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ADR434ARZ - Analog Devices

Description: V-Ref Precision 4.096V 30mA 8-Pin SOIC

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ADR434ARZ - Analog Devices - PCB symbol
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ADR434ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - - [SOIC_N]-
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ADR434ARZ Details

  • Manufacturer Part Number:

    ADR434ARZ

  • 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

  • Additional Feature:

    OUTPUT VOLTAGE CAN BE ADJUSTED OVER A 0.5 PERCENT RANGE USING TRIM PIN

  • 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:

    0.03 A

  • Output Voltage-Max:

    4.101 V

  • Output Voltage-Min:

    4.091 V

  • Output Voltage-Nom:

    4.096 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):

    6.1 V

  • Supply Voltage-Nom (Vsup):

    7 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    10 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:

    0.13%

  • Width:

    3.9 mm

ADR434ARZ Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate analog ground plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a star topology for the power supply and keep the power traces away from the analog signals.
  • The ADR434ARZ has an internal calibration circuit that sets the output voltage to 4.096V. No external calibration is required. However, it's essential to follow the recommended PCB layout and decoupling guidelines to ensure the output voltage remains stable and accurate.
  • The maximum allowed capacitive load for the ADR434ARZ output is 10uF. Exceeding this limit can cause the output voltage to droop or oscillate. It's essential to keep the capacitive load as low as possible to ensure a stable output voltage.
  • The ADR434ARZ has a soft-start circuit that ramps up the output voltage during power-up. It's essential to ensure a monotonic power-up sequence to prevent output voltage overshoot. During power-down, the output voltage decays rapidly. Follow the recommended power-up and power-down sequences in the datasheet to ensure reliable operation.
  • The ADR434ARZ has a thermal coefficient of 10ppm/°C. Ensure good thermal dissipation by providing adequate airflow and using a thermally conductive PCB material. High temperatures can cause the output voltage to drift, so it's essential to keep the device within the recommended operating temperature range.

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ADR434ARZ 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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ADR434ARZ Alternates

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Part Image ADR434AR Analog Devices Inc

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Part Image ADR434AR-REEL7 Analog Devices Inc

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