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LTC3869EUFD#PBF - Analog Devices

Description: Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QFN (4x5)

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LTC3869EUFD#PBF Details

  • Manufacturer Part Number:

    LTC3869EUFD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 4 MM, LEAD FREE, PLASTIC, MO-220WXXX-X, QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1712

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    ALSO OPERATES AS LDO REGULATOR, OPERATES IN ADJUSTABLE MODE FROM 0.6 TO 12.5V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    12.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PHASE-SHIFT

  • Switching Frequency-Max:

    850 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • 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:

    4 mm

LTC3869EUFD#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LTC3869EUFD can handle is 60V, but it's recommended to operate within the 4.5V to 55V range for optimal performance.
  • To optimize the compensation network, use the datasheet's recommended values for the compensation components (R1, R2, C1, and C2) and adjust them based on the specific application's requirements. You can also use Analog Devices' online compensation tool to help with the design.
  • The minimum input capacitance required for the LTC3869EUFD is 10uF, but it's recommended to use a higher value (e.g., 22uF) to ensure stable operation.
  • The LTC3869EUFD is rated for operation up to 125°C, but it's essential to consider the thermal design and ensure proper heat sinking to maintain reliable operation.
  • To ensure output voltage accuracy, use a high-precision voltage reference (e.g., the LTC6655-5) and follow the datasheet's guidelines for setting the output voltage. Additionally, consider the tolerance of the external resistors used to set the output voltage.

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LTC3869EUFD#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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Part Image LTC3869EUFD#TRPBF Linear Technology

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Part Image LTC3869EUFD#PBF Linear Technology

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Part Image LTC3869IUFD#TRPBF Linear Technology

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