Monolithic Power Systems Inc.
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MPQ2490DS-LF
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MPQ2490DS-LF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

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

Package: Dual in-line package (DIP)

Essence: The MPQ2490DS-LF is a power management IC designed for efficient power conversion and regulation.

Packaging/Quantity: The MPQ2490DS-LF is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

The MPQ2490DS-LF has the following specifications:

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: 0.8V to 37V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MPQ2490DS-LF has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage
  6. SW: Switch pin

Functional Features

The MPQ2490DS-LF offers the following functional features:

  • Wide input voltage range allows for versatile applications
  • High efficiency conversion for reduced power loss
  • Overcurrent protection for safe operation
  • Adjustable output voltage for flexibility
  • Soft-start function for controlled startup

Advantages and Disadvantages

Advantages of the MPQ2490DS-LF include: - High efficiency leads to energy savings - Compact size enables space-saving designs - Wide input voltage range accommodates various power sources

Disadvantages of the MPQ2490DS-LF include: - Limited maximum output current of 3A - Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ2490DS-LF operates based on a switching regulator principle. It uses a high-frequency switching circuit to convert the input voltage to the desired output voltage with high efficiency. The feedback mechanism ensures stable and regulated output voltage.

Detailed Application Field Plans

The MPQ2490DS-LF is commonly used in various applications, including: 1. Power supplies for industrial equipment 2. Automotive electronics 3. LED lighting systems 4. Battery charging circuits 5. Telecom infrastructure

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MPQ2490DS-LF include: - MPQ2480DS-LF - MPQ2500DS-LF - MPQ2510DS-LF - MPQ2520DS-LF

These models can be considered as alternatives depending on specific requirements and design constraints.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa MPQ2490DS-LF katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of MPQ2490DS-LF in technical solutions:

  1. Question: What is the MPQ2490DS-LF?
    Answer: The MPQ2490DS-LF is a power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Question: What are the key features of the MPQ2490DS-LF?
    Answer: The MPQ2490DS-LF features multiple voltage regulators, a battery charger, a fuel gauge, and other power management functions.

  3. Question: What technical solutions can benefit from using the MPQ2490DS-LF?
    Answer: The MPQ2490DS-LF is commonly used in applications such as portable devices, IoT devices, industrial equipment, and automotive systems.

  4. Question: How many voltage regulators does the MPQ2490DS-LF have?
    Answer: The MPQ2490DS-LF has four integrated voltage regulators, which can provide different output voltages for various components in a system.

  5. Question: Can the MPQ2490DS-LF charge batteries?
    Answer: Yes, the MPQ2490DS-LF includes a battery charger that supports various battery chemistries and charging profiles.

  6. Question: Does the MPQ2490DS-LF have any protection features?
    Answer: Yes, the MPQ2490DS-LF offers overvoltage protection, undervoltage lockout, thermal shutdown, and short-circuit protection to ensure safe operation.

  7. Question: Is the MPQ2490DS-LF compatible with low-power IoT devices?
    Answer: Yes, the MPQ2490DS-LF is designed to be highly efficient and suitable for low-power applications, making it ideal for IoT devices.

  8. Question: Can the MPQ2490DS-LF be used in automotive systems?
    Answer: Yes, the MPQ2490DS-LF is automotive-grade and can withstand the harsh operating conditions typically found in automotive applications.

  9. Question: Does the MPQ2490DS-LF provide accurate battery monitoring?
    Answer: Yes, the MPQ2490DS-LF includes a fuel gauge that provides accurate battery capacity estimation and monitoring.

  10. Question: Are there any evaluation boards or development tools available for the MPQ2490DS-LF?
    Answer: Yes, Monolithic Power Systems (MPS) offers evaluation boards and development tools to help engineers design and test their solutions using the MPQ2490DS-LF.

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