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LTC3851AIUD#TRPBF - Analog Devices

Description: Synchronous Step-Down Switching Regulator Controller

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LTC3851AIUD#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UD Package- 16-Lead Plastic QFN (3mm × 3mm)
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LTC3851AIUD#TRPBF - Analog Devices  - 3D model - Quad Flat No-Lead - UD Package- 16-Lead Plastic QFN (3mm × 3mm)
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LTC3851AIUD#TRPBF Details

  • Manufacturer Part Number:

    LTC3851AIUD#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1691

  • 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 0.8 TO 5.5V

  • 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:

    S-PQCC-N16

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °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:

    HVQCCN

  • Package Equivalence Code:

    LCC16,.11SQ,20

  • Package Shape:

    SQUARE

  • 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:

    BUCK

  • Switching Frequency-Max:

    810 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

LTC3851AIUD#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3851AIUD 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.
  • The selection of external components such as inductors, capacitors, and resistors depends on the specific application requirements. Refer to the datasheet's component selection guidelines and use online tools such as the LTpowerCAD design tool to help with component selection and optimization.
  • The LTC3851AIUD is rated for operation from -40°C to 125°C. However, the maximum ambient temperature range may be limited by the specific application and the thermal design of the system. Refer to the datasheet's thermal considerations section for more information.
  • Troubleshooting issues with the LTC3851AIUD involves identifying the symptoms, checking the PCB layout and component values, and using tools such as oscilloscopes and logic analyzers to debug the issue. Refer to the datasheet's troubleshooting section and application notes for more guidance.
  • Yes, the LTC3851AIUD is compatible with lead-free soldering processes. The device is RoHS compliant and can be soldered using lead-free soldering techniques. Refer to the datasheet's packaging and assembly section for more information.

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LTC3851AIUD#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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