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LT1457S8#PBF - Analog Devices

Description: Precision Amplifiers Dual, Precision JFET Input Op Amp ■ Handles 10,000pF Capacitive Load ■ 450µV Max Offset Voltage ■ 1200µV Max Offset Voltage in S8 Package ■ 50pA Bias Current at 70°C ■ 13nV/√Hz Voltage Noise ■ 4V/µs Slew Rate ■ 4µV/°C Drift ■ 130dB Channel Separation

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LT1457S8#PBF - Analog Devices - PCB symbol
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LT1457S8#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8 Package 8-Lead Plastic SOIC
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LT1457S8#PBF - Analog Devices - 3D model - Small Outline Packages - S8 Package 8-Lead Plastic SOIC
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LT1457S8#PBF Details

  • Manufacturer Part Number:

    LT1457S8#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    PLASTIC, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1610 (S8)

  • 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):

    0.0009 µA

  • Bias Current-Max (IIB) @25C:

    0.000075 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    95 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    2300 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

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • 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

  • Slew Rate-Min:

    2 V/us

  • Slew Rate-Nom:

    4 V/us

  • Supply Current-Max:

    7.6 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    1700

  • Voltage Gain-Min:

    80000

  • Wideband:

    NO

  • Width:

    3.9 mm

LT1457S8#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1457S8 involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended compensation network, use a minimum output capacitance of 10uF, and avoid using capacitors with high ESR. Also, ensure that the input voltage is within the recommended range and the output current is within the specified limits.
  • The maximum ambient temperature range for the LT1457S8 is -40°C to 125°C. However, the device's performance may degrade at higher temperatures, and the output voltage may drop. It's recommended to derate the output current and voltage at higher temperatures.
  • Yes, the LT1457S8 is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is manufactured using a high-reliability process. However, it's recommended to consult with Analog Devices' application engineers to ensure that the device meets the specific requirements of your application.
  • To troubleshoot issues with the LT1457S8, start by checking the input voltage, output voltage, and output current. Verify that the device is properly soldered and that the PCB layout is correct. Check for oscillations, noise, or instability, and ensure that the compensation network is correct. If the issue persists, consult the datasheet and application notes, or contact Analog Devices' technical support.

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LT1457S8#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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