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MAX771ESA+T
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MAX771ESA+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, low-power, step-up DC-DC converter
  • Package: SOIC-8
  • Essence: Voltage regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.6V to 5.5V
  • Output Voltage Range: 2.7V to 5.5V
  • Maximum Output Current: 500mA
  • Switching Frequency: 1.2MHz
  • Efficiency: Up to 96%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX771ESA+T has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | EN | Enable Pin | | 2 | GND | Ground | | 3 | SW | Switch Pin | | 4 | FB | Feedback Pin| | 5 | LX | Inductor Pin| | 6 | VOUT | Output Pin | | 7 | VIN | Input Pin | | 8 | NC | No Connection|

Functional Features

  • High efficiency step-up DC-DC converter
  • Low quiescent current
  • Adjustable output voltage
  • Overcurrent and overtemperature protection
  • Soft-start function for controlled startup
  • Shutdown mode for power saving

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Wide input voltage range allows for versatile applications - Small package size enables compact designs - Overcurrent and overtemperature protection ensures device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Non-adjustable switching frequency may not meet specific requirements

Working Principles

The MAX771ESA+T is a step-up DC-DC converter that converts a low input voltage to a higher output voltage. It utilizes a high-efficiency switch-mode architecture to achieve this conversion. The device operates by controlling the duty cycle of an internal switch to regulate the output voltage. It also incorporates various protection features to ensure safe operation.

Detailed Application Field Plans

The MAX771ESA+T is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. It is particularly useful in battery-powered applications where efficient power management is crucial. The device can be employed to boost the battery voltage to power various components, such as microcontrollers, sensors, and wireless modules.

Alternative Models

  1. MAX772ESA+T: Similar specifications and pin configuration, but with adjustable switching frequency.
  2. MAX773ESA+T: Higher maximum output current (up to 1A), but slightly lower efficiency.
  3. MAX774ESA+T: Lower quiescent current, suitable for ultra-low power applications.

These alternative models provide options based on specific requirements and trade-offs between different parameters.

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Texniki həllərdə MAX771ESA+T tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

  1. Question: What is the MAX771ESA+T?
    Answer: The MAX771ESA+T is a specific model of a voltage regulator IC (integrated circuit) manufactured by Maxim Integrated. It is commonly used in technical solutions to regulate and control voltage levels.

  2. Question: What is the input voltage range for the MAX771ESA+T?
    Answer: The MAX771ESA+T has an input voltage range of 4V to 28V.

  3. Question: What is the output voltage range for the MAX771ESA+T?
    Answer: The MAX771ESA+T can provide an adjustable output voltage ranging from 1.25V to 26V.

  4. Question: What is the maximum output current that the MAX771ESA+T can handle?
    Answer: The MAX771ESA+T can handle a maximum output current of 500mA.

  5. Question: Can the MAX771ESA+T be used in battery-powered applications?
    Answer: Yes, the MAX771ESA+T is suitable for battery-powered applications as it has low quiescent current and high efficiency.

  6. Question: Does the MAX771ESA+T have built-in protection features?
    Answer: Yes, the MAX771ESA+T includes built-in protection features such as thermal shutdown, current limit, and reverse battery protection.

  7. Question: Is the MAX771ESA+T compatible with both analog and digital circuits?
    Answer: Yes, the MAX771ESA+T can be used in both analog and digital circuits, making it versatile for various technical solutions.

  8. Question: Can the MAX771ESA+T operate in extreme temperature conditions?
    Answer: Yes, the MAX771ESA+T is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  9. Question: What is the package type of the MAX771ESA+T?
    Answer: The MAX771ESA+T is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

  10. Question: Are there any application notes or reference designs available for the MAX771ESA+T?
    Answer: Yes, Maxim Integrated provides application notes and reference designs on their website to assist with the implementation of the MAX771ESA+T in various technical solutions.