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LT1679CS#PBF - Analog Devices

Description: LT1679CS#PBF, Quad Operational Amplifier 20MHz Rail-Rail, 3 V, 5 V, 14-Pin SO14

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LT1679CS#PBF - Analog Devices - PCB symbol
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LT1679CS#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 14-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1679CS#PBF - Analog Devices - 3D model - Small Outline Packages - 14-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1679CS#PBF Details

  • Manufacturer Part Number:

    LT1679CS#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SO-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    05-08-1610 (S14)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.035 µA

  • Bias Current-Max (IIB) @25C:

    0.02 µA

  • Common-mode Reject Ratio-Min:

    96 dB

  • Common-mode Reject Ratio-Nom:

    124 dB

  • Frequency Compensation:

    NO

  • Input Offset Current-Max (IIO):

    0.035 µA

  • Input Offset Voltage-Max:

    350 µV

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.649 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 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:

    SOP

  • Package Equivalence Code:

    SOP14,.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:

    1.752 mm

  • Slew Rate-Min:

    3.5 V/us

  • Slew Rate-Nom:

    5.8 V/us

  • Supply Current-Max:

    18 mA

  • Supply Voltage Limit-Max:

    18 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:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    19000

  • Voltage Gain-Min:

    500000

  • Wideband:

    NO

  • Width:

    3.899 mm

LT1679CS#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1679CS involves keeping the input and output traces short and away from each other, 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 ensure that the input and output impedance are matched. Additionally, using a low-ESR output capacitor and a high-quality input capacitor can help improve stability.
  • The maximum power dissipation of the LT1679CS is dependent on the package type and the ambient temperature. The maximum power dissipation can be calculated using the formula: Pd = (VIN - VOUT) x IOUT + VIN x IGND, where Pd is the power dissipation, VIN is the input voltage, VOUT is the output voltage, IOUT is the output current, and IGND is the ground current.
  • The LT1679CS is rated for operation up to 125°C, but the device's performance and reliability may degrade at high temperatures. It's essential to follow the recommended operating conditions and derate the device's performance accordingly. Additionally, using a heat sink or a thermally-enhanced package can help improve the device's thermal performance.
  • To troubleshoot oscillations or instability issues in the LT1679CS, start by checking the PCB layout and ensuring that the input and output traces are short and well-separated. Verify that the compensation network is correctly implemented, and that the input and output capacitors are of high quality. Also, check for any signs of overheating or excessive power dissipation.

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LT1679CS#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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