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REF5045AQDRQ1 - Texas Instruments

Description: Automotive Low Noise, Very Low Drift, Precision 4.5V Series Voltage Reference

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PCB Footprints
REF5045AQDRQ1 - Texas Instruments PCB footprint - Other - Other - SOIC127P600X175-8N
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3D Models
REF5045AQDRQ1 - Texas Instruments  - 3D model - Other - SOIC127P600X175-8N
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REF5045AQDRQ1 Details

  • Manufacturer Part Number:

    REF5045AQDRQ1

  • 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:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    THREE TERMINAL VOLTAGE REFERENCE

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    4.7 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    4.5045 V

  • Output Voltage-Min:

    4.4955 V

  • Output Voltage-Nom:

    4.5 V

  • 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

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    8 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • 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

  • Trim/Adjustable Output:

    YES

  • Voltage Tolerance-Max:

    0.1%

  • Width:

    3.9 mm

REF5045AQDRQ1 Frequently Asked Questions (FAQs)

  • A good PCB layout practice is to keep the REF5045AQDRQ1 away from high-current carrying traces and noisy components. Use a solid ground plane and decouple the REF5045AQDRQ1 with a 10uF capacitor to reduce noise. Additionally, keep the output capacitor (Cout) close to the REF5045AQDRQ1 to minimize noise and ensure accurate voltage reference.
  • To ensure stability and accuracy over temperature, use a stable input voltage, decouple the REF5045AQDRQ1 with a 10uF capacitor, and use a low-ESR output capacitor (Cout). Additionally, consider using a thermally stable PCB material and ensure good thermal conductivity to minimize temperature gradients.
  • The recommended output capacitor (Cout) value for the REF5045AQDRQ1 is 10uF to 22uF, with a low ESR (Equivalent Series Resistance) to ensure stability and accuracy. A larger capacitor value can be used, but it may increase the startup time.
  • No, the REF5045AQDRQ1 is a voltage reference, not a voltage regulator. It is designed to provide a stable voltage reference, but it does not have the capability to regulate voltage. If you need a voltage regulator, consider using a separate voltage regulator IC.
  • The REF5045AQDRQ1 has a limited output current capability of 10mA. To handle this limitation, use a buffer amplifier or an op-amp to amplify the output current. Alternatively, consider using a voltage reference with a higher output current capability.

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REF5045AQDRQ1 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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