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LTC7815EUHF#PBF - Analog Devices

Description: Buck, Buck, Boost Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 38-QFN (5x7) , 4.5V ~ 38V , 0°C ~ 85°C (TJ)

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LTC7815EUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm)_2025-1
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LTC7815EUHF#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm)_2025-1
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LTC7815EUHF#PBF Details

  • Manufacturer Part Number:

    LTC7815EUHF#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    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:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    4.5 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 Voltage-Max:

    60 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC38,.2X.28,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    2400 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

LTC7815EUHF#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LTC7815EUHF is 40V, but it's recommended to keep it below 36V for reliable operation.
  • Choose an inductor with a high saturation current rating, low DC resistance, and a high self-resonant frequency. The datasheet provides a list of recommended inductors, but you can also use the LTpowerCAD tool to simulate and select the optimal inductor for your design.
  • The minimum input capacitance required is 10uF, but it's recommended to use a higher value (e.g., 22uF) to ensure stable operation and reduce input voltage ripple.
  • The LTC7815EUHF is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Ensure proper thermal design and heat sinking to maintain a safe operating temperature.
  • The output voltage can be set using the FB pin and a resistive divider network. The datasheet provides a formula to calculate the required resistor values for a specific output voltage. You can also use the LTpowerCAD tool to simplify the design process.

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LTC7815EUHF#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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