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AD8278ARMZ-R7 - Analog Devices

Description: Low Power, Wide Supply Range, Low Cost Difference Amplifiers, G = ½, 2

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AD8278ARMZ-R7 - Analog Devices - PCB symbol
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AD8278ARMZ-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-08
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AD8278ARMZ-R7 - Analog Devices - 3D model - Small Outline Packages - RM-08
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AD8278ARMZ-R7 Details

  • Manufacturer Part Number:

    AD8278ARMZ-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    ROHS COMPLIANT, MO-187AA, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Bandwidth (3dB)-Nom:

    0.55 MHz

  • Common-mode Reject Ratio-Min:

    80 dB

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.001%

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    1.4 V/us

  • Supply Current-Max:

    0.25 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

AD8278ARMZ-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the AD8278 involves keeping the input and output traces separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, using a 4-layer PCB with a dedicated analog ground plane can help reduce noise and improve performance.
  • The gain resistor values for the AD8278 can be calculated using the formula: Rg = (Vout / Vin) x Rf. The gain resistor values should be chosen based on the desired gain and input signal range. It's also important to consider the tolerance and temperature coefficient of the resistors to ensure accurate gain and stability.
  • The maximum input voltage that the AD8278 can handle is ±Vsupply + 0.3V. Exceeding this voltage can damage the device. It's recommended to use input protection circuitry, such as clamping diodes or voltage-limiting resistors, to prevent overvoltage conditions.
  • The AD8278 is specified to operate from -40°C to +125°C. To ensure operation within this range, the device should be mounted on a PCB with good thermal conductivity, and the ambient temperature should be monitored to prevent overheating. Additionally, the device should be derated for high-temperature operation to prevent thermal runaway.
  • The recommended power-up sequence for the AD8278 is to apply the power supplies (Vcc and Vee) simultaneously, followed by the input signals. This ensures that the device powers up in a controlled manner and prevents latch-up or damage.

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AD8278ARMZ-R7 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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