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LTC4381ADKE-4#PBF - Analog Devices

Description: Low Quiescent Current eFuse with Surge Protection

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LTC4381ADKE-4#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC4381ADKE-4#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DKE 32-Lead Plastic DFN (7mm × 5mm)
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3D Models
LTC4381ADKE-4#PBF - Analog Devices - 3D model - Small Outline No-lead - DKE 32-Lead Plastic DFN (7mm × 5mm)
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LTC4381ADKE-4#PBF Details

  • Manufacturer Part Number:

    LTC4381ADKE-4#PBF

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    LFCSP:LEADFRM CHIP SCALE

  • Package Description:

    DFN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    LFCSP:LEADFRM CHIP SCALE

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2021-04-15

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Additional Feature:

    AUTOMATIC RETRY

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    INPUT FAULT PROTECTION CONTROLLER

  • JESD-30 Code:

    R-PDSO-N32

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    solcc32,.2,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    0.03 mA

  • Supply Voltage-Max (Vsup):

    72 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    5 mm

LTC4381ADKE-4#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4381 involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a separate analog and digital ground plane to minimize noise coupling.
  • The input and output capacitors should be chosen based on the specific application requirements. For the input capacitor, a low-ESR ceramic capacitor with a value between 1uF to 10uF is recommended. For the output capacitor, a low-ESR ceramic or film capacitor with a value between 10uF to 100uF is recommended. The capacitor values and types should be chosen to ensure stability and optimal performance.
  • The LTC4381 is rated for operation from -40°C to 125°C ambient temperature range. However, the device's performance and reliability may be affected at extreme temperatures, so it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
  • The LTC4381 has a specific power-up and power-down sequence that should be followed to ensure proper operation. The device should be powered up by applying the input voltage (VIN) before the enable pin (EN) is asserted. During power-down, the enable pin should be de-asserted before the input voltage is removed.
  • The recommended input voltage range for the LTC4381 is 2.9V to 5.5V. Operating the device outside of this range may affect its performance and reliability.

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LTC4381ADKE-4#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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