Monolithic Power Systems Inc.
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MPQ2451GT-5-P
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MPQ2451GT-5-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Small form factor - Wide input voltage range - Multiple protection features

Package: GT-5-P (Surface Mount Package)

Essence: The MPQ2451GT-5-P is a power management IC designed for efficient power conversion and regulation in various electronic devices.

Packaging/Quantity: The MPQ2451GT-5-P is typically packaged in reels, with 2500 units per reel.

Specifications

The MPQ2451GT-5-P has the following specifications:

  • Input Voltage Range: 4.5V - 28V
  • Output Voltage: 5V
  • Output Current: Up to 2A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MPQ2451GT-5-P has the following pin configuration:

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

Functional Features

The MPQ2451GT-5-P offers the following functional features:

  • Wide input voltage range allows for compatibility with various power sources.
  • High efficiency ensures minimal power loss during conversion.
  • Overcurrent protection safeguards against excessive current flow.
  • Thermal shutdown protection prevents overheating.
  • Soft-start feature reduces inrush current during startup.

Advantages and Disadvantages

Advantages: - High efficiency results in energy savings. - Compact size enables integration into space-constrained designs. - Multiple protection features enhance reliability and safety. - Wide input voltage range provides flexibility in power source selection.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Temperature range restrictions may limit usage in extreme environments.

Working Principles

The MPQ2451GT-5-P operates as a step-down (buck) converter. It takes an input voltage from the VIN pin and regulates it to a stable 5V output voltage at the VOUT pin. The SW pin controls the switching of the internal power MOSFET, enabling efficient power conversion. The FB pin provides feedback to the control circuitry, ensuring accurate voltage regulation.

Detailed Application Field Plans

The MPQ2451GT-5-P is commonly used in the following application fields:

  1. Consumer Electronics: Powering portable devices such as smartphones, tablets, and digital cameras.
  2. Industrial Automation: Providing regulated power for control systems, sensors, and actuators.
  3. Automotive Electronics: Powering infotainment systems, navigation units, and lighting modules.
  4. Telecommunications: Regulating power for networking equipment, routers, and modems.
  5. IoT Devices: Enabling efficient power management in connected devices and sensors.

Detailed and Complete Alternative Models

  1. MPQ2452GT-5-P: Similar to MPQ2451GT-5-P but with higher output current capability (up to 3A).
  2. MPQ2450GT-5-P: Similar to MPQ2451GT-5-P but with a lower output voltage (3.3V).

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

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MPQ2451GT-5-P dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MPQ2451GT-5-P in technical solutions:

1. What is the MPQ2451GT-5-P? The MPQ2451GT-5-P is a specific model of power management integrated circuit (PMIC) designed for use in various technical solutions.

2. What are the key features of the MPQ2451GT-5-P? Some key features of the MPQ2451GT-5-P include multiple voltage regulators, power sequencing, overcurrent protection, thermal shutdown, and a wide input voltage range.

3. What are the typical applications of the MPQ2451GT-5-P? The MPQ2451GT-5-P is commonly used in applications such as industrial automation, consumer electronics, telecommunications, and automotive systems.

4. How many voltage regulators does the MPQ2451GT-5-P have? The MPQ2451GT-5-P has four voltage regulators, which can provide different output voltages as required by the system.

5. Can the MPQ2451GT-5-P handle high input voltages? Yes, the MPQ2451GT-5-P has a wide input voltage range, typically from 4.5V to 36V, making it suitable for various power supply configurations.

6. Does the MPQ2451GT-5-P offer overcurrent protection? Yes, the MPQ2451GT-5-P includes overcurrent protection, which helps prevent damage to the system in case of excessive current flow.

7. Is thermal shutdown included in the MPQ2451GT-5-P? Yes, the MPQ2451GT-5-P incorporates thermal shutdown functionality to protect itself from overheating.

8. Can the MPQ2451GT-5-P be used in automotive applications? Yes, the MPQ2451GT-5-P is designed to meet the requirements of automotive systems and can be used in such applications.

9. Does the MPQ2451GT-5-P support power sequencing? Yes, the MPQ2451GT-5-P supports power sequencing, allowing for controlled startup and shutdown of different voltage rails in a system.

10. Are there any evaluation boards or reference designs available for the MPQ2451GT-5-P? Yes, the manufacturer of the MPQ2451GT-5-P typically provides evaluation boards and reference designs to help users understand and implement the IC in their technical solutions.

Please note that the specific details and answers may vary depending on the manufacturer's documentation and specifications for the MPQ2451GT-5-P.