Monolithic Power Systems Inc.
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MP2492DN-LF
צפה בפרטים DataSheets

MP2492DN-LF

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, versatile
  • Package: SOP-8
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage Range: 0.6V to 18V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2492DN-LF has a SOP-8 package with the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. FB: Feedback pin
  5. COMP: Compensation pin
  6. SS: Soft-start pin
  7. SW: Switch node
  8. VOUT: Output voltage

Functional Features

  • Wide input voltage range allows for flexibility in power source selection.
  • High efficiency conversion minimizes power loss.
  • Adjustable output voltage enables customization for various applications.
  • Overcurrent protection ensures safe operation.
  • Soft-start function prevents excessive inrush current during startup.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Compact size saves board space. - Versatile input and output voltage ranges accommodate different requirements. - Overcurrent protection enhances system reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Requires external components for proper operation.

Working Principles

The MP2492DN-LF is a voltage regulator IC that utilizes a switching converter topology. It operates by rapidly switching an internal power transistor on and off to regulate the output voltage. This switching action allows for efficient power conversion with minimal power loss. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output.

Detailed Application Field Plans

The MP2492DN-LF is commonly used in various applications, including:

  1. Power supplies for consumer electronics
  2. Battery-powered devices
  3. Industrial automation systems
  4. LED lighting
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. MP2492DN-LF+: Similar to MP2492DN-LF, but with extended temperature range (-40°C to +125°C).
  2. MP2492DN-LF-TR: Tape and Reel packaging, 3000 units per reel.
  3. MP2492DN-LF-Z: Lead-free version of MP2492DN-LF.

These alternative models offer similar functionality and can be used as replacements for the MP2492DN-LF in various applications.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של MP2492DN-LF בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of MP2492DN-LF in technical solutions:

  1. Q: What is MP2492DN-LF? A: MP2492DN-LF is a specific model of power management integrated circuit (PMIC) designed for various technical applications.

  2. Q: What are the key features of MP2492DN-LF? A: MP2492DN-LF offers features like high efficiency, wide input voltage range, adjustable output voltage, overcurrent protection, and thermal shutdown.

  3. Q: What is the typical input voltage range for MP2492DN-LF? A: The typical input voltage range for MP2492DN-LF is between 4.5V and 28V.

  4. Q: Can MP2492DN-LF be used in battery-powered applications? A: Yes, MP2492DN-LF can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current.

  5. Q: How does MP2492DN-LF achieve high efficiency? A: MP2492DN-LF achieves high efficiency through its synchronous rectification design and optimized power conversion algorithms.

  6. Q: Can MP2492DN-LF handle high current loads? A: Yes, MP2492DN-LF can handle high current loads with its built-in overcurrent protection feature.

  7. Q: Is MP2492DN-LF suitable for automotive applications? A: Yes, MP2492DN-LF is suitable for automotive applications as it meets the necessary automotive-grade requirements.

  8. Q: Can MP2492DN-LF operate in extreme temperature conditions? A: Yes, MP2492DN-LF can operate in extreme temperature conditions as it has a built-in thermal shutdown feature to protect against overheating.

  9. Q: Can MP2492DN-LF be used in both step-up and step-down voltage conversion applications? A: Yes, MP2492DN-LF can be used in both step-up (boost) and step-down (buck) voltage conversion applications.

  10. Q: Are there any evaluation boards or reference designs available for MP2492DN-LF? A: Yes, the manufacturer of MP2492DN-LF provides evaluation boards and reference designs to help users get started with their technical solutions.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.