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ADR4520ARZ - Analog Devices

Description: ► Maximum temperature coefficient (TCVOUT): ► 0.8 ppm/°C (D grade 0°C to 70°C) ► 1 ppm/°C (C grade 0°C to 70°C) ► 2 ppm/°C (B grade −40°C to +125°C) ► 4 ppm/°C (A grade −40°C to +125°C) ► Output noise (0.1 Hz to 10 Hz): ► 1 μV p-p at VOUT of 2.048 V typical ► Initial output voltage error: ► B, C, D grade: ±0.02% (maximum) ► Input voltage range: 3 V to 15 V ► Operating temperature: ► A grade and B grade: −40°C to +125°C ► C grade and D grade: 0°C to +70°C ► Output current: +10 mA source/−10 mA s

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ADR4520ARZ - Analog Devices - PCB symbol
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ADR4520ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8-Lead Standard Small Outline Package [SOIC_N] Narrow Body (R-8
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ADR4520ARZ - Analog Devices - 3D model - Small Outline Packages - 8-Lead Standard Small Outline Package [SOIC_N] Narrow Body (R-8
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ADR4520ARZ Details

  • Manufacturer Part Number:

    ADR4520ARZ

  • Source Url Status Check Date:

    2013-05-01 14:56:47.838

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • 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:

    Temp Coef of Voltage for BOX method 4ppm/Cel

  • 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:

    2.0488192 V

  • Output Voltage-Min:

    2.0471808 V

  • Output Voltage-Nom:

    2.048 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):

    15 V

  • Supply Voltage-Min (Vsup):

    3 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    8 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Trim/Adjustable Output:

    NO

  • Voltage Tolerance-Max:

    0.04%

  • Width:

    3.9 mm

ADR4520ARZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADR4520ARZ involves keeping the input and output traces short and separate, using a solid ground plane, and placing decoupling capacitors close to the device. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground plane to minimize noise and interference.
  • To ensure the ADR4520ARZ operates within its specified temperature range, it's essential to provide adequate heat sinking and thermal management. This can be achieved by using a heat sink, thermal interface material, and ensuring good airflow around the device. Additionally, monitoring the device's junction temperature and adjusting the operating conditions accordingly can help prevent overheating.
  • The recommended input voltage range for the ADR4520ARZ is 4.5V to 18V. The output voltage is regulated to 2.5V ±1% over the specified input voltage range. It's essential to ensure the input voltage is within the recommended range to maintain the output voltage accuracy and stability.
  • To handle the ADR4520ARZ's power-up and power-down sequences, it's recommended to follow a controlled power-up sequence, where the input voltage is applied before the enable pin is asserted. During power-down, the enable pin should be de-asserted before the input voltage is removed. This helps prevent unwanted behavior, such as output voltage overshoot or undershoot.
  • When selecting the output capacitor for the ADR4520ARZ, key considerations include the capacitor's equivalent series resistance (ESR), capacitance value, and voltage rating. A capacitor with low ESR, a value between 10uF to 22uF, and a voltage rating above the output voltage is recommended to ensure stability and optimal performance.

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ADR4520ARZ 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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