Monolithic Power Systems Inc.
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MPQ3386DR-LF-P
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MPQ3386DR-LF-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.6V
  • Maximum Output Current: 1.5A
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Quiescent Current: 50µA

Detailed Pin Configuration

The MPQ3386DR-LF-P has the following pin configuration:

  1. VIN: Input Voltage
  2. EN: Enable Pin
  3. PGND: Power Ground
  4. SW: Switching Node
  5. FB: Feedback Pin
  6. SS: Soft-Start Pin
  7. AGND: Analog Ground
  8. VOUT: Output Voltage

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency for reduced power consumption
  • Overcurrent protection for enhanced safety
  • Soft-start function for smooth startup
  • Adjustable output voltage for flexibility

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings
  • Wide input voltage range allows compatibility with various power sources
  • Overcurrent protection ensures device and circuit safety
  • Soft-start function prevents inrush current during startup
  • Adjustable output voltage provides versatility in different applications

Disadvantages

  • Limited maximum output current of 1.5A
  • Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ3386DR-LF-P is a voltage regulator IC that converts the input voltage to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is stepped down and regulated to the desired output voltage using an internal control circuit. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output. The soft-start pin (SS) gradually ramps up the output voltage during startup to prevent excessive inrush current.

Detailed Application Field Plans

The MPQ3386DR-LF-P is commonly used in various applications, including:

  1. Portable Electronic Devices: Provides power management for smartphones, tablets, and portable media players.
  2. IoT Devices: Suitable for low-power IoT devices such as sensors, wearables, and smart home devices.
  3. Industrial Equipment: Used in industrial automation systems, motor control, and LED lighting applications.
  4. Automotive Electronics: Provides power regulation for automotive infotainment systems, lighting, and advanced driver-assistance systems (ADAS).
  5. Power Supplies: Can be utilized in AC-DC or DC-DC power supplies for efficient voltage regulation.

Detailed and Complete Alternative Models

  1. MPQ3399DR-LF-P: Similar specifications with higher maximum output current of 2A.
  2. MPQ3366DR-LF-P: Lower maximum output current of 1A but offers a wider operating temperature range of -40°C to +125°C.
  3. MPQ3322DR-LF-P: Lower maximum output current of 500mA but provides a smaller package size for space-constrained applications.

(Note: These alternative models are provided as examples and may not cover all available options in the market.)

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق MPQ3386DR-LF-P في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of MPQ3386DR-LF-P in technical solutions:

  1. Question: What is the MPQ3386DR-LF-P?
    Answer: The MPQ3386DR-LF-P is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Question: What are the key features of the MPQ3386DR-LF-P?
    Answer: The MPQ3386DR-LF-P features multiple voltage regulators, current limit protection, thermal shutdown, and a wide input voltage range.

  3. Question: What applications can the MPQ3386DR-LF-P be used for?
    Answer: The MPQ3386DR-LF-P is commonly used in applications such as industrial automation, consumer electronics, automotive systems, and LED lighting.

  4. Question: How many voltage regulators does the MPQ3386DR-LF-P have?
    Answer: The MPQ3386DR-LF-P has six voltage regulators, providing flexibility in powering different components.

  5. Question: What is the input voltage range supported by the MPQ3386DR-LF-P?
    Answer: The MPQ3386DR-LF-P supports an input voltage range of 4.5V to 36V, making it suitable for a wide range of power supply sources.

  6. Question: Does the MPQ3386DR-LF-P provide overcurrent protection?
    Answer: Yes, the MPQ3386DR-LF-P includes overcurrent protection to prevent damage to connected devices.

  7. Question: Can the MPQ3386DR-LF-P handle high temperatures?
    Answer: Yes, the MPQ3386DR-LF-P has built-in thermal shutdown protection to prevent overheating.

  8. Question: Is the MPQ3386DR-LF-P compatible with automotive systems?
    Answer: Yes, the MPQ3386DR-LF-P is designed to meet the requirements of automotive applications, including AEC-Q100 qualification.

  9. Question: Can the MPQ3386DR-LF-P be used in battery-powered devices?
    Answer: Yes, the MPQ3386DR-LF-P supports low-power operation and can be used in battery-powered devices.

  10. Question: Are there any evaluation boards or reference designs available for the MPQ3386DR-LF-P?
    Answer: Yes, Monolithic Power Systems provides evaluation boards and reference designs to help developers quickly integrate the MPQ3386DR-LF-P into their applications.

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