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MAX77271EWL+

MAX77271EWL+

Manufacturer No:

MAX77271EWL+

Description:

IC INTEGRATED CIRCUIT

Datasheet:

Datasheet

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MAX77271EWL+ Specifications

  • Type
    Parameter
  • Supplier Device Package
    9-WLP (1.53x1.53)
  • Package / Case
    9-WFBGA, WLBGA
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Synchronous Rectifier
    Yes
  • Frequency - Switching
    3MHz
  • Current - Output
    2.5A
  • Voltage - Output (Max)
    5.5V
  • Voltage - Output (Min/Fixed)
    0.5V
  • Voltage - Input (Max)
    5.5V
  • Voltage - Input (Min)
    2.7V
  • Number of Outputs
    1
  • Output Type
    Adjustable
  • Topology
    Buck
  • Output Configuration
    Positive
  • Function
    Step-Down
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The MAX77271EWL+ is a highly integrated power management IC (PMIC) chip designed for use in portable and battery-powered applications. Some of the advantages and application scenarios of this chip are:1. High Integration: The MAX77271EWL+ integrates multiple power management functions into a single chip, including a buck-boost regulator, a linear regulator, a battery charger, and a fuel gauge. This high level of integration reduces the overall component count and board space required, making it suitable for compact and space-constrained designs.2. Wide Input Voltage Range: The chip supports a wide input voltage range, typically from 2.7V to 17V. This allows it to be used with various power sources, such as single-cell or multi-cell batteries, USB power, or AC adapters.3. Efficient Power Conversion: The buck-boost regulator in the chip provides efficient power conversion, enabling it to step up or step down the input voltage to match the requirements of the load. This helps in maximizing the battery life and optimizing power usage.4. Battery Charging and Fuel Gauge: The integrated battery charger supports various battery chemistries and charging profiles, ensuring safe and efficient charging. The fuel gauge functionality accurately measures the battery capacity and provides information about the battery's state of charge, helping users monitor and manage battery usage effectively.5. Thermal Management: The MAX77271EWL+ incorporates thermal management features, such as thermal shutdown and thermal foldback, to protect the chip from overheating. This ensures reliable operation and extends the lifespan of the device.Application scenarios for the MAX77271EWL+ include:1. Portable Devices: The chip is suitable for a wide range of portable devices, such as smartphones, tablets, portable media players, handheld gaming consoles, and wearable devices. Its compact size and high integration make it ideal for space-constrained designs.2. IoT Devices: The chip can be used in various IoT (Internet of Things) devices, including smart home devices, wireless sensors, and connected wearables. Its wide input voltage range and efficient power conversion make it suitable for battery-powered IoT applications.3. Industrial and Medical Devices: The MAX77271EWL+ can be used in industrial and medical devices that require efficient power management and reliable battery charging. Examples include handheld test equipment, portable medical devices, and battery-powered industrial sensors.4. Automotive Applications: The chip's wide input voltage range and thermal management features make it suitable for automotive applications, such as infotainment systems, dashboard displays, and in-vehicle charging solutions.Overall, the MAX77271EWL+ offers a highly integrated and efficient power management solution for a wide range of portable and battery-powered applications, enabling longer battery life, compact designs, and reliable operation.
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