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MAX4081SASA+ - Analog Devices

Description: 76V, High-Side, Current-Sense Amplifiers with Voltage Output

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MAX4081SASA+ - Analog Devices - PCB symbol
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MAX4081SASA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 SO
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3D Models
MAX4081SASA+ - Analog Devices - 3D model - Small Outline Packages - 8 SO
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MAX4081SASA+ Details

  • Manufacturer Part Number:

    MAX4081SASA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2002-11-04

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    12 µA

  • Common-mode Reject Ratio-Min:

    100 dB

  • Common-mode Reject Ratio-Nom:

    124 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    1200 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Low-Bias:

    NO

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.19 mA

  • Supply Voltage Limit-Max:

    80 V

  • Supply Voltage-Nom (Vsup):

    48 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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:

    150

  • Wideband:

    NO

  • Width:

    3.9 mm

MAX4081SASA+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX4081SASA+ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the current sense resistor. Additionally, it's recommended to use a Kelvin connection to the sense resistor and to keep the signal traces short and shielded.
  • Calibration of the MAX4081SASA+ involves adjusting the zero-scale offset and gain to match the specific application requirements. This can be done by applying a known current to the sense resistor and adjusting the offset and gain registers accordingly. It's also important to consider temperature compensation and to calibrate the device over the entire operating temperature range.
  • The MAX4081SASA+ can measure currents up to ±3A, and it has an overcurrent detection feature that can be used to detect and respond to overcurrent conditions. The device has a built-in overcurrent threshold that can be set to a specific value, and it will generate an alert signal when the current exceeds this threshold.
  • The MAX4081SASA+ has a high common-mode rejection ratio (CMRR) and can handle common-mode voltages up to ±12V. The recommended common-mode voltage range is ±5V to ensure accurate measurements and to prevent damage to the device.
  • The power consumption of the MAX4081SASA+ is typically around 1.5mA, but it can be reduced by using the device's power-down mode or by reducing the clock frequency. Additionally, using a lower supply voltage and optimizing the PCB layout can also help reduce power consumption.

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MAX4081SASA+ 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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