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ADA4620-2ARZ - Analog Devices

Description: 36 V, Precision, Low Noise, 16.5 MHz JFET Op Amp with Rail-to-Rail Output

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ADA4620-2ARZ - Analog Devices - PCB symbol
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ADA4620-2ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-8_2024
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ADA4620-2ARZ - Analog Devices - 3D model - Small Outline Packages - R-8_2024
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ADA4620-2ARZ Details

  • Manufacturer Part Number:

    ADA4620-2ARZ

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.0015 µA

  • Bias Current-Max (IIB) @25C:

    0.000005 µA

  • Common-mode Reject Ratio-Min:

    116 dB

  • Common-mode Reject Ratio-Nom:

    120 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    250 µV

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUT LINE

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    30 V/us

  • Supply Current-Max:

    3.8 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Unity Gain BW-Nom:

    18000

  • Voltage Gain-Min:

    199526.23149

  • Wideband:

    NO

  • Width:

    3.9 mm

ADA4620-2ARZ Frequently Asked Questions (FAQs)

  • For optimal performance, it is recommended to follow a star-ground layout, keep the input and output traces short and away from noise sources, and use a solid ground plane. Additionally, decoupling capacitors should be placed close to the power pins, and the device should be powered from a low-noise supply.
  • The gain resistors should be chosen based on the desired gain and bandwidth of the amplifier. A higher gain resistor value will result in a higher gain, but may also reduce the bandwidth. The datasheet provides a gain resistor selection table to help with this process.
  • The maximum power dissipation of the ADA4620-2ARZ is 670mW, which is calculated based on the maximum junction temperature (150°C) and the thermal resistance of the package (125°C/W). The actual power dissipation will depend on the operating conditions and the ambient temperature.
  • Yes, the ADA4620-2ARZ can be used as a single-ended amplifier by tying the inverting input to ground and applying the input signal to the non-inverting input. However, this will reduce the common-mode rejection ratio (CMRR) and may affect the overall performance of the amplifier.
  • To reduce noise and oscillations, ensure that the circuit is properly bypassed, use a low-noise power supply, and minimize the length of the input and output traces. Additionally, adding a small capacitor (e.g. 10pF) between the output and the inverting input can help to reduce oscillations.

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ADA4620-2ARZ 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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