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L293DD Channel Driver: Pinout, Datasheet and Features

IC MTR DRV BIPOLR 4.5-36V 20SOIC L293DD is a push-pull four channel driver with diodes.

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Jul 22, 2021

Janice Daniell

IC MTR DRV BIPOLR 4.5-36V 20SOIC

L293DD is a push-pull four channel driver with diodes. This article mainly introduces pinout, datasheet, features and other details about L293DD.

L293DD

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L293DD Pinout

L293DD Description

The L293DD is a monolithic integrated high voltage, high current four channel driver designed toaccept standard DTL or TTL logic levels and driveinductive loads (such as relays solenoides, DC and stepping motors) and switching power transistors.

This device is suitable for use in switching applications at frequencies up to 5 kHz. The L293D is assembled in a 16 lead plastic packaage which has 4 center pins connected to gether and used for heatsinking The L293DD is assembled in a 20 lead surface mount which has 8 center pins connected to gether and used for heatsinking.

 

L293DD CAD Model

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3D Model

Specifications

STMicroelectronics L293DD technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics L293DD.

L293DD Tech Specifications

STMicroelectronics L293DD technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics L293DD.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 6 months ago)
Factory Lead Time10 Weeks
MountSurface Mount
Mounting TypeSurface Mount
Package / Case20-SOIC (0.295, 7.50mm Width)
Number of Pins20Pins
Voltage Rated50V
Operating Temperature-40°C~150°C TJ
PackagingTube
Tolerance1%
JESD-609 Codee4
Part StatusActive
Moisture Sensitivity Level (MSL)3 (168 Hours)
Number of Terminations20Terminations
ECCN CodeEAR99
Resistance15kOhm
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
ApplicationsGeneral Purpose
Power Rating100mW
Product Attribute Attribute Value
Voltage - Supply4.5V~36V
Terminal PositionDUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel)250
Supply Voltage5V
Terminal Pitch1.27mm
Time@Peak Reflow Temperature-Max (s)30
Base Part NumberL293
FunctionDriver - Fully Integrated, Control and Power Stage
Case Code (Metric)1608
Case Code (Imperial)0603
Max Output Current1.2A
Operating Supply Voltage24V
Number of Channels4Channels
InterfaceParallel
Nominal Supply Current2mA
Output ConfigurationHalf Bridge (4)
Output Characteristics3-STATE
Output Current per Channel600mA
Product Attribute Attribute Value
Collector Emitter Voltage (VCEO)36V
Max Collector Current1.2A
Output PolarityTRUE
Input CharacteristicsSTANDARD
Voltage - Load4.5V~36V
Output Peak Current Limit-Nom1.2A
Supply Voltage1-Nom24V
Built-in ProtectionsTHERMAL
Motor TypeBrushed
Output Current Flow DirectionSOURCE SINK
Motor Type - AC, DCBrushed DC
Motor Type - StepperBipolar
Height450μm
Length1.6mm
Width800μm
REACH SVHCUnknown
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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L293DD Features

  • 600mA OUTPUT CURRENT CAPABILITY

  • PER CHANNEL

  • 1.2A PEAK OUTPUT CURRENT (non repetitive) PER CHANNEL

  • ENABLE FACILITY

  • OVERTEMPERATURE PROTECTION

  • LOGICAL "0" INPUT VOLTAGE UP TO 1.5 V

  • (HIGH NOISE IMMUNITY)

  • INTERNAL CLAMP DIODES

L293DD Circuit Diagram

L293DD Applications

  • DC motor drivers.

  • Relay drivers.

  • Stepper motor drivers.

  • Two phase motor driver, block diagram of L 293D application for two phase motor is given in the figure shown below.

 

L293DD Dimension Outline

L293DD Manufacturer

STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.

Datasheet PDF

Download datasheets and manufacturer documentation for STMicroelectronics L293DD.

L293DD Documents

Download datasheets and manufacturer documentation for L293DD

Frequently Asked Questions

What is l293d?
The L293D is a popular 16-Pin Motor Driver IC. As the name suggests it is mainly used to drive motors. A single L293D IC is capable of running two DC motors at the same time; also the direction of these two motors can be controlled independently.
How does a L293D work?
L293D IC is a typical Motor Driver IC which allows the DC motor to drive on any direction. This IC consists of 16-pins which are used to control a set of two DC motors instantaneously in any direction. It means, by using a L293D IC we can control two DC motors. As well, this IC can drive small and quiet big motors.
How do I program a L293D?
Place the L293D in the center of the breadboard, with half of the pins on either side of the breadboard. Connect 5V to Enable 1 , Vss , and Vs on the L293D. Connect digital output pins (we're using 6 and 7) to input 1 and input 2 on the L293D.
What is the use of L293D motor driver?
The L293D is a 16-pin Motor Driver IC which can control a set of two DC motors simultaneously in any direction. The L293D is designed to provide bidirectional drive currents of up to 600 mA (per channel) at voltages from 4.5 V to 36 V (at pin 8!). You can use it to control small dc motors - toy motors.
Which is better L293D vs L298N?
The key differences between the L293D and the L298 are these: the L298 supports higher currents (up to 4 A with proper heat sink), the L293D is limited to 600 mA. the L298 has a higher operating voltage (up to 46 V), the L293D is limited to 36 V.
FAQ
What is l293d?
The L293D is a popular 16-Pin Motor Driver IC. As the name suggests it is mainly used to drive motors. A single L293D IC is capable of running two DC motors at the same time; also the direction of these two motors can be controlled independently.
How does a L293D work?
L293D IC is a typical Motor Driver IC which allows the DC motor to drive on any direction. This IC consists of 16-pins which are used to control a set of two DC motors instantaneously in any direction. It means, by using a L293D IC we can control two DC motors. As well, this IC can drive small and quiet big motors.
How do I program a L293D?
Place the L293D in the center of the breadboard, with half of the pins on either side of the breadboard. Connect 5V to Enable 1 , Vss , and Vs on the L293D. Connect digital output pins (we're using 6 and 7) to input 1 and input 2 on the L293D.
What is the use of L293D motor driver?
The L293D is a 16-pin Motor Driver IC which can control a set of two DC motors simultaneously in any direction. The L293D is designed to provide bidirectional drive currents of up to 600 mA (per channel) at voltages from 4.5 V to 36 V (at pin 8!). You can use it to control small dc motors - toy motors.
Which is better L293D vs L298N?
The key differences between the L293D and the L298 are these: the L298 supports higher currents (up to 4 A with proper heat sink), the L293D is limited to 600 mA. the L298 has a higher operating voltage (up to 46 V), the L293D is limited to 36 V.

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