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ADR445BRZ - Analog Devices

Description: ADR445BRZ, Precision Voltage Reference 4.998 to 5.006V, 0.04% 10mA 20V max. 8-Pin SOIC

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ADR445BRZ - Analog Devices - PCB symbol
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PCB Footprints
ADR445BRZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - (R-8)
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3D Models
ADR445BRZ - Analog Devices - 3D model - Small Outline Packages - (R-8)
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ADR445BRZ Details

  • Manufacturer Part Number:

    ADR445BRZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    THREE TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.01 A

  • Output Voltage-Max:

    5.002 V

  • Output Voltage-Min:

    4.998 V

  • Output Voltage-Nom:

    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

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Min (Vsup):

    5.5 V

  • Supply Voltage-Nom (Vsup):

    6.5 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    3 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • 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:

    0.04%

  • Width:

    3.9 mm

ADR445BRZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADR445BRZ involves keeping the input and output traces separate, using a solid ground plane, and placing the device close to the power supply. Additionally, using a 4-layer PCB with a dedicated analog ground plane can help reduce noise and improve performance.
  • To ensure proper biasing, connect the VREF pin to a quiet analog voltage source, and decouple the VDD pin with a 10uF capacitor to reduce noise. Also, ensure the input voltage is within the recommended range of 2.7V to 5.5V.
  • The recommended input voltage range for the ADR445BRZ is 2.7V to 5.5V. The output voltage is proportional to the input voltage, with a typical output voltage range of 0.6V to 4.5V. Operating outside the recommended input voltage range may affect the output voltage accuracy and stability.
  • The ADR445BRZ is specified to operate over a temperature range of -40°C to 125°C. Temperature changes can affect the output voltage, with a typical temperature coefficient of 10ppm/°C. Ensure proper thermal management and consider temperature compensation if high accuracy is required.
  • A recommended output capacitor value for the ADR445BRZ is 10uF. The output capacitor helps to filter out noise and reduce voltage ripple. A larger capacitor value can further reduce ripple, but may increase the startup time and affect the output voltage transient response.

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ADR445BRZ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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