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MAX77311QEWE+T

MAX77311QEWE+T

Product Overview

Category

The MAX77311QEWE+T belongs to the category of power management integrated circuits (PMICs).

Use

It is used for managing power in various electronic devices, including mobile phones, tablets, and other portable electronics.

Characteristics

  • High efficiency power management
  • Small package size
  • Low quiescent current
  • Wide input voltage range

Package

The MAX77311QEWE+T comes in a small WLP-9 package, making it suitable for space-constrained applications.

Essence

The essence of MAX77311QEWE+T lies in its ability to efficiently manage power while minimizing space requirements.

Packaging/Quantity

The MAX77311QEWE+T is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: Programmable from 1.8V to 3.3V
  • Quiescent Current: 15µA
  • Efficiency: Up to 95%

Detailed Pin Configuration

The MAX77311QEWE+T features a 9-pin configuration, including VIN, VOUT, EN, PG, and other essential pins for power management.

Functional Features

  • Integrated buck-boost regulator
  • Dynamic voltage scaling
  • Overcurrent and overvoltage protection
  • Power sequencing control

Advantages and Disadvantages

Advantages

  • High efficiency power management
  • Small package size
  • Wide input voltage range
  • Dynamic voltage scaling for optimized performance

Disadvantages

  • Limited output voltage range
  • Higher cost compared to some alternative models

Working Principles

The MAX77311QEWE+T utilizes a buck-boost topology to efficiently regulate the output voltage regardless of the input voltage fluctuations. It dynamically adjusts the output voltage based on the load requirements, ensuring optimal power delivery.

Detailed Application Field Plans

The MAX77311QEWE+T is well-suited for a wide range of portable electronic devices, including smartphones, tablets, portable media players, and handheld gaming consoles. Its compact size and efficient power management make it ideal for battery-powered applications where space and energy efficiency are critical.

Detailed and Complete Alternative Models

Some alternative models to MAX77311QEWE+T include: - MAX77827 - TPS63020 - LTC3115

These alternatives offer similar power management capabilities and may vary in terms of package size, input/output voltage ranges, and additional features.

In conclusion, the MAX77311QEWE+T is a versatile power management IC that offers high efficiency and compact design, making it an ideal choice for various portable electronic devices.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX77311QEWE+T in technische oplossingen

  1. What is the MAX77311QEWE+T?

    • The MAX77311QEWE+T is a high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs.

  2. What is the input voltage range of the MAX77311QEWE+T?

    • The input voltage range of the MAX77311QEWE+T is 4.5V to 60V.

  3. What is the output current capability of the MAX77311QEWE+T?

    • The MAX77311QEWE+T can deliver up to 3A of continuous output current.

  4. What are the key features of the MAX77311QEWE+T?

    • Some key features include high efficiency, integrated MOSFETs, wide input voltage range, and adjustable frequency operation.

  5. How can I configure the output voltage of the MAX77311QEWE+T?

    • The output voltage of the MAX77311QEWE+T can be configured using external resistors or through the use of an external feedback voltage.

  6. What are the typical applications of the MAX77311QEWE+T?

    • Typical applications include industrial automation, automotive, telecom infrastructure, and general-purpose power supplies.

  7. What is the efficiency of the MAX77311QEWE+T at different load conditions?

    • The efficiency of the MAX77311QEWE+T is typically above 90% across a wide range of load conditions.

  8. Does the MAX77311QEWE+T have built-in protection features?

    • Yes, the MAX77311QEWE+T includes overcurrent protection, thermal shutdown, and input undervoltage lockout for enhanced system reliability.

  9. Can the MAX77311QEWE+T operate in a wide temperature range?

    • Yes, the MAX77311QEWE+T is designed to operate over a wide temperature range, typically from -40°C to +125°C.

  10. Is there any evaluation kit available for the MAX77311QEWE+T?

    • Yes, Maxim Integrated offers an evaluation kit (MAX77311EVKIT#) to facilitate testing and prototyping with the MAX77311QEWE+T.