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MAX1777EEI+

MAX1777EEI+

Manufacturer No:

MAX1777EEI+

Description:

IC REG QUAD BUCK/LINEAR 28QSOP

Datasheet:

Datasheet

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MAX1777EEI+ Specifications

  • Type
    Parameter
  • Supplier Device Package
    28-QSOP
  • Package / Case
    28-SSOP (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    4.5V ~ 24V
  • w/Sequencer
    Yes
  • w/Supervisor
    No
  • w/LED Driver
    No
  • Voltage/Current - Output 3
    3.3V, 100mA
  • Voltage/Current - Output 2
    Controller
  • Voltage/Current - Output 1
    Controller
  • Frequency - Switching
    200kHz ~ 500kHz
  • Number of Outputs
    4
  • Topology
    Step-Down (Buck) (2), Linear (LDO) (2)
  • Packaging
    Tube
  • Product Status
    Obsolete
  • Series
    -
The MAX1777EEI+ is a highly integrated power management IC (PMIC) chip designed for portable devices. It offers several advantages and can be applied in various scenarios. Some of the advantages and application scenarios of the MAX1777EEI+ are:Advantages: 1. High Integration: The MAX1777EEI+ integrates multiple functions into a single chip, including a step-up DC-DC converter, a linear regulator, a battery charger, and a power-on reset circuit. This high integration reduces the component count and board space required for power management, making it suitable for compact portable devices.2. Efficient Power Conversion: The step-up DC-DC converter in the MAX1777EEI+ provides high efficiency power conversion, enabling longer battery life for portable devices. It can efficiently boost the input voltage to the desired output voltage, reducing power losses and maximizing battery utilization.3. Battery Charging: The MAX1777EEI+ includes a battery charger circuit that supports lithium-ion (Li+) and lithium-polymer (Li-Po) batteries. It provides a controlled charging current and voltage, ensuring safe and efficient charging of the battery.4. Power-On Reset: The integrated power-on reset circuit in the MAX1777EEI+ ensures a reliable startup and proper power sequencing for the device. It monitors the input voltage and generates a reset signal until the voltage reaches a stable level, preventing erratic behavior during power-up.Application Scenarios: 1. Portable Devices: The MAX1777EEI+ is specifically designed for portable devices such as smartphones, tablets, portable media players, and handheld gaming consoles. Its compact size, high integration, and efficient power conversion make it suitable for powering and managing the various subsystems in these devices.2. Wearable Devices: With the growing popularity of wearable technology, the MAX1777EEI+ can be used in smartwatches, fitness trackers, and other wearable devices. Its small form factor and power management capabilities make it ideal for these compact and battery-powered devices.3. IoT Devices: The MAX1777EEI+ can be applied in Internet of Things (IoT) devices that require efficient power management. It can power and manage the sensors, communication modules, and microcontrollers in IoT devices, ensuring optimal power utilization and longer battery life.4. Portable Medical Devices: Portable medical devices, such as glucose meters, pulse oximeters, and portable ultrasound devices, can benefit from the MAX1777EEI+. Its integrated power management features and battery charging capabilities make it suitable for powering and managing these critical healthcare devices.Overall, the MAX1777EEI+ offers advantages in terms of integration, power conversion efficiency, battery charging, and power-on reset functionality. Its application scenarios include portable devices, wearables, IoT devices, and portable medical devices.
MAX1777EEI+ Relevant information