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MAX77812EWB+T - Analog Devices

Description: Switching Voltage Regulators Quad-Phase Buck Regulator

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MAX77812EWB+T - Analog Devices - PCB symbol
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PCB Footprints
MAX77812EWB+T - Analog Devices PCB footprint - BGA - BGA - W643C3+1
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3D Models
MAX77812EWB+T - Analog Devices - 3D model - BGA - W643C3+1
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MAX77812EWB+T Details

  • Manufacturer Part Number:

    MAX77812EWB+T

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    64-WLCSP-N/A

  • Package Description:

    WLP-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    64-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:

    2018-02-15

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO HAS OUTPUT VOLTAGE 0.65V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.8 V

  • JESD-30 Code:

    R-PBGA-B64

  • Length:

    3.408 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5 A

  • Output Voltage-Max:

    1.525 V

  • Output Voltage-Min:

    0.25 V

  • Output Voltage-Nom:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA64,8X8,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.69 mm

  • Supply Current-Max (Isup):

    0.87 mA

  • Supply Voltage-Nom (Vsup):

    3.8 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2800 kHz

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    3.368 mm

MAX77812EWB+T Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX77812EWB+T 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. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to reduce noise and EMI.
  • The MAX77812EWB+T output voltage can be configured using the FB pin and an external resistor divider network. The output voltage is determined by the ratio of the resistors and the internal reference voltage. The datasheet provides a formula to calculate the required resistor values for a specific output voltage.
  • The MAX77812EWB+T can handle an input voltage up to 28V, but it's recommended to operate it within the specified input voltage range of 4.5V to 21V for optimal performance and reliability.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines in the datasheet. 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 MAX77812EWB+T is rated for operation up to 125°C, but it's essential to consider the derating of the output current and voltage at high temperatures. The datasheet provides a thermal derating curve to help designers determine the maximum output current and voltage at a given temperature.

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MAX77812EWB+T 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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