Monolithic Power Systems Inc.
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MP3428AGL-P
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MP3428AGL-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Wide input voltage range - Multiple output channels - Low power consumption - Compact size

Package: QFN (Quad Flat No-leads) package

Essence: The MP3428AGL-P is a power management IC designed to efficiently regulate and distribute power in electronic devices.

Packaging/Quantity: The MP3428AGL-P is typically sold in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

The MP3428AGL-P has the following specifications:

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: Adjustable
  • Number of Output Channels: 4
  • Maximum Output Current: 1A per channel
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MP3428AGL-P has a total of 20 pins. The pin configuration is as follows:

  1. VIN
  2. EN1
  3. SW1
  4. GND
  5. LX1
  6. FB1
  7. VOUT1
  8. VOUT2
  9. VOUT3
  10. VOUT4
  11. PGND
  12. LX2
  13. FB2
  14. SW2
  15. EN2
  16. SS/TRK
  17. VCC
  18. AGND
  19. PGND
  20. VIN

Functional Features

  • Integrated synchronous buck converters
  • Programmable soft-start
  • Overcurrent protection
  • Thermal shutdown protection
  • Short-circuit protection
  • Under-voltage lockout

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for compatibility with various power sources - Multiple output channels provide flexibility in powering different components - Compact size saves board space in electronic devices

Disadvantages: - Limited maximum output current per channel (1A)

Working Principles

The MP3428AGL-P utilizes synchronous buck converters to efficiently regulate the input voltage and distribute it to the multiple output channels. It employs a feedback mechanism to maintain the desired output voltage levels. The IC also incorporates various protection features to ensure safe operation under different conditions.

Detailed Application Field Plans

The MP3428AGL-P is commonly used in applications such as: - Portable electronic devices - Battery-powered devices - IoT (Internet of Things) devices - Wearable devices - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MP3428AGL-P include: - MP3428BGL-P - MP3428CGL-P - MP3428DGL-P - MP3428EGL-P

These alternative models may have slight variations in specifications or additional features, but they serve the same purpose of power management in electronic devices.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MP3428AGL-P dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MP3428AGL-P in technical solutions:

  1. Q: What is the MP3428AGL-P? A: The MP3428AGL-P is a specific model of power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of the MP3428AGL-P? A: The MP3428AGL-P offers multiple voltage outputs, high efficiency, low quiescent current, and various protection features such as overcurrent and thermal shutdown.

  3. Q: What applications can the MP3428AGL-P be used for? A: The MP3428AGL-P is commonly used in applications such as portable devices, battery-powered systems, IoT devices, and other electronic devices requiring efficient power management.

  4. Q: How many voltage outputs does the MP3428AGL-P provide? A: The MP3428AGL-P provides up to four voltage outputs, which can be configured based on the specific requirements of the application.

  5. Q: What is the input voltage range supported by the MP3428AGL-P? A: The MP3428AGL-P supports an input voltage range from 2.7V to 5.5V, making it compatible with various power sources such as batteries and USB ports.

  6. Q: Can the MP3428AGL-P handle high currents? A: Yes, the MP3428AGL-P is capable of delivering high currents, typically up to several amps, depending on the specific configuration and external components used.

  7. Q: Does the MP3428AGL-P have any built-in protection features? A: Yes, the MP3428AGL-P includes protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation of the system.

  8. Q: Is the MP3428AGL-P programmable? A: No, the MP3428AGL-P is not programmable. Its voltage outputs and other parameters are set based on the external components used in the application circuit.

  9. Q: What is the efficiency of the MP3428AGL-P? A: The MP3428AGL-P offers high efficiency, typically above 90%, which helps to minimize power losses and extend battery life in portable applications.

  10. Q: Are there any evaluation boards or reference designs available for the MP3428AGL-P? A: Yes, the manufacturer of the MP3428AGL-P provides evaluation boards and reference designs that can help developers quickly prototype and integrate the IC into their applications.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of the MP3428AGL-P.