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MAX38643BENT185+ - Analog Devices

Description: Tiny 1.8V to 5.5V Input, 330nA IQ, 700mA nanoPower Buck Converter

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MAX38643BENT185+ - Analog Devices - PCB symbol
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PCB Footprints
MAX38643BENT185+ - Analog Devices PCB footprint - Other - Other - 6-WLCSP-N/A_2023
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3D Models
MAX38643BENT185+ - Analog Devices - 3D model - Other - 6-WLCSP-N/A_2023
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MAX38643BENT185+ Details

  • Manufacturer Part Number:

    MAX38643BENT185+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    6-WLCSP-N/A

  • Package Description:

    WLP-6

  • Pin Count:

    6

  • Manufacturer Package Code:

    6-WLCSP-N/A

  • 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:

    R-PBGA-B6

  • Length:

    1.417 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:

    1.882 V

  • Output Voltage-Min:

    1.818 V

  • Output Voltage-Nom:

    1.85 V

  • Package Body Material:

    RECTANGULAR

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA6,2X3,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.5 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Terminal Finish:

    Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    0.887 mm

MAX38643BENT185+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX38643BENT185+ 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 proper powering and decoupling of the MAX38643BENT185+, use a high-quality power supply with low noise and ripple. Decouple the device with a 10uF ceramic capacitor and a 1uF ceramic capacitor in parallel, placed close to the device. Additionally, use a 100nF capacitor to decouple the output. Make sure to follow the power-up and power-down sequencing guidelines provided in the datasheet.
  • The MAX38643BENT185+ has an operating temperature range of -40°C to +125°C. However, the device's performance may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat dissipation to maintain optimal performance.
  • To troubleshoot common issues with the MAX38643BENT185+, start by verifying the PCB layout and ensuring that it meets the recommended guidelines. Check the power supply and decoupling capacitors for proper connection and quality. Use an oscilloscope to measure the input and output waveforms, and check for any signs of oscillation or instability. Consult the datasheet and application notes for troubleshooting guides and FAQs.
  • The MAX38643BENT185+ is a high-reliability device, but it's essential to follow the recommended design and layout guidelines to ensure optimal performance and reliability. Additionally, consult the device's reliability report and failure-in-time (FIT) rate to determine its suitability for safety-critical applications. It's also recommended to perform thorough testing and validation to ensure the device meets the required safety and reliability standards.

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MAX38643BENT185+ 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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