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LT1490ACMS8#TRPBF - Analog Devices

Description: Operational Amplifiers - Op Amps Dual uP R-to-R I/O OA

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LT1490ACMS8#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP
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LT1490ACMS8#TRPBF - Analog Devices  - 3D model - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP
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LT1490ACMS8#TRPBF Details

  • Manufacturer Part Number:

    LT1490ACMS8#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1660

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.008 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    98 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    1350 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -22 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °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

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Min:

    0.02 V/us

  • Slew Rate-Nom:

    0.07 V/us

  • Supply Current-Max:

    0.055 mA

  • Supply Voltage Limit-Max:

    22 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    200

  • Voltage Gain-Min:

    75000

  • Wideband:

    NO

  • Width:

    3 mm

LT1490ACMS8#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1490 involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure stability in high-gain configurations, it's essential to follow the recommended compensation network and component values, and to minimize parasitic capacitance and inductance in the feedback loop. Additionally, consider adding a small capacitor (e.g., 10pF) in parallel with the feedback resistor to improve stability.
  • The maximum power dissipation of the LT1490 is dependent on the package type and ambient temperature. For the MS8 package, the maximum power dissipation is approximately 1.4W. To calculate power dissipation, use the formula: Pd = (Vcc x Icc) + (Vout x Iout), where Vcc is the supply voltage, Icc is the quiescent current, Vout is the output voltage, and Iout is the output current.
  • Yes, the LT1490 can be used as a unity-gain buffer. However, it's essential to ensure that the input impedance is high enough to avoid loading the input signal, and to consider the output impedance and capacitive loading to maintain stability.
  • To protect the LT1490 from overvoltage and ESD damage, use voltage clamps or transient voltage suppressors on the input and output pins, and follow proper ESD handling and storage procedures. Additionally, consider adding a series resistor and TVS diode to the input pins for added protection.

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LT1490ACMS8#TRPBF 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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