Monolithic Power Systems Inc.
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MPQ4420HGJ-Z
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MPQ4420HGJ-Z

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: HGJ-Z Package
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.8V to 6V
  • Maximum Output Current: 2A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4420HGJ-Z has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. SW (Switch)
  6. PGND (Power Ground)
  7. VOUT (Output Voltage)

Functional Features

  • High efficiency power conversion
  • Low power consumption in standby mode
  • Overcurrent protection
  • Thermal shutdown protection
  • Adjustable output voltage
  • Enable/disable control

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power loss - Wide input voltage range allows for versatile applications - Compact package size saves board space - Adjustable output voltage provides flexibility

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The MPQ4420HGJ-Z is a voltage regulator that converts an input voltage within the range of 4.5V to 18V into a regulated output voltage between 0.8V and 6V. It utilizes a switching frequency of 500kHz to efficiently convert the input voltage to the desired output voltage. The regulator incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The MPQ4420HGJ-Z is commonly used in various applications, including but not limited to:

  1. Power supplies for consumer electronics
  2. Industrial automation systems
  3. Automotive electronics
  4. Telecommunications equipment
  5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MPQ4420HGJ-Z are:

  1. MPQ4410HGJ-Z
  2. MPQ4430HGJ-Z
  3. MPQ4440HGJ-Z
  4. MPQ4450HGJ-Z

These models offer similar functionality and characteristics, providing options for different design requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MPQ4420HGJ-Z in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of MPQ4420HGJ-Z in technical solutions:

  1. Question: What is the MPQ4420HGJ-Z?
    Answer: The MPQ4420HGJ-Z is a high-efficiency, synchronous step-down converter IC.

  2. Question: What is the input voltage range of the MPQ4420HGJ-Z?
    Answer: The MPQ4420HGJ-Z has an input voltage range of 4.5V to 18V.

  3. Question: What is the output voltage range of the MPQ4420HGJ-Z?
    Answer: The MPQ4420HGJ-Z can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Question: What is the maximum output current of the MPQ4420HGJ-Z?
    Answer: The MPQ4420HGJ-Z can deliver up to 2A of continuous output current.

  5. Question: Does the MPQ4420HGJ-Z have built-in protection features?
    Answer: Yes, the MPQ4420HGJ-Z includes over-current protection, thermal shutdown, and under-voltage lockout for enhanced system reliability.

  6. Question: Can the MPQ4420HGJ-Z operate in a wide temperature range?
    Answer: Yes, the MPQ4420HGJ-Z is designed to operate in a temperature range of -40°C to +125°C.

  7. Question: Is the MPQ4420HGJ-Z suitable for battery-powered applications?
    Answer: Yes, the MPQ4420HGJ-Z is highly efficient and can be used in battery-powered applications to extend battery life.

  8. Question: Does the MPQ4420HGJ-Z support synchronization with an external clock?
    Answer: Yes, the MPQ4420HGJ-Z can be synchronized to an external clock for better noise performance.

  9. Question: Can the MPQ4420HGJ-Z be used in automotive applications?
    Answer: Yes, the MPQ4420HGJ-Z is AEC-Q100 qualified and suitable for automotive applications.

  10. Question: What package options are available for the MPQ4420HGJ-Z?
    Answer: The MPQ4420HGJ-Z is available in a compact 3mm x 3mm QFN package.

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