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LTC3838EUHF-1#TRPBF - Analog Devices

Description: Dual, Fast, Accurate Step-Down DC/DC Controller with Dual Differential Output Sensing

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PCB Footprints
LTC3838EUHF-1#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm) (Reference LTC DWG # 05-08-1701 Rev C)
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3D Models
LTC3838EUHF-1#TRPBF - Analog Devices  - 3D model - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm) (Reference LTC DWG # 05-08-1701 Rev C)
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LTC3838EUHF-1#TRPBF Details

  • Manufacturer Part Number:

    LTC3838EUHF-1#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 7 MM, LEAD FREE, PLASTIC, MO-220WHKD, QFN-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1701

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    OUTPUT VOLTAGE RANGE FROM 0.6 VOLT TO 5.5 VOLT

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    CONTROLLED ON TIME

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PQCC-N38

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2000 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

LTC3838EUHF-1#TRPBF Frequently Asked Questions (FAQs)

  • Analog Devices provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using shielded components to reduce EMI.
  • The datasheet provides guidelines for selecting external components such as inductors, capacitors, and resistors. Additionally, Analog Devices provides a component selection guide and a design tool to help with component selection.
  • The maximum ambient temperature range for the LTC3838EUHF-1#TRPBF is -40°C to 125°C, but it's recommended to derate the device's performance at higher temperatures to ensure reliable operation.
  • Analog Devices provides a troubleshooting guide in the datasheet, which covers common issues such as oscillation, overvoltage, and undervoltage. Additionally, engineers can use oscilloscopes and other diagnostic tools to identify and fix issues.
  • Yes, the LTC3838EUHF-1#TRPBF is compatible with lead-free soldering, but it's recommended to follow the recommended soldering profile and temperature guidelines to ensure reliable assembly.

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LTC3838EUHF-1#TRPBF 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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