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SN75451BDR - Texas Instruments

Description: Dual Very-High Speed, High-Current Peripheral Drivers

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SN75451BDR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G8)
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SN75451BDR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G8)
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SN75451BDR Details

  • Manufacturer Part Number:

    SN75451BDR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Built-in Protections:

    OVER CURRENT

  • Driver Number of Bits:

    2

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    AND GATE BASED PERIPHERAL DRIVER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    OPEN-COLLECTOR

  • Output Current Flow Direction:

    SINK

  • Output Current-Max:

    0.4 A

  • Output Peak Current Limit-Nom:

    0.5 A

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    65 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Turn-off Time:

    0.025 µs

  • Turn-on Time:

    0.025 µs

  • Width:

    3.9 mm

SN75451BDR Frequently Asked Questions (FAQs)

  • The SN75451BDR can handle a maximum current of 1A per channel, with a total current limit of 2A for all channels combined.
  • To protect the SN75451BDR from back-EMF, you can add a flyback diode (also known as a freewheeling diode) in parallel with the inductive load. This diode allows the current to continue flowing when the switch is turned off, preventing the back-EMF from damaging the IC.
  • The SN75451BDR requires a minimum input voltage of 4.5V to operate. However, it's recommended to use a voltage of at least 5V for reliable operation.
  • Yes, the SN75451BDR can be used to drive a relay. However, you need to ensure that the relay's coil current is within the IC's current rating, and that you provide a suitable flyback diode to protect the IC from back-EMF.
  • The input stage resistors (R1 and R2) should be chosen to provide a suitable input impedance for the logic signal, while the output stage resistors (R3 and R4) should be chosen to limit the output current and provide a suitable load impedance. A good starting point is to use 1kΩ for R1 and R2, and 10Ω for R3 and R4.

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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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