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LT1491CN#PBF - Analog Devices

Description: Operational Amplifiers - Op Amps Quad uP R-to-R I/O Op Amp

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LT1491CN#PBF - Analog Devices - PCB symbol
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LT1491CN#PBF - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N Package 14-Lead PDIP (Narrow 0.300)
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LT1491CN#PBF - Analog Devices - 3D model - Dual-In-Line Packages - N Package 14-Lead PDIP (Narrow 0.300)
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LT1491CN#PBF Details

  • Manufacturer Part Number:

    LT1491CN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Package Description:

    0.300 INCH, PLASTIC, DIP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    05-08-1510 (N14)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    3

  • 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:

    1500 µV

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e3

  • Length:

    19.558 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:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    YES

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    3.937 mm

  • Slew Rate-Min:

    0.0357 V/us

  • Slew Rate-Nom:

    0.07 V/us

  • Supply Current-Max:

    0.085 mA

  • Supply Voltage Limit-Max:

    22 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    200

  • Voltage Gain-Min:

    70000

  • Wideband:

    NO

  • Width:

    7.62 mm

LT1491CN#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1491CN#PBF involves keeping the input and output traces short and separate, using a solid ground plane, and placing bypass capacitors close to the device. Additionally, it's recommended to use a Kelvin connection for the input and output pins to reduce noise and improve accuracy.
  • To ensure the LT1491CN#PBF operates within its specified temperature range, it's essential to provide adequate heat sinking, especially in high-power applications. The device's thermal pad should be connected to a copper plane on the PCB, and the PCB should be designed to dissipate heat efficiently. Additionally, the device's operating temperature should be monitored to prevent overheating.
  • Exceeding the maximum input voltage rating of the LT1491CN#PBF can cause permanent damage to the device, including latch-up or even destruction. It's essential to ensure that the input voltage remains within the specified range to prevent damage and ensure reliable operation.
  • To troubleshoot issues with the LT1491CN#PBF, start by verifying the device's input and output connections, ensuring they are correct and secure. Check the power supply voltage and ensure it's within the specified range. Use an oscilloscope to monitor the device's output and input signals, and check for any signs of oscillation or noise. If the issue persists, consult the datasheet and application notes for guidance or contact Analog Devices' technical support.
  • The LT1491CN#PBF is a high-reliability device, but it's essential to follow proper design and manufacturing practices to ensure its reliability in safety-critical applications. This includes following the device's recommended operating conditions, using proper PCB layout and design techniques, and implementing adequate testing and validation procedures.

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LT1491CN#PBF 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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