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AD8622:  Low Power, Low Noise, Low Bias Current, Precision Dual RRO Op Amp

Product Details

Product Status:Recommended for New Designs

The AD8622 is a dual, precision rail-to-rail output operational amplifier with a low supply current of only 350 μA maximum over temperature and supply voltages. It also offers ultralow offset, drift, and voltage noise combined with very low input bias current over the full operating temperature range.

With typical offset voltage of only 10 μV, offset drift of 0.5 μV/°C, and noise of only 0.2 μV p-p (0.1 Hz to 10 Hz), it is perfectly suited for applications where large error sources cannot be tolerated. Many systems can take advantage of the low noise, dc precision, and rail-to-rail output swing provided by the AD8622 to maximize the signal-to-noise ratio and dynamic range for low power operation. The AD8622 is specified for the extended industrial temperature range of −40°C to +125°C and is available in lead-free SOIC and MSOP packages.


Applications

  • Portable precision instrumentation
  • Laser diode control loops
  • Medical Instrumentation
  • Strain gage amplifiers
  • Thermocouple amplifiers
  • FEATURES and BENEFITS

    • Low offset voltage: 125 μV max
    • Supply current: 215 μA/amp typ
    • Input bias current: 200 pA max
    • Low input offset voltage drift: 1.2 μV/°C max
    • Low voltage noise: 11 nV/√Hz
    • Operating temperature range:
      −40°C to +125°C
    • Rail-to-rail output swing
    • Unity gain stable
    • ±2.5 V to ±15 V operation

    AD8622 Pin Diagram

    Similar Products

    • ADA4077-2 a dual channel version in two grades offering lower offset and drift, higher bandwidth and slew rate with lower input bias current.
    • ADA4096-2 or ADA4096-4 a dual and quad with lower power, 30V, rail-to-rail input/output Op Amps.

    Design Tools,Models,Drivers & Software

    Title Content Type File Type
    Analog Filter Wizard 2.0
    The Analog Filter Wizard™ helps you design a low-pass, high-pass, band-pass or band-stop filter with actual op amps. It then simulates the filter’s performance with these op amps in real time. You can ask the tool to optimize for power, noise, or voltage range, and it will pick op amps and passive components appropriately. Or you can adjust the components manually yourself.
    ADIsim Design/Simulation Tools HTML
    AD8622 SPICE Macro Model SPICE Models HTML

    Evaluation Kits & Symbols & Footprints

    Evaluation Boards & KitsView the Evaluation Boards and Kits page for documentation and purchasing

    Symbols and Footprints— Analog Devices offers Symbols & Footprints which are compatible with a large set of today’s CAD systems for broader and easier support.

    Product Recommendations & Reference Designs

    Engineered. Tested. Ready to Integrate.
    Learn More

    SampleSample & Buy

    Price, packaging, availability

    AD8622 Model Options
    Model Package Pins Temp.
    Range
    Packing,
    Qty
    Price*(100-499) Price*1000 pcs RoHS View PCN/ PDN Check Inventory/
    Purchase/Sample
    AD8622ARMZ Status: Production 8 ld MSOP 8 Ind Tube, 50 $2.57 $1.96 Y  Material Info PCN Purchase Sample
    AD8622ARMZ-R7 Status: Production 8 ld MSOP 8 Ind Reel, 1000 - $1.96 Y  Material Info PCN Purchase
    AD8622ARMZ-REEL Status: Production 8 ld MSOP 8 Ind Reel, 3000 - $1.96 Y  Material Info PCN Purchase
    AD8622ARZ Status: Production 8 ld SOIC 8 Ind Tube, 98 $2.57 $1.96 Y  Material Info PCN Purchase Sample
    AD8622ARZ-REEL Status: Production 8 ld SOIC 8 Ind Reel, 2500 - $1.96 Y  Material Info PCN Purchase
    AD8622ARZ-REEL7 Status: Production 8 ld SOIC 8 Ind Reel, 1000 - $1.96 Y  Material Info PCN Purchase
    Price Table Help

    The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

    PRAOPAMP Evaluation Board
    Model Description Price RoHS View PCN/ PDN Check Inventory/
    Purchase/Sample
    EVAL-PRAOPAMP-1KSZ Status: Production Single 5 Lead SC70 (KS-5) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-1RJZ Status: Production Single 5-Lead SOT 23 (RJ-5) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-1RMZ Status: Production Single 8 Lead MSOP (RM-8) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-1RZ Status: Production Single 8-Lead SOIC (R-8) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-2RMZ Status: Production Dual 8-Lead MSOP (RM-8) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-2RZ Status: Production Dual 8-Lead SOIC (R-8) Eval Board $20.19 Yes -
    EVAL-PRAOPAMP-4RUZ Status: Production Quad 14-Lead TSSOP (RU-14) $20.19 Yes -
    EVAL-PRAOPAMP-4RZ Status: Production Quad 14-Lead SOIC (R-14) $20.19 Yes -

    Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.

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