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ADA4637-1ARZ - Analog Devices

Description: 30 V, 80 MHz, Low Noise, Low Bias Current, JFET Op Amp

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ADA4637-1ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - . 8-Lead Standard Small Outline Package [SOIC_N]
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ADA4637-1ARZ Details

  • Manufacturer Part Number:

    ADA4637-1ARZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    1

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.002 µA

  • Bias Current-Max (IIB) @25C:

    0.000005 µA

  • Common-mode Reject Ratio-Min:

    97 dB

  • Common-mode Reject Ratio-Nom:

    110 dB

  • Frequency Compensation:

    YES (AVCL>=5)

  • Input Offset Voltage-Max:

    660 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -36 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • 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 OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    170 V/us

  • Supply Current-Max:

    7.8 mA

  • Supply Voltage Limit-Max:

    36 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • 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

  • Unity Gain BW-Nom:

    79900

  • Voltage Gain-Min:

    100000

  • Wideband:

    NO

  • Width:

    3.9 mm

ADA4637-1ARZ Frequently Asked Questions (FAQs)

  • A low-impedance, star-grounded layout with a single-point ground is recommended. Keep the input and output traces short and away from noise sources. Use a solid ground plane and decouple the power supplies with 10uF and 100nF capacitors.
  • Choose gain resistors with 1% tolerance or better to ensure accurate gain settings. Mismatched resistors can lead to gain errors, distortion, and reduced CMRR. Use a resistor ratio calculator or consult the datasheet for guidance on selecting optimal resistor values.
  • The ADA4637-1ARZ can drive up to 1nF of capacitive load. Exceeding this limit can cause oscillations or instability. Use a series resistor (Rs) to isolate the capacitive load and ensure stability. Consult the datasheet for Rs calculation formulas.
  • Use input clamping diodes (e.g., 1N4148) to limit input voltage to ±VCC. Add a series resistor (e.g., 1kΩ) to limit input current. Implement ESD protection using TVS diodes or ESD arrays. Consult the datasheet for specific protection circuit examples.
  • The thermal impedance of the ADA4637-1ARZ is 30°C/W (junction-to-ambient). Ensure good heat sinking and airflow to maintain a safe junction temperature (TJ < 150°C). Consult the datasheet for thermal derating curves and power dissipation calculations.

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ADA4637-1ARZ 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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