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LTC4020EUHF#PBF - Analog Devices

Description: LTC4020 - 55V Buck-Boost Multi-Chemistry Battery Charger

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LTC4020EUHF#PBF - Analog Devices - PCB symbol
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LTC4020EUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - LTC6268HS6#TRMPBF
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LTC4020EUHF#PBF - Analog Devices - 3D model - Quad Flat No-Lead - LTC6268HS6#TRMPBF
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LTC4020EUHF#PBF Details

  • Manufacturer Part Number:

    LTC4020EUHF#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:

    10

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    R-PQCC-N38

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    55 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    20 V

  • Surface Mount:

    YES

  • 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

LTC4020EUHF#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4020EUHF 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. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The compensation network for the LTC4020EUHF involves selecting the right values for the resistors and capacitors. A good starting point is to use the values recommended in the datasheet, and then adjust them based on the specific application and desired performance. It's also important to consider the output capacitor's ESR and the input capacitor's ESL when optimizing the compensation network.
  • The maximum input voltage that the LTC4020EUHF can handle is 36V. Exceeding this voltage can damage the IC. It's recommended to add input overvoltage protection to prevent damage from voltage spikes or transients.
  • To ensure the LTC4020EUHF is stable and doesn't oscillate, it's important to follow the recommended PCB layout guidelines, use the correct output capacitor value and type, and optimize the compensation network. Additionally, it's recommended to add a small ceramic capacitor (e.g. 10nF) between the VOUT and GND pins to improve stability.
  • The LTC4020EUHF is rated for operation up to 125°C. However, the IC's performance and reliability may degrade at high temperatures. It's recommended to derate the IC's performance and consider using a heat sink or thermal management system to keep the IC within its recommended operating temperature range.

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LTC4020EUHF#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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