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ULN2803ANE4 - Texas Instruments

Description: Darlington Transistors TRANSISTOR ARRAYS

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ULN2803ANE4 - Texas Instruments - PCB symbol
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PCB Footprints
ULN2803ANE4 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N(R-PDIP-T18)
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3D Models
ULN2803ANE4 - Texas Instruments - 3D model - Dual-In-Line Packages - N(R-PDIP-T18)
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ULN2803ANE4 Details

  • Manufacturer Part Number:

    ULN2803ANE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-18

  • Pin Count:

    18

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Built-in Protections:

    TRANSIENT

  • Driver Number of Bits:

    8

  • Interface IC Type:

    BUFFER OR INVERTER BASED PERIPHERAL DRIVER

  • JESD-30 Code:

    R-PDIP-T18

  • Number of Functions:

    8

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Current Flow Direction:

    SINK

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Supply Current-Max:

    1.35 mA

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    NO

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    DUAL

ULN2803ANE4 Frequently Asked Questions (FAQs)

  • The maximum current that each output can handle is 500mA. However, the total current drawn from the device should not exceed 1A.
  • The base current required can be calculated using the formula: Ib = Ic / hFE, where Ib is the base current, Ic is the collector current, and hFE is the current gain of the transistor.
  • The minimum input voltage required to turn on the transistor is around 2.4V, but it's recommended to use a minimum of 3V to ensure reliable operation.
  • Yes, the ULN2803ANE4 can be used to drive inductive loads, but it's recommended to add a flyback diode to protect the transistor from back-EMF.
  • To protect the ULN2803ANE4 from overheating, ensure good heat sinking, use a heat sink if necessary, and avoid operating the device at maximum current and voltage simultaneously.

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ULN2803ANE4 Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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