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LT8620IUDD#PBF - Analog Devices

Description: 65V, 2A Synchronous Step-Down Regulator with 2.5μA Quiescent Current

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LT8620IUDD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT8620IUDD#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UDD Package 24-Lead Plastic QFN (3mm × 5mm)
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LT8620IUDD#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UDD Package 24-Lead Plastic QFN (3mm × 5mm)
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LT8620IUDD#PBF Details

  • Manufacturer Part Number:

    LT8620IUDD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1833

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    3.4 V REGULATING OUTPUT ALSO AVAILABLE

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    65 V

  • Input Voltage-Min:

    3.4 V

  • Input Voltage-Nom:

    6 V

  • JESD-30 Code:

    R-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Nom:

    3.29 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.12X.2,20

  • 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

  • Switching Frequency-Max:

    2200 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

LT8620IUDD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT8620IUDD involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, it's essential to follow the recommended PCB layout, use the correct output capacitor value and type, and add a small ceramic capacitor (e.g., 10nF) between the VIN and GND pins. Additionally, ensure that the input voltage is within the recommended range, and the output is not overloaded.
  • The LT8620IUDD is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the device's power dissipation. It's essential to ensure that the device's junction temperature (TJ) does not exceed 150°C.
  • Yes, the LT8620IUDD is suitable for high-reliability and automotive applications. It's AEC-Q100 qualified, and its robust design and manufacturing process ensure high reliability and low defect rates. However, it's essential to follow the recommended application guidelines and ensure that the device is operated within its specified ratings.
  • The power dissipation of the LT8620IUDD can be calculated using the following formula: Pd = (VIN - VOUT) x IOUT + (VIN x IQ), where Pd is the power dissipation, VIN is the input voltage, VOUT is the output voltage, IOUT is the output current, and IQ is the quiescent current. It's essential to ensure that the device's power dissipation does not exceed its maximum rating.

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LT8620IUDD#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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