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MAX77839BEFQ+T - Analog Devices

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

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MAX77839BEFQ+T - Analog Devices - PCB symbol
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MAX77839BEFQ+T - Analog Devices PCB footprint - Other - Other - MAX77839BEFQ+T
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MAX77839BEFQ+T - Analog Devices - 3D model - Other - MAX77839BEFQ+T
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MAX77839BEFQ+T Details

  • Manufacturer Part Number:

    MAX77839BEFQ+T

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    11-LFCSP-2.5X2X0.55

  • Package Description:

    FC2QFN-11

  • Pin Count:

    11

  • Manufacturer Package Code:

    11-LFCSP-2.5X2X0.55

  • 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-XQCC-N11

  • JESD-609 Code:

    e3

  • Length:

    2.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    11

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4.4 A

  • Output Voltage-Max:

    5.3 V

  • Output Voltage-Min:

    2.3 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VQCCN

  • Package Equivalence Code:

    LCC11,.08X.11,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.6 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    2464 kHz

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    2 mm

MAX77839BEFQ+T Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX77839BEFQ+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 MAX77839BEFQ+T has a programmable output voltage, which can be set using the VOUT_SEL pins. The output voltage can be set to one of six predefined values (3.0V, 3.3V, 3.5V, 3.8V, 4.0V, or 4.2V) by connecting the VOUT_SEL pins to GND or VCC. For custom output voltages, an external resistor divider network can be used to set the output voltage.
  • The MAX77839BEFQ+T has a maximum input voltage rating of 5.5V. However, it's recommended to operate the device within the recommended input voltage range of 3.5V to 5.0V to ensure optimal performance and reliability.
  • To ensure stability, it's essential to follow the recommended layout guidelines, use the correct output capacitors, and ensure that the input voltage is within the recommended range. Additionally, the device has a built-in soft-start feature that helps to prevent oscillation during startup. If oscillation is still observed, it may be necessary to add additional capacitance or resistance to the output stage to dampen the oscillation.
  • The MAX77839BEFQ+T has an operating temperature range of -40°C to +125°C. However, the device's performance and reliability may be affected at high temperatures. It's essential to follow the recommended operating conditions and derate the device's performance accordingly. Additionally, the device's thermal management should be considered to prevent overheating.

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MAX77839BEFQ+T Overview

Use the download button to access the MAX77839BEFQ+T schematic symbol, PCB footprint, and 3D model.
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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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