Monolithic Power Systems Inc.
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MPQ4569GN-Z

MPQ4569GN-Z

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: SOT-23
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage Range: 1.2V to 5.5V
  • Output Current: Up to 500mA
  • Quiescent Current: 35µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4569GN-Z has a total of 5 pins:

  1. VIN - Input Voltage Pin
  2. GND - Ground Pin
  3. EN - Enable Pin
  4. FB - Feedback Pin
  5. VOUT - Output Voltage Pin

Functional Features

  • High Efficiency: The MPQ4569GN-Z offers high efficiency power conversion, minimizing energy loss.
  • Low Power Consumption: With a low quiescent current, the IC consumes minimal power during standby or idle mode.
  • Wide Input Voltage Range: It can accept input voltages ranging from 2.5V to 6V, making it suitable for various applications.
  • Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 5.5V, providing flexibility in different scenarios.
  • Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit from excessive current flow.

Advantages and Disadvantages

Advantages

  • High efficiency power conversion
  • Low power consumption during standby
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection

Disadvantages

  • Limited output current capacity (up to 500mA)

Working Principles

The MPQ4569GN-Z is a voltage regulator integrated circuit that converts an input voltage into a regulated output voltage. It utilizes a control loop to maintain the desired output voltage by adjusting the duty cycle of an internal switch. The feedback pin (FB) monitors the output voltage and provides feedback to the control circuitry, ensuring stable and accurate regulation.

Detailed Application Field Plans

The MPQ4569GN-Z finds applications in various fields, including:

  1. Portable Electronic Devices: It can be used to regulate power supply for smartphones, tablets, and portable media players.
  2. IoT Devices: The IC is suitable for powering sensors, microcontrollers, and other low-power IoT devices.
  3. Battery-Powered Systems: It can be employed in battery-powered systems to efficiently manage power consumption.
  4. Industrial Automation: The MPQ4569GN-Z can be utilized in industrial automation equipment, such as motor control circuits and sensor interfaces.

Detailed and Complete Alternative Models

  1. MPQ2369GN-Z: Similar to MPQ4569GN-Z but with a lower output current capacity of 300mA.
  2. MPQ5678GN-Z: Higher output current capacity of 1A, suitable for applications requiring higher power delivery.
  3. MPQ1234GN-Z: Lower quiescent current of 20µA, ideal for ultra-low power applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af MPQ4569GN-Z i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of MPQ4569GN-Z in technical solutions:

  1. Question: What is the MPQ4569GN-Z?
    Answer: The MPQ4569GN-Z is a power management integrated circuit (PMIC) that provides multiple voltage outputs for various applications.

  2. Question: What are the key features of the MPQ4569GN-Z?
    Answer: The key features of the MPQ4569GN-Z include multiple voltage outputs, high efficiency, low quiescent current, and overcurrent protection.

  3. Question: What are the typical applications of the MPQ4569GN-Z?
    Answer: The MPQ4569GN-Z is commonly used in battery-powered devices, portable electronics, IoT devices, and other low-power applications.

  4. Question: How many voltage outputs does the MPQ4569GN-Z provide?
    Answer: The MPQ4569GN-Z provides four voltage outputs, which can be adjusted according to the specific requirements of the application.

  5. Question: What is the input voltage range supported by the MPQ4569GN-Z?
    Answer: The MPQ4569GN-Z supports an input voltage range of typically 2.7V to 5.5V.

  6. Question: Does the MPQ4569GN-Z have built-in protection features?
    Answer: Yes, the MPQ4569GN-Z has built-in overcurrent protection to safeguard the connected components from excessive current.

  7. Question: Can the output voltages of the MPQ4569GN-Z be adjusted?
    Answer: Yes, the output voltages of the MPQ4569GN-Z can be adjusted using external resistors or through a digital interface, depending on the specific configuration.

  8. Question: What is the efficiency of the MPQ4569GN-Z?
    Answer: The MPQ4569GN-Z has a high efficiency rating, typically above 90%, which helps to minimize power losses and extend battery life.

  9. Question: Is the MPQ4569GN-Z suitable for low-power applications?
    Answer: Yes, the MPQ4569GN-Z is designed for low-power applications and operates with a low quiescent current, making it ideal for battery-powered devices.

  10. Question: Are there any evaluation boards or reference designs available for the MPQ4569GN-Z?
    Answer: Yes, the manufacturer provides evaluation boards and reference designs that can help developers quickly prototype and integrate the MPQ4569GN-Z into their technical solutions.

Please note that these questions and answers are general in nature and may vary depending on the specific requirements and application of the MPQ4569GN-Z.