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LTC3875IUJ#PBF - Analog Devices

Description: Switching Voltage Regulators Dual, 2-Phase, Synchronous Controller with Low Value DCR Sensing and Temperature Compensation

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LTC3875IUJ#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3875IUJ#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 40-Lead Plastic QFN (6mm × 6mm)
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LTC3875IUJ#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 40-Lead Plastic QFN (6mm × 6mm)
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LTC3875IUJ#PBF Details

  • Manufacturer Part Number:

    LTC3875IUJ#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    6 X 6 MM, LEAD FREE, PLASTIC, QFN-40

  • Pin Count:

    40

  • Manufacturer Package Code:

    05-08-1728

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    OUTPUT VOLTAGE RANGE FROM 0.6 VOLT TO 3.5 VOLT AND 0.6 VOLT TO 5 VOLT

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    S-PQCC-N40

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    3.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    720 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    6 mm

LTC3875IUJ#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 ADIsimPower tool can be used to simulate and optimize the compensation network.
  • The SS pin is the soft-start pin, which allows the user to control the startup sequence of the converter. By applying a voltage ramp to the SS pin, the user can control the rate at which the output voltage rises, reducing inrush current and minimizing startup stresses.
  • To ensure the LTC3875 operates within a safe operating area (SOA), the user should ensure that the input voltage, output voltage, and output current are within the recommended operating ranges specified in the datasheet. Additionally, the user should ensure that the thermal design is adequate to keep the junction temperature below the maximum rating.
  • The recommended layout and placement for the LTC3875 involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the IC. The datasheet provides a recommended layout and placement diagram.

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LTC3875IUJ#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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