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LTC3546IFE#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC3546IFE#PBF - BUCK, SYNCH, DUAL, 2A, 28TSSOP

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LTC3546IFE#PBF - Analog Devices - PCB symbol
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LTC3546IFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 28-Lead Plastic TSSOP (4.4mm)
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LTC3546IFE#PBF - Analog Devices - 3D model - Small Outline Packages - 28-Lead Plastic TSSOP (4.4mm)
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LTC3546IFE#PBF Details

  • Manufacturer Part Number:

    LTC3546IFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1663 (EB)

  • Country Of Origin:

    Thailand

  • 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:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Output Voltage-Max:

    5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • 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:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PHASE-SHIFT

  • Switching Frequency-Max:

    4000 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LTC3546IFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3546IFE#PBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a separate analog ground plane and to keep the digital and analog signals separate to reduce noise and interference.
  • The choice of input and output capacitors for the LTC3546IFE#PBF depends on the specific application requirements. In general, low-ESR ceramic capacitors with a value of 10uF to 22uF are recommended for the input and output capacitors. The capacitor selection should also consider the voltage rating, ripple current rating, and temperature coefficient.
  • The LTC3546IFE#PBF can operate in an ambient temperature range of -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures, and it's recommended to derate the device's performance according to the temperature derating curve provided in the datasheet.
  • Yes, the LTC3546IFE#PBF is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is also suitable for other high-reliability applications such as industrial, medical, and aerospace.
  • To troubleshoot issues with the LTC3546IFE#PBF, start by checking the PCB layout and ensuring that it meets the recommended layout guidelines. Check the input and output voltage levels, and ensure that the capacitors are properly selected and placed. Use an oscilloscope to check for oscillation or instability, and consult the datasheet and application notes for troubleshooting guidelines.

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LTC3546IFE#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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