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MAX8839ERE+T

MAX8839ERE+T

Manufacturer No:

MAX8839ERE+T

Description:

IC INTEGRATED CIRCUIT

Datasheet:

Datasheet

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MAX8839ERE+T Specifications

  • Type
    Parameter
  • Supplier Device Package
    -
  • Package / Case
    -
  • Mounting Type
    -
  • Operating Temperature
    -
  • Voltage - Supply
    -
  • w/Sequencer
    -
  • w/Supervisor
    -
  • w/LED Driver
    -
  • Voltage/Current - Output 3
    -
  • Voltage/Current - Output 2
    -
  • Voltage/Current - Output 1
    -
  • Frequency - Switching
    -
  • Topology
    -
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    *
The MAX8839ERE+T is a highly integrated power management IC (PMIC) chip designed for portable devices such as smartphones, tablets, and other handheld devices. It offers several advantages and can be applied in various scenarios:1. High Integration: The MAX8839ERE+T integrates multiple power management functions into a single chip, including a step-down (buck) converter, a linear regulator, a battery charger, and a power switch. This high level of integration reduces the overall component count and PCB space required for power management, making it ideal for space-constrained portable devices.2. Efficient Power Conversion: The chip incorporates a high-efficiency step-down converter that can deliver up to 2A of output current. This enables efficient power conversion from the input voltage (typically a battery) to the desired output voltage, minimizing power losses and maximizing battery life.3. Battery Charging: The MAX8839ERE+T includes a battery charger circuitry that supports lithium-ion (Li+) and lithium-polymer (Li-Po) batteries. It provides a constant-current/constant-voltage charging profile, ensuring safe and efficient charging of the battery.4. Thermal Management: The chip features built-in thermal protection and thermal shutdown mechanisms, which help prevent overheating and ensure safe operation even under high load conditions. This is particularly important in portable devices where space for heat dissipation is limited.5. Flexible Power Sequencing: The MAX8839ERE+T offers programmable power sequencing capabilities, allowing designers to define the order in which different power rails are enabled or disabled during device startup or shutdown. This flexibility ensures proper power-up and power-down sequencing, preventing potential issues and improving system reliability.Application Scenarios: 1. Smartphones and Tablets: The MAX8839ERE+T can be used in smartphones and tablets to efficiently manage power conversion, battery charging, and power sequencing. Its high integration and small form factor make it suitable for these compact devices.2. Portable Medical Devices: Portable medical devices, such as patient monitors or handheld diagnostic tools, can benefit from the MAX8839ERE+T's power management capabilities. It provides efficient power conversion and battery charging, ensuring reliable operation and extended battery life.3. Wearable Devices: The chip's small size, high integration, and efficient power conversion make it suitable for wearable devices like smartwatches, fitness trackers, or augmented reality glasses. It can manage power requirements and battery charging in these compact and power-constrained devices.4. Portable Audio Devices: The MAX8839ERE+T can be used in portable audio devices like MP3 players or Bluetooth speakers. It provides efficient power conversion and battery charging, enabling longer playback time and convenient charging options.Overall, the MAX8839ERE+T offers advantages such as high integration, efficient power conversion, battery charging, thermal management, and flexible power sequencing. Its application scenarios include smartphones, tablets, portable medical devices, wearable devices, and portable audio devices.
MAX8839ERE+T Relevant information