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LT3507AIUHF#PBF - Analog Devices

Description: PMIC - Voltage Regulators - Linear Switching 4 Output Step-Down (Buck) (3), Linear (LDO) (1) 900kHz ~ 1.1MHz 38-QFN (5x7)

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LT3507AIUHF#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT3507AIUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm) (Reference LTC DWG # 05-08-1701 Rev C)
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3D Models
LT3507AIUHF#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm) (Reference LTC DWG # 05-08-1701 Rev C)
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LT3507AIUHF#PBF Details

  • Manufacturer Part Number:

    LT3507AIUHF#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 7 MM, LEAD FREE, PLASTIC, MO-220WHKD, QFN-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1701

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    ALSO OPERATES AS LDO REGULATOR

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    CONSTANT FREQUENCY

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N38

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    6 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, 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:

    2500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

LT3507AIUHF#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3507AIUHF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a separate analog ground plane and to keep the power traces away from the analog signals.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, make sure to decouple the input and output with suitable capacitors, and use a compensation network if necessary. It's also recommended to simulate the design using SPICE models and to test the prototype thoroughly.
  • The LT3507AIUHF can operate in ambient temperatures up to 125°C, but the junction temperature should not exceed 150°C. It's essential to ensure proper thermal management, such as using a heat sink or a thermally conductive PCB, to prevent overheating.
  • Yes, the LT3507AIUHF is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is suitable for use in harsh environments. However, it's essential to follow the recommended design and testing guidelines to ensure the device meets the specific requirements of the application.
  • To troubleshoot issues with the LT3507AIUHF, start by checking the input and output voltages, and the current consumption. Verify that the device is properly powered and that the input and output capacitors are correctly connected. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes, or contact Analog Devices' technical support for further assistance.

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LT3507AIUHF#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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