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LTC3851EMSE#PBF - Analog Devices

Description: Synchronous Step-Down Switching Regulator Controller

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LTC3851EMSE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MSE Package 16-Lead Plastic MSOP, Exposed Die Pad
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LTC3851EMSE#PBF - Analog Devices - 3D model - Small Outline Packages - MSE Package 16-Lead Plastic MSOP, Exposed Die Pad
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LTC3851EMSE#PBF Details

  • Manufacturer Part Number:

    LTC3851EMSE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1667

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • 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-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.05 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP16,.19,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    790 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LTC3851EMSE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3851EMSE involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input capacitors close to the IC. A 4-layer board with a dedicated power plane is recommended. Refer to the datasheet's layout guidelines and application notes for more details.
  • Choose input capacitors with low ESR, high ripple current rating, and a voltage rating that exceeds the maximum input voltage. X5R or X7R ceramic capacitors or film capacitors are good options. The datasheet recommends a minimum capacitance of 10uF, but you may need larger values depending on your specific application.
  • The maximum ambient temperature for the LTC3851EMSE is 85°C, but the junction temperature (TJ) should not exceed 125°C. You should ensure that the device is properly cooled and that the thermal design is adequate for your application.
  • Yes, the LTC3851EMSE is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard and is available in a variety of grades, including the 'MP' grade for automotive applications. However, you should consult with Analog Devices' support team to ensure that the device meets your specific requirements.
  • Start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and that the feedback loop is stable. Check for thermal issues, PCB layout problems, and component failures. Consult the datasheet, application notes, and Analog Devices' support resources for more troubleshooting guidance.

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LTC3851EMSE#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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