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MAX77839CEWL+T - Analog Devices

Description: 5.5V Input, 4.4A/3.6A Switching Current 6μA IQ Buck-Boost Converter

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MAX77839CEWL+T - Analog Devices - PCB symbol
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PCB Footprints
MAX77839CEWL+T - Analog Devices PCB footprint - BGA - BGA - W151K2Z+1-1
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3D Models
MAX77839CEWL+T - Analog Devices - 3D model - BGA - W151K2Z+1-1
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MAX77839CEWL+T Details

  • Manufacturer Part Number:

    MAX77839CEWL+T

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    15-WLCSP-N/A

  • Package Description:

    WLP-15

  • Pin Count:

    15

  • Manufacturer Package Code:

    15-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:

    2021-01-28

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.8 V

  • Input Voltage-Nom:

    3.8 V

  • JESD-30 Code:

    R-XBGA-B15

  • Length:

    2.068 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    15

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.6 A

  • Output Voltage-Max:

    5.3 V

  • Output Voltage-Min:

    2.3 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA15,3X5,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.69 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    2464 kHz

  • 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:

    1.508 mm

MAX77839CEWL+T Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX77839CEWL+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 selection of input and output capacitors for the MAX77839CEWL+T depends on the specific application requirements. In general, it's recommended to use low-ESR capacitors with a high ripple current rating. For the input capacitor, a 10uF to 22uF ceramic capacitor is suitable, while for the output capacitor, a 22uF to 47uF ceramic capacitor is recommended. The capacitor values may need to be adjusted based on the specific output voltage and current requirements.
  • The MAX77839CEWL+T has an operating ambient temperature range of -40°C to +85°C. However, the device can operate up to +105°C with derating. It's essential to ensure that the device is operated within the recommended temperature range to ensure reliable operation and to prevent overheating.
  • The MAX77839CEWL+T has a programmable output voltage that can be set using an external resistor divider network. The output voltage can be calculated using the formula: VOUT = 0.8V x (R1 + R2) / R2. The values of R1 and R2 can be selected based on the desired output voltage and the input voltage range.
  • The typical efficiency of the MAX77839CEWL+T is around 92% to 95% depending on the input voltage, output voltage, and output current. The efficiency can be affected by factors such as the input voltage, output current, and operating temperature.

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MAX77839CEWL+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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