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LTC3889EUKG#PBF - Analog Devices

Description: IC REG BUCK PROG DL 52QFN

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PCB Footprints
LTC3889EUKG#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 52-Lead Plastic QFN (7mm × 8mm)-
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LTC3889EUKG#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - 52-Lead Plastic QFN (7mm × 8mm)-
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LTC3889EUKG#PBF Details

  • Manufacturer Part Number:

    LTC3889EUKG#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-52/46

  • Pin Count:

    52

  • Manufacturer Package Code:

    05-08-1947

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-11-16

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    60 V

  • Input Voltage-Min:

    5 V

  • Input Voltage-Nom:

    16 V

  • JESD-30 Code:

    R-PQCC-N46

  • JESD-609 Code:

    e3

  • Length:

    8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    46

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    40 V

  • Output Voltage-Min:

    1 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC46/52,.28X.32,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    400 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    7 mm

LTC3889EUKG#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the VIN pin is 28V, but it's recommended to keep it below 24V for optimal performance and reliability.
  • The compensation network can be optimized by following the guidelines in the datasheet and using the provided equations to calculate the values of the compensation components. Additionally, the LTC3889 demo board can be used as a reference design.
  • The minimum ESR required for the output capacitors is 5mΩ, but it's recommended to use capacitors with an ESR of 1mΩ or less for optimal performance.
  • Yes, the LTC3889 is rated for operation up to 125°C, but the maximum junction temperature should not exceed 150°C. It's recommended to use a heat sink and ensure good thermal design to maintain a safe operating temperature.
  • The switching frequency of multiple LTC3889 devices can be synchronized by connecting the SYNC pin of each device to a common clock signal. The clock signal should be within the recommended frequency range of 250kHz to 2MHz.

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LTC3889EUKG#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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