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ADA4891-1ARZ-R7 - Analog Devices

Description: Low Cost CMOS, High Speed, Rail-to-Rail Amplifiers

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ADA4891-1ARZ-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R8
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ADA4891-1ARZ-R7 Details

  • Manufacturer Part Number:

    ADA4891-1ARZ-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.00005 µA

  • Bias Current-Max (IIB) @25C:

    0.00005 µA

  • Common-mode Reject Ratio-Nom:

    87 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    10000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • 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:

    TAPE AND REEL

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    140 V/us

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

  • Unity Gain BW-Nom:

    240000

  • Voltage Gain-Min:

    3980

  • Wideband:

    YES

  • Width:

    3.9 mm

ADA4891-1ARZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADA4891-1ARZ-R7 involves keeping the input and output traces short and symmetrical, using a solid ground plane, and minimizing parasitic capacitance and inductance. A 4-layer PCB with a dedicated analog ground plane is recommended.
  • To minimize EMI and RFI, use shielding, filtering, and grounding techniques. Use a metal shield around the op-amp, and add ferrite beads or chokes to the power supply lines. Ensure good grounding and decoupling practices, and consider using a common-mode filter.
  • The maximum power dissipation for the ADA4891-1ARZ-R7 is approximately 670mW, assuming a junction temperature of 150°C and a thermal resistance of 125°C/W. However, it's recommended to derate the power dissipation based on the ambient temperature and desired reliability.
  • The ADA4891-1ARZ-R7 is specified to operate from -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. Consult the datasheet and application notes for guidance on high-temperature operation.
  • To ensure stability, choose a feedback resistor value that ensures a phase margin of at least 45°. Use a compensation capacitor if necessary, and consider adding a zero to the feedback loop to improve stability. Consult the datasheet and application notes for guidance on stability analysis.

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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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Part Image ADA4891-1ARZ-RL Analog Devices Inc

Operational Amplifier, 1 Func, 10000uV Offset-Max, CMOS, PDSO8