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ULN2003BN - Texas Instruments

Description: High-voltage High-current Darlington Transistor Array

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ULN2003BN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T16)
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ULN2003BN - Texas Instruments  - 3D model - Dual-In-Line Packages - N (R-PDIP-T16)
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ULN2003BN Details

  • Manufacturer Part Number:

    ULN2003BN

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Built-in Protections:

    TRANSIENT

  • Driver Number of Bits:

    7

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    BUFFER OR INVERTER BASED PERIPHERAL DRIVER

  • JESD-30 Code:

    R-PDIP-T16

  • Length:

    19.305 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Current Flow Direction:

    SINK

  • Output Current-Max:

    0.5 A

  • Output Peak Current Limit-Nom:

    0.5 A

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    1.35 mA

  • Supply Voltage-Max:

    50 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Turn-off Time:

    10 µs

  • Turn-on Time:

    10 µs

  • Width:

    7.62 mm

ULN2003BN Frequently Asked Questions (FAQs)

  • The ULN2003BN can sink up to 500mA per output, but it's recommended to limit it to 350mA for reliable operation.
  • Power dissipation (PD) can be calculated using the formula: PD = (VIN - VOUT) x IOUT x N, where VIN is the input voltage, VOUT is the output voltage, IOUT is the output current, and N is the number of outputs.
  • The minimum input voltage required is 4.5V, but it's recommended to use a minimum of 5V for reliable operation.
  • No, the ULN2003BN is designed as a low-side switch, and it's not recommended to use it as a high-side switch. Using it as a high-side switch can lead to unpredictable behavior and potential damage to the device.
  • You can use a flyback diode (also known as a freewheeling diode) in parallel with the inductive load to protect the ULN2003BN from back-EMF. The diode should be rated for the maximum voltage and current of the load.

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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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