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ADR4550CRZ - Analog Devices

Description: Ultra-Low-Noise, High-Accuracy 5.0V Voltage Reference

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ADR4550CRZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - SOIC 150 MIL_2023_1
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ADR4550CRZ - Analog Devices  - 3D model - Small Outline Packages - SOIC 150 MIL_2023_1
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ADR4550CRZ Details

  • Manufacturer Part Number:

    ADR4550CRZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2020-04-28

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    Temp Coef of Voltage for BOX method 1ppm/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:

    70 °C

  • Output Current-Max:

    0.01 A

  • Output Voltage-Max:

    5.001 V

  • Output Voltage-Min:

    4.999 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

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    15 V

  • Supply Voltage-Min (Vsup):

    5.1 V

  • Surface Mount:

    YES

  • Temp Coef of Voltage-Max:

    2 ppm/°C

  • Temperature Grade:

    COMMERCIAL

  • 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:

    0.02%

  • Width:

    3.9 mm

ADR4550CRZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADR4550CRZ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated layer for the analog signals, and to keep the signal traces short and direct.
  • The ADR4550CRZ is specified to operate from -40°C to 125°C. To ensure operation within this range, it's essential to provide adequate heat sinking, especially in high-power applications. Additionally, the device should be mounted on a PCB with a thermal pad to dissipate heat effectively.
  • The recommended input voltage range for the ADR4550CRZ is 4.5V to 18V. The output voltage is regulated to 5V ±2% for input voltages between 5V and 18V. For input voltages below 5V, the output voltage will be lower than 5V. It's essential to ensure the input voltage is within the recommended range to maintain the specified output voltage accuracy.
  • The ADR4550CRZ has a specific power-up and power-down sequencing requirement to prevent damage or incorrect operation. The input voltage (VIN) should be applied before the enable pin (EN) is asserted, and the EN pin should be de-asserted before the VIN is removed. Additionally, the output voltage should be monitored during power-up and power-down to ensure it remains within the specified range.
  • When selecting output capacitors for the ADR4550CRZ, it's essential to consider the capacitor's equivalent series resistance (ESR), capacitance value, and voltage rating. A capacitor with a low ESR (less than 1 ohm) and a capacitance value between 10uF and 22uF is recommended. The voltage rating should be at least 6.3V to ensure reliable operation.

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ADR4550CRZ 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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