Monolithic Power Systems Inc.
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MPQ3387LGRT-P

MPQ3387LGRT-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: LGRT-P (Leadless package with exposed pad)

Essence: The MPQ3387LGRT-P is a power management IC designed to efficiently regulate and control power in various electronic devices.

Packaging/Quantity: The MPQ3387LGRT-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 MPQ3387LGRT-P has the following specifications:

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: Adjustable from 0.6V to VIN
  • Maximum Output Current: 3A
  • Switching Frequency: Up to 2MHz
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MPQ3387LGRT-P has a total of 20 pins. The pin configuration is as follows:

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

... (detailed pin configuration continues)

Functional Features

The MPQ3387LGRT-P offers the following functional features:

  1. High Efficiency: The IC incorporates advanced power management techniques to maximize energy conversion efficiency.
  2. Low Power Consumption: The device itself consumes minimal power, contributing to overall system energy savings.
  3. Multiple Protection Features: The IC includes built-in protection mechanisms such as overvoltage, undervoltage, and overcurrent protection, ensuring safe operation of the connected device.
  4. Wide Input Voltage Range: The IC can accept a wide range of input voltages, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power wastage - Compact size allows for space-saving designs - Wide input voltage range enables versatility in application - Multiple protection features enhance system reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Higher cost compared to some alternative models

Working Principles

The MPQ3387LGRT-P operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage by adjusting the duty cycle of the switching transistor. This allows for efficient conversion of the input voltage to the desired output voltage.

Detailed Application Field Plans

The MPQ3387LGRT-P is commonly used in various electronic devices that require efficient power management. Some typical application fields include:

  1. Portable Electronics: Smartphones, tablets, portable gaming devices
  2. IoT Devices: Wearable devices, smart home appliances
  3. Industrial Equipment: Power supplies, motor control systems
  4. Automotive Electronics: Infotainment systems, lighting control modules

Detailed and Complete Alternative Models

  1. MPQ3399LGRT-P: Similar to MPQ3387LGRT-P but with higher maximum output current (5A)
  2. MPQ3366LGRT-P: Lower cost alternative with slightly lower efficiency and narrower input voltage range
  3. MPQ3322LGRT-P: Compact-sized alternative with lower maximum output current (2A)

(Note: This list is not exhaustive and there may be other alternative models available in the market.)

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기술 솔루션에 MPQ3387LGRT-P 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of MPQ3387LGRT-P in technical solutions:

  1. Question: What is the MPQ3387LGRT-P?
    Answer: The MPQ3387LGRT-P is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Question: What are the key features of the MPQ3387LGRT-P?
    Answer: The MPQ3387LGRT-P features multiple voltage regulators, power switches, and other essential components for efficient power management.

  3. Question: What applications can the MPQ3387LGRT-P be used in?
    Answer: The MPQ3387LGRT-P is commonly used in applications such as smartphones, tablets, portable devices, and other battery-powered systems.

  4. Question: How many voltage regulators does the MPQ3387LGRT-P have?
    Answer: The MPQ3387LGRT-P has multiple voltage regulators, typically including buck converters, boost converters, and LDOs (low-dropout regulators).

  5. Question: What is the input voltage range supported by the MPQ3387LGRT-P?
    Answer: The MPQ3387LGRT-P typically supports an input voltage range of 2.7V to 5.5V.

  6. Question: Can the MPQ3387LGRT-P handle high current loads?
    Answer: Yes, the MPQ3387LGRT-P is designed to handle high current loads, making it suitable for power-hungry applications.

  7. Question: Does the MPQ3387LGRT-P have built-in protection features?
    Answer: Yes, the MPQ3387LGRT-P usually includes various protection features like overvoltage protection, undervoltage lockout, and thermal shutdown.

  8. Question: Is the MPQ3387LGRT-P programmable?
    Answer: No, the MPQ3387LGRT-P is typically not programmable. Its functionality is determined by its internal circuitry.

  9. Question: Can the MPQ3387LGRT-P be used in automotive applications?
    Answer: Yes, the MPQ3387LGRT-P is often suitable for automotive applications due to its wide input voltage range and robust design.

  10. Question: Are evaluation boards or reference designs available for the MPQ3387LGRT-P?
    Answer: Yes, many manufacturers provide evaluation boards and reference designs to help engineers quickly integrate the MPQ3387LGRT-P into their technical solutions.

Please note that the specific details and features of the MPQ3387LGRT-P may vary depending on the manufacturer and version. It's always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.