Monolithic Power Systems Inc.
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MP3428GL-P
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MP3428GL-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics:
    • High efficiency voltage regulator
    • Wide input voltage range
    • Adjustable output voltage
    • Small package size
  • Package: SOP-8
  • Essence: Voltage Regulator IC
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 2A
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP3428GL-P has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SS: Soft-start pin
  6. SW: Switching node pin
  7. PGND: Power ground pin
  8. VOUT: Output voltage pin

Functional Features

  • High efficiency conversion
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start function for smooth power-up
  • Adjustable output voltage through feedback pin

Advantages and Disadvantages

Advantages: - High efficiency results in less power dissipation - Wide input voltage range allows for versatile applications - Small package size saves board space - Overcurrent and thermal protection ensure safe operation - Soft-start function prevents inrush current

Disadvantages: - Limited maximum output current of 2A - Requires external components for proper operation

Working Principles

The MP3428GL-P is a voltage regulator IC that operates by converting an input voltage to a regulated output voltage. It utilizes a high-frequency switching technique to achieve high efficiency. The feedback pin allows for adjustable output voltage, while the enable pin controls the device's operation. The IC also incorporates overcurrent and thermal protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The MP3428GL-P is commonly used in various applications, including but not limited to: - Power supplies for industrial equipment - Battery-powered devices - LED lighting systems - Automotive electronics - Telecom infrastructure

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MP3428GL-P include: - MP3428GL - MP3428GR - MP3428GL-LF-Z

These models are available in different package options and may have slight variations in specifications, but they serve as suitable alternatives for various power management applications.

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技術ソリューションにおける MP3428GL-P の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MP3428GL-P in technical solutions:

  1. Q: What is the MP3428GL-P? A: The MP3428GL-P is a high-efficiency, synchronous, step-down converter designed for various applications.

  2. Q: What is the input voltage range of the MP3428GL-P? A: The MP3428GL-P has an input voltage range of 4.5V to 18V.

  3. Q: What is the output voltage range of the MP3428GL-P? A: The MP3428GL-P can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Q: What is the maximum output current of the MP3428GL-P? A: The MP3428GL-P can deliver a maximum output current of up to 3A.

  5. Q: Is the MP3428GL-P suitable for battery-powered applications? A: Yes, the MP3428GL-P is suitable for battery-powered applications due to its wide input voltage range and high efficiency.

  6. Q: Does the MP3428GL-P have built-in protection features? A: Yes, the MP3428GL-P includes protection features such as over-current protection, thermal shutdown, and under-voltage lockout.

  7. Q: Can the MP3428GL-P operate in a wide temperature range? A: Yes, the MP3428GL-P is designed to operate in a temperature range from -40°C to +85°C.

  8. Q: What type of package does the MP3428GL-P come in? A: The MP3428GL-P is available in a compact QFN-16 (3mm x 3mm) package.

  9. Q: Can the MP3428GL-P be used in automotive applications? A: Yes, the MP3428GL-P is suitable for automotive applications as it meets the AEC-Q100 standard.

  10. Q: Are there any evaluation boards or reference designs available for the MP3428GL-P? A: Yes, Monolithic Power Systems provides evaluation boards and reference designs to help users quickly implement the MP3428GL-P in their applications.

Please note that these answers are general and may vary depending on the specific requirements and use cases of your technical solution.