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LTC3548EDD#TRPBF - Analog Devices

Description: Buck, Buck-Boost Switching Regulator IC Positive Adjustable 0.6V 2 Output 400mA, 800mA 10-WFDFN Exposed Pad

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LTC3548EDD#TRPBF - Analog Devices - PCB symbol
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LTC3548EDD#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DD Package 10-Lead Plastic DFN (3mm × 3mm)
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LTC3548EDD#TRPBF - Analog Devices - 3D model - Small Outline No-lead - DD Package 10-Lead Plastic DFN (3mm × 3mm)
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LTC3548EDD#TRPBF Details

  • Manufacturer Part Number:

    LTC3548EDD#TRPBF

  • 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:

    10

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 0.6V TO 5V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.6 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:

    85 °C

  • Output Current-Max:

    1.6 A

  • Output Voltage-Max:

    5 V

  • Output Voltage-Min:

    0.6 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

  • Supply Current-Max (Isup):

    0.95 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2700 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • 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

LTC3548EDD#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3548EDD involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To optimize the performance of the LTC3548EDD, consider the specific requirements of your application, such as output voltage, current, and noise tolerance. Adjust the external component values, such as the inductor and capacitors, to achieve the desired performance. Additionally, consider the thermal management and heat dissipation of the IC.
  • The LTC3548EDD has a maximum junction temperature of 125°C. To ensure reliable operation, it's essential to provide adequate heat dissipation, such as using a heat sink or a thermal pad, and to keep the ambient temperature below 85°C. Monitor the IC's temperature and adjust the thermal design as needed.
  • To troubleshoot issues with the LTC3548EDD, start by verifying the input voltage, output voltage, and current. Check for proper component values, PCB layout, and thermal management. Use an oscilloscope to monitor the output voltage and current waveforms, and consult the datasheet and application notes for guidance.
  • The LTC3548EDD is a switching regulator, which can generate EMI and EMC issues. To minimize these issues, use a shielded inductor, keep the input and output capacitors close to the IC, and use a common-mode choke or ferrite bead on the input and output lines. Additionally, consider using a metal shield or a Faraday cage to enclose the PCB.

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LTC3548EDD#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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