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LF398S8#PBF - Analog Devices

Description: Precision Sample and Hold Amplifier in SO8 Package

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LF398S8#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8-Lead S8
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LF398S8#PBF - Analog Devices - 3D model - Small Outline Packages - 8-Lead S8
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LF398S8#PBF Details

  • Manufacturer Part Number:

    LF398S8#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    PLASTIC, SOP-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

  • Acquisition Time-Nom:

    16 µs

  • Amplifier Type:

    SAMPLE AND HOLD CIRCUIT

  • Analog Input Voltage-Max:

    11.5 V

  • Analog Input Voltage-Min:

    -11.5 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9025 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample and Hold / Track and Hold:

    SAMPLE

  • Seated Height-Max:

    1.752 mm

  • Supply Current-Max:

    6.5 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) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.899 mm

LF398S8#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LF398S8 involves keeping the input and output traces short and separate, using a solid ground plane, and placing the decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended compensation capacitor values and placement, and use a low-ESR output capacitor. Also, ensure the input and output impedance are matched, and the device is operated within the recommended voltage and current ranges.
  • The maximum safe operating area (SOA) for the LF398S8 is defined by the maximum voltage and current ratings. The device can operate safely up to 36V input voltage and 1.5A output current. However, it's recommended to derate the device by 20% to ensure reliable operation.
  • To protect the LF398S8 from overvoltage and overcurrent, use a voltage regulator with overvoltage protection (OVP) and overcurrent protection (OCP) features. Additionally, consider adding external protection devices such as TVS diodes and fuses to prevent damage from voltage spikes and current surges.
  • The thermal resistance of the LF398S8 package is typically around 30°C/W for the SOIC-8 package. This means that for every watt of power dissipation, the junction temperature will rise by 30°C above the ambient temperature.

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LF398S8#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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