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AD8278BRZ - Analog Devices

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

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AD8278BRZ - Analog Devices - PCB symbol
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PCB Footprints
AD8278BRZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-8 (SOIC)
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AD8278BRZ - Analog Devices - 3D model - Small Outline Packages - R-8 (SOIC)
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AD8278BRZ Details

  • Manufacturer Part Number:

    AD8278BRZ

  • 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:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Bandwidth (3dB)-Nom:

    0.55 MHz

  • Common-mode Reject Ratio-Min:

    86 dB

  • Input Offset Voltage-Max:

    200 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.0012%

  • 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:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 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:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

AD8278BRZ Frequently Asked Questions (FAQs)

  • The AD8278BRZ is a high-frequency device, so it's essential to follow good layout and placement practices to minimize noise and ensure optimal performance. Keep the input and output traces short and away from each other, and use a solid ground plane to reduce noise. Place the device close to the input signal source and use a low-ESR capacitor for decoupling.
  • To optimize the gain and bandwidth of the AD8278BRZ, adjust the gain resistors (Rg) and the feedback capacitor (Cf) according to the desired gain and bandwidth requirements. A higher gain resistor value will increase the gain, while a smaller feedback capacitor value will increase the bandwidth. However, be careful not to compromise stability or introduce oscillations.
  • For optimal performance, use a low-ESR capacitor (e.g., 10uF ceramic) placed as close as possible to the device's power pins. Additionally, consider adding a 100nF capacitor in parallel to filter high-frequency noise. Ensure the power supply is well-regulated and has a low noise floor to minimize the impact on the AD8278BRZ's performance.
  • To minimize EMI and RFI, use a shielded enclosure, and ensure the device is placed away from noise sources. Use a common-mode choke or a ferrite bead on the input lines to filter out high-frequency noise. Additionally, consider adding a shielded cable or a twisted pair for the input signals to reduce electromagnetic radiation.
  • The AD8278BRZ has a maximum junction temperature of 150°C. Ensure good airflow around the device, and consider using a heat sink or a thermal pad to dissipate heat. Avoid placing the device near heat sources or in areas with high ambient temperatures. Monitor the device's temperature and adjust the thermal management strategy accordingly.

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AD8278BRZ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD827, or try a keyword search, such as Instrumentation Amplifiers

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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