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AD8221TRMZ-EP - Analog Devices

Description: Instrumentation Amplifiers Precision Instrumentation Amplifier

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AD8221TRMZ-EP - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-08-2022
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AD8221TRMZ-EP - Analog Devices - 3D model - Small Outline Packages - RM-08-2022
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AD8221TRMZ-EP Details

  • Manufacturer Part Number:

    AD8221TRMZ-EP

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.00375 µA

  • Bandwidth (3dB)-Nom:

    0.825 MHz

  • Common-mode Reject Ratio-Min:

    80 dB

  • Input Offset Current-Max (IIO):

    0.00225 µA

  • Input Offset Voltage-Max:

    150 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.005%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    2.5 V/us

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Gain-Max:

    1000

  • Voltage Gain-Min:

    1

  • Width:

    3 mm

AD8221TRMZ-EP Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8221TRMZ-EP involves keeping the input and output traces separate, using a ground plane, and placing the device close to the signal source. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground plane to minimize noise and crosstalk.
  • To ensure proper biasing, connect the VPOS and VNEG pins to a stable voltage source, and ensure the voltage difference between VPOS and VNEG is within the recommended range (typically 2.7V to 5.5V). Also, decouple the power pins with 10uF and 100nF capacitors to minimize noise and ripple.
  • The AD8221TRMZ-EP can handle input voltages up to ±VPOS (or ±VNEG) without damage. However, it's recommended to limit the input voltage to ±1.5V to ensure optimal performance and prevent damage from excessive voltage swings.
  • To optimize the gain and bandwidth, adjust the gain-setting resistors (Rg) and the feedback capacitor (Cf) according to the datasheet equations. For higher gain, use smaller Rg values, and for higher bandwidth, use smaller Cf values. However, be aware of the trade-off between gain and bandwidth, as increasing one may compromise the other.
  • The AD8221TRMZ-EP has a maximum junction temperature (TJ) of 150°C. To ensure reliable operation, keep the device within the recommended operating temperature range (-40°C to 125°C), and provide adequate heat sinking and airflow to prevent overheating. Also, consider using thermal pads or heat sinks to dissipate heat.

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AD8221TRMZ-EP 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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Instrumentation Amplifier, 1 Func, 150uV Offset-Max, 0.825MHz Band Width, PDSO8