stmicroelectronics. Stmicroelectronics, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Stmicroelectronics seven darlington arrays,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
Seven darlington arrays, uln2003 datasheet, uln2003 circuit, uln2003 data sheet. Applications include relay, hammer, lamp and display led drivers. Uln2003lv 7channel relay and inductive load sink driver 1 features 3 description the uln2003lv is a lowvoltage and low power 1 7channel high current sink drivers upgrade oftis popular uln2003 family 7channel supports up to 8v ouput pullup voltage darlington transistor array. The device consists of eight npn darlington pairs that feature highvoltage outputs with commoncathode clamp diodes for switching inductive loads. If you want to know more about relay driver circuit uln2003, relay working and relay interfacing with arduino check these articles. The 28byj48 stepper motor plugs straight into the connector. Output current 500 ma per driver 600 ma peak output voltage 50 v integrated suppression diodes for inductive loads outputs can be paralleled for higher current ttlcmospmosdtl compatible inputs input pins placed opposite to output pins to simplify layout description the uln2001, uln2002, uln2003 and uln. Pricing and availability on millions of electronic components from digikey electronics. Relay driver uln2003 relay driver ic electrical projects ideas. Ti1 7channel relay and inductive load sink driver,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. The relay driver circuit using uln2003 is given below. Uln2003 stepper motor driver board is to use the uln2003 darlington arrays to drive the 4phase 5wire stepper motor 5v12v. Some of the other applications of uln2003 include logic buffers, lamp drivers, line drivers, led display, motor driver circuits etc. Multichannel relay and inductive load sink driver in2 out2.
Ti1 7channel relay and inductive load sink driver,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated. The utc uln2003 are highvoltage, highcurrent darlington. Uln200x, ulq200x highvoltage, highcurrent darlington. It features commoncathode flyback diodes for switching inductive loads. And, as others have stated, you can drive this particular mosfet just as well by connecting the 10k directly to the microcontroller in fact you can reduce the resistor to a few hundred ohms and drive it better. These devices are capable of driving a wide range of loads including solenoids, relays, dc. The description in this datasheet is subject to change without any notice to describe its electrical characteristics. For 100v otherwise interchangeable versions of the ulx2003a devices, see the slrs023 data sheet for the sn75468 and sn75469 devices. The uln2003v12 and uln2003f12 are multichannel sink drivers comprised of 7channel and 4channel output stages respectively. Sep 03, 2012 edgefx provides a video tutorial on relay driver uln2003 circuit ic pin description and used to drive relay switch on and off. You only need the uln2003 if you intend on using a nonlogiclevel mosfet and a higher supply voltage such as 12v for the gate driver. The uln2003v12 sink driver features 7 low output impedance drivers that minimize onchip power dissipation and an actual low power.
For 100v otherwise interchangeable versions of the uln2003a and uln2004a, see the sn75468 and sn75469, respectively. Description highvoltage highcurrent darlington transistor array. Output current 500ma per driver 600ma peak datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Relay driver circuit using ic uln2003 with applications. We can use seven relays with relay driver circuit using uln2003 and the relay driver circuit using uln2803 enables to use eight relays. Hello everybody, this post is about using a stepper motor with an arduino by using one of its drivers, which is uln2003, its a driver thats widely used, because its cheap and simple.
Uln2003auln2004auln2001auln2002afebruary 2002seven darlington arrays. Uln2003 is also commonly used while driving stepper motor. Uln2003lv 7channel relay and inductive load sink driver. These are the two most common uln2003a driver boards. How to drive relay using uln2003 closed ask question asked 4 years. Uln2003 relay driver uln2003 uln2003 display uln2003 features uln2003 relay driver pdf free download uln2003 led display uln2003 driver datasheet relay driver ic uln2003 uln2003 driver.
Its easy to use arduino or other development platform to drive the stepper motor by this diver board. Revised june 20041post office box 655303 dallas, texas 75265d 500marated collector current datasheet search, datasheets, datasheet search site for electronic. These versatile devices are useful for driving a wide range of loads including solenoids, relay dc motors, led display filament lamps, thermal printheads and highpower buffers. Uln2003 04apafw uln2003ap uln2003afw uln2004ap uln2004afw dip16pin sol16pin dip16p3002 uln2003 working uln2003 relay driver uln2003 display uln2003 features uln2003 relay driver pdf free download uln2003 led display uln2003 driver datasheet relay driver ic uln2003 uln2003 driver. Uln2003 datasheet, uln2003 pdf, uln2003 data sheet, uln2003 manual, uln2003 pdf. Uln2003 application note uln2003 ac uln2003apg ic connection uln2004apg uln2003 relay driver pdf free download uln2003 relay driver application notes test board uln2003 uln2003 relay driver relay driver ic uln2003. These versatile devices are useful for driving a wide range of loads including solenoids, relays. All units feature integral clamp diodes for switching inductive loads. The uln2002a is designed specifically for use with 14v to 25v pmos devices.
Uln2003, uln2004 seven darlington arrays datasheet production data features. Uln2002a uln2003a uln2004a january 2017 document number. Uln2001a, uln2002a, uln2003a, uln2004a, ulq2003a, ulq2004a highvoltage highcurrent darlington transistor array slrs027f december 1976 revised february 2003 2 post office box 655303 dallas, texas 75265 descriptionordering information continued the uln2001a is a generalpurpose array and can be used with ttl and cmos technologies. Stmicroelectronics seven darlington arrays,alldatasheet, datasheet, datasheet search site for. Uln2003 each driver uln2004 each driver pin configuration uln2001, uln2002, uln2003, uln2004 417 docid5279 rev 12. Datasheet search site for electronic components and semiconductors, integrated. I connect the gnd and com wire with 12 volt power supply and input pins are connect to.
Revised june 20041post office box 655303 dallas, texas 75265d 500marated collector current datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated. How to drive relay using uln2003 electrical engineering. The darlington pairs can be paralleled for higher current capability. The module has an xh5p socket and it can be connected directly to a 28byj48 stepper motor. Microcontroller interfacing to relays using uln2003 relay. The board can supply between 5v to 12v to the motor from an independent power supply.
The uln2001a2002a2003a and 2004a are supplied in a 16pin dip package with a copper leadframe to reduce thermal resistance. Complete technical details can be found at the uln2003 datasheet given at the end of this page. Uln2003 belongs to the family of uln200x series of ics. The relay driver uln2003 ic is a high voltage and current darlington array ic, it comprises of 7open collector darlington pairs with common emitters. Relay driver uln2003 relay driver ic electrical projects. Uln2003 is also commonly used while driving stepper motors. It is made up of seven open collector darlington pairs with common emitter. Stmicroelectronics, alldatasheet, datasheet, datasheet search site for electronic. It is usually a good idea to use a separate power source to the one that is driving the microcontroller. Uln ulq2003a, and the required voltage is less than that required by the uln2002a. A pair of darlington is an arrangement of two bipolar transistors. Uln2003a bipolar bjt transistor array 7 npn darlington 50v 500ma through hole 16dip from stmicroelectronics. Tpic2701, uln2001, uln2002, uln2004, l293d, motor driver shield. Each consists of seven npn darlington pairs that feature highvoltage outputs with commoncathode clamp diodes for switching inductive loads.
Go shopping uln2003 stepper motor driver board im120723012. Edgefx provides a video tutorial on relay driver uln2003 circuit ic pin description and used to drive relay switch on and off. How to use a stepper motor with arduino and its driver. This ic is commonly used to drive relay modules, motors, high current leds and even stepper. Different versions of this family interface to different logic families. Description the uln2001, uln2002, uln2003 and uln 2004 are high voltage, high current darlington arrays each. It consists of seven npn darlington pairs that features highvoltage outputs with commoncathode clamp diode for switching. Uln2003 datasheet, uln2003 datasheets, uln2003 pdf, uln2003 circuit.
For 100v otherwise interchangeable versions of the uln2003a and uln2004a, see the. In this circuit diagram, the pic microcontroller is providing a signal to 4 relays through relay driver ic uln2003. Jun 09, 2017 some of the other applications of uln2003 include logic buffers, lamp drivers, line drivers, led display, motor driver circuits etc. This module is based on the uln2003a darlington transistor array and it features convenient connectors and indicator leds. This ic comes in handy when we need to drive high current loads. At the heart of the driver is a uln2003an integrated circuit. Uln2003 is a relay driver ic consisting of a darlington array. Ulnulq2003a, and the required voltage is less than that required by the uln2002a.
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