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MAX77387EWP+T

MAX77387EWP+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, Low-power, Step-up DC-DC Converter
  • Package: WLP (Wafer Level Package)
  • Essence: Provides power management solutions for portable electronic devices
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 4.5V to 5.5V
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Shutdown Current: Less than 1µA
  • Protection Features: Overcurrent, Overvoltage, Undervoltage Lockout

Detailed Pin Configuration

The MAX77387EWP+T has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SW: Switching node pin
  6. VOUT: Output voltage pin

Functional Features

  • High efficiency step-up DC-DC converter
  • Low-power shutdown mode
  • Overcurrent protection
  • Overvoltage protection
  • Undervoltage lockout
  • Soft-start function
  • Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency results in longer battery life - Small package size allows for compact designs - Wide input voltage range provides flexibility - Protection features ensure safe operation - Soft-start function prevents inrush current

Disadvantages: - Limited output voltage range - Higher cost compared to some alternatives - Requires external components for operation

Working Principles

The MAX77387EWP+T is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes a high-frequency switching regulator to minimize power losses and maximize efficiency. The device incorporates various protection features to safeguard against overcurrent, overvoltage, and undervoltage conditions. Additionally, it includes a soft-start function to prevent excessive inrush current during startup.

Detailed Application Field Plans

The MAX77387EWP+T is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices. It provides efficient power management solutions, enabling longer battery life and reliable operation. The small package size makes it suitable for space-constrained designs. Its wide input voltage range allows compatibility with various power sources. Typical applications include battery-powered devices, IoT devices, and handheld consumer electronics.

Detailed and Complete Alternative Models

  1. MAX17710: Step-up DC-DC converter with integrated battery charger
  2. MAX17222: High-efficiency step-up DC-DC converter with adjustable output voltage
  3. MAX77650: Ultra-low-power PMIC (Power Management Integrated Circuit) for wearables

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de MAX77387EWP+T dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of MAX77387EWP+T in technical solutions:

  1. Q: What is the MAX77387EWP+T? A: The MAX77387EWP+T is a high-efficiency, synchronous step-down DC-DC converter with integrated power switches.

  2. Q: What is the input voltage range of the MAX77387EWP+T? A: The input voltage range of the MAX77387EWP+T is typically between 2.7V and 5.5V.

  3. Q: What is the output voltage range of the MAX77387EWP+T? A: The output voltage range of the MAX77387EWP+T can be programmed from 0.6V to 5.5V.

  4. Q: What is the maximum output current of the MAX77387EWP+T? A: The maximum output current of the MAX77387EWP+T is typically 3A.

  5. Q: Does the MAX77387EWP+T have built-in protection features? A: Yes, the MAX77387EWP+T includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced system reliability.

  6. Q: Can the MAX77387EWP+T operate in a wide temperature range? A: Yes, the MAX77387EWP+T is designed to operate in a temperature range of -40°C to +85°C.

  7. Q: Is the MAX77387EWP+T suitable for battery-powered applications? A: Yes, the low quiescent current and high efficiency of the MAX77387EWP+T make it ideal for battery-powered devices.

  8. Q: Does the MAX77387EWP+T support adjustable output voltage? A: Yes, the MAX77387EWP+T allows for adjustable output voltage through external resistors.

  9. Q: Can the MAX77387EWP+T be used in automotive applications? A: Yes, the MAX77387EWP+T is AEC-Q100 qualified and suitable for automotive applications.

  10. Q: What package does the MAX77387EWP+T come in? A: The MAX77387EWP+T is available in a 20-pin WLP (2mm x 2mm) package.

Please note that these answers are general and may vary depending on the specific application and requirements.