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MAX38643AELT+ - Analog Devices

Description: Maxim Tiny 300nA nanoPower Buck converters in uDFN and WLP packages

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MAX38643AELT+ - Analog Devices - PCB symbol
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PCB Footprints
MAX38643AELT+ - Analog Devices PCB footprint - Other - Other - L622+1C_2022
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3D Models
MAX38643AELT+ - Analog Devices - 3D model - Other - L622+1C_2022
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MAX38643AELT+ Details

  • Manufacturer Part Number:

    MAX38643AELT+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    6-LFCSP-2X2X0.75

  • Package Description:

    UDFN-6

  • Pin Count:

    6

  • Manufacturer Package Code:

    6-LFCSP-2X2X0.75

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2019-01-17

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.8 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-PDSO-N6

  • JESD-609 Code:

    e4

  • Length:

    2 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.7 A

  • Output Voltage-Max:

    3.3 V

  • Output Voltage-Min:

    0.7 V

  • Output Voltage-Nom:

    1.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC6,.08,25

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Terminal Finish:

    Gold/Nickel (Au/Ni)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    2 mm

MAX38643AELT+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX38643AELT+ involves keeping the input and output traces short and separate, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended. Additionally, it's essential to follow the layout guidelines provided in the datasheet and application notes.
  • To ensure stability, it's crucial to follow the compensation network guidelines provided in the datasheet. The compensation network should be designed to provide a phase margin of at least 45° and a gain margin of at least 10dB. Additionally, the output capacitor should be selected based on the output voltage and current requirements, and the input capacitor should be selected based on the input voltage and current requirements.
  • The maximum input voltage that the MAX38643AELT+ can handle is 42V. However, it's recommended to operate the device within the recommended input voltage range of 4.5V to 36V to ensure optimal performance and reliability.
  • The MAX38643AELT+ is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's essential to follow the recommended operating conditions and derate the device's performance accordingly. Additionally, it's recommended to use a heat sink or thermal management system to keep the device within its recommended operating temperature range.
  • To troubleshoot issues with the MAX38643AELT+, start by checking the input and output voltages, currents, and waveforms using an oscilloscope. Verify that the device is properly powered and that the input and output capacitors are properly selected. Check for any signs of overheating, such as excessive temperature or thermal shutdown. Consult the datasheet and application notes for troubleshooting guidelines and common issues.

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MAX38643AELT+ 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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