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LT3570EFE#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT3570EFE#PBF - IC, BUCK/BOOST CONV, 1.5A, 20TSSOP

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LT3570EFE#PBF - Analog Devices - PCB symbol
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LT3570EFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE (LTC DWG # 05-08-1663 Rev L)
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LT3570EFE#PBF - Analog Devices - 3D model - Small Outline Packages - FE (LTC DWG # 05-08-1663 Rev L)
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LT3570EFE#PBF Details

  • Manufacturer Part Number:

    LT3570EFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.40 MM, LEAD FREE, PLASTIC, TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1663 (CB)

  • Country Of Origin:

    Thailand

  • 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:

    36 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    3.1 A

  • Output Voltage-Min:

    0.8 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:

    BUCK-BOOST

  • Switching Frequency-Max:

    2750 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LT3570EFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3570EFE#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 and digital ground plane to reduce noise and interference.
  • When selecting an inductor for the LT3570EFE#PBF, consider the inductor's value, saturation current, and DC resistance. A good starting point is to choose an inductor with a value between 1uH to 10uH, a saturation current greater than the peak current of the converter, and a DC resistance less than 100mΩ.
  • The LT3570EFE#PBF can operate in an ambient temperature range of -40°C to 125°C. However, the device's performance and reliability may degrade at higher temperatures, so it's recommended to keep the ambient temperature below 85°C for optimal performance.
  • Yes, the LT3570EFE#PBF is suitable for high-reliability applications. It's manufactured using a high-reliability process, and it's qualified to meet the requirements of various industries, including automotive, industrial, and medical. However, it's recommended to follow proper design and manufacturing practices to ensure the device's reliability in the specific application.
  • To troubleshoot issues with the LT3570EFE#PBF, start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and that the input and output capacitors are properly sized. Use an oscilloscope to check for noise and oscillations, and consult the datasheet and application notes for guidance on troubleshooting common issues.

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LT3570EFE#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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