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LT3480IDD#PBF - Analog Devices

Description: Linear Technology LT3480IDD#PBF, Step Down DC-DC Converter, 2A, Adjustable, 0.79 → 20 V, 10-Pin DFN

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LT3480IDD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT3480IDD#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DD 10-Lead Plastic DFN (3mm × 3mm)
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LT3480IDD#PBF - Analog Devices - 3D model - Small Outline No-lead - DD 10-Lead Plastic DFN (3mm × 3mm)
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LT3480IDD#PBF Details

  • Manufacturer Part Number:

    LT3480IDD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, LEAD FREE, PLASTIC, MO-229WEED-2, DFN-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    05-08-1699

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 0.79 TO 20V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    3.6 V

  • Input Voltage-Nom:

    10 V

  • JESD-30 Code:

    S-PDSO-N10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4 A

  • Output Voltage-Max:

    20 V

  • Output Voltage-Min:

    0.79 V

  • Output Voltage-Nom:

    0.79 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, 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:

    2700 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LT3480IDD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3480IDD#PBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and separating the analog and digital grounds. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure the LT3480IDD#PBF operates within its recommended operating conditions, make sure to provide a stable input voltage between 2.9V and 5.5V, and operate the device within the recommended temperature range of -40°C to 125°C. Also, ensure proper thermal management by providing adequate heat sinking and airflow.
  • Common pitfalls to avoid when designing with the LT3480IDD#PBF include incorrect pin connections, inadequate decoupling, and poor PCB layout. To troubleshoot issues, start by verifying the power supply voltage, checking for proper pin connections, and ensuring the device is operated within its recommended operating conditions. Use an oscilloscope to check for noise and oscillations, and consult the datasheet and application notes for guidance.
  • To optimize the performance of the LT3480IDD#PBF, ensure proper component selection, including the choice of input and output capacitors, inductors, and resistors. Optimize the PCB layout for minimal noise and EMI, and consider using shielding and filtering techniques to reduce noise. Additionally, adjust the device's compensation network to achieve optimal stability and transient response.
  • The LT3480IDD#PBF is commonly used in point-of-load (POL) converters, battery-powered devices, and other applications requiring high efficiency and low noise. To adapt the device to your specific design requirements, consider the input voltage range, output voltage requirements, and power rating. Consult the datasheet and application notes for guidance on component selection, PCB layout, and compensation network design.

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LT3480IDD#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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