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LTC3548EDD-2#PBF - Analog Devices

Description: Switching Voltage Regulators DC/DC Regulator Fixed/Adjustable 1.8V/0.8A &0.6V to 5V

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LTC3548EDD-2#PBF - Analog Devices - PCB symbol
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LTC3548EDD-2#PBF - 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-2#PBF - Analog Devices - 3D model - Small Outline No-lead - DD Package 10-Lead Plastic DFN (3mm × 3mm)_
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LTC3548EDD-2#PBF Details

  • Manufacturer Part Number:

    LTC3548EDD-2#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:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    CONSTANT FREQUENCY

  • 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:

    1.836 V

  • Output Voltage-Min:

    1.755 V

  • Output Voltage-Nom:

    1.8 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:

    SINGLE

  • 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-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3548EDD-2#PBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and separating the analog and digital signal traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to reduce noise and EMI.
  • To prevent overheating, ensure that the LTC3548EDD-2#PBF is operated within its recommended operating conditions, including a junction temperature (TJ) of -40°C to 125°C, a supply voltage (VIN) of 2.5V to 5.5V, and an output current (IOUT) of up to 2A. Also, ensure good thermal conductivity between the IC and the PCB, and consider using a heat sink if necessary.
  • When selecting input and output capacitors for the LTC3548EDD-2#PBF, consider the following factors: capacitance value, equivalent series resistance (ESR), and voltage rating. A good starting point is to use ceramic capacitors with a capacitance value of 10uF to 22uF, an ESR of less than 100mΩ, and a voltage rating of at least 6.3V. Additionally, consider the capacitor's temperature coefficient and its ability to handle the expected ripple current.
  • To troubleshoot issues with the LTC3548EDD-2#PBF, start by checking the input voltage, output voltage, and output current using an oscilloscope or a multimeter. Verify that the input and output capacitors are properly selected and installed. Check for any signs of overheating, such as excessive temperature or thermal shutdown. Also, review the PCB layout and ensure that it meets the recommended layout guidelines. If the issue persists, consult the datasheet and application notes for further guidance.
  • Yes, the LTC3548EDD-2#PBF can be used in high-reliability or high-availability applications, but it's essential to consider the IC's reliability and fault tolerance. Ensure that the IC is operated within its recommended operating conditions, and consider using redundancy or fault-tolerant design techniques to mitigate the risk of failure. Additionally, follow proper PCB design and manufacturing guidelines to minimize the risk of defects or failures.

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LTC3548EDD-2#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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Part Image LTC3548EDD-2 Analog Devices Inc

Switching Regulator, Current-mode, 1.6A, 2700kHz Switching Freq-Max, CMOS, PDSO10