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LTC3868EUFD-1#PBF - Analog Devices

Description: Low IQ, Dual 2-Phase Synchronous Step-Down Controller

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LTC3868EUFD-1#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3868EUFD-1#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFD 28-Lead Plastic QFN (4mm × 5mm)
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LTC3868EUFD-1#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UFD 28-Lead Plastic QFN (4mm × 5mm)
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LTC3868EUFD-1#PBF Details

  • Manufacturer Part Number:

    LTC3868EUFD-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4 X 5 MM, LEAD FREE, PLASTIC, MO-220, 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 IN ADJUSTABLE MODE FROM 0.8V TO 14V

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    24 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 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 Voltage-Max:

    14 V

  • Output Voltage-Min:

    0.8 V

  • Output Voltage-Nom:

    5.1 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • 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:

    900 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

LTC3868EUFD-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3868EUFD-1 involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer board with a dedicated power plane is recommended. Refer to the Analog Devices application note AN136 for more details.
  • The selection of external components such as inductors, capacitors, and resistors depends on the specific application requirements. Refer to the datasheet and application notes for guidelines on component selection. Additionally, Analog Devices provides a Power Management Design Tool that can help with component selection and simulation.
  • The LTC3868EUFD-1 is rated for operation from -40°C to 125°C ambient temperature. However, the device's performance and reliability may be affected at extreme temperatures. Refer to the datasheet for thermal derating information and ensure proper thermal management in the system design.
  • Troubleshooting issues with the LTC3868EUFD-1 involves identifying the root cause of the problem. Check the PCB layout, component selection, and soldering quality. Use oscilloscopes and other measurement tools to analyze the waveforms and identify any anomalies. Refer to the datasheet and application notes for troubleshooting guidelines and contact Analog Devices support for further assistance.
  • Yes, the LTC3868EUFD-1 is compatible with lead-free soldering processes. The device is RoHS compliant and can be soldered using lead-free soldering techniques. However, ensure that the soldering process is done according to the recommended temperature profile and guidelines to avoid damaging the device.

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LTC3868EUFD-1#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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