Monolithic Power Systems Inc.
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MP20142DGT-LF-P
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MP20142DGT-LF-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: DGT Package (Surface Mount)

Essence: The MP20142DGT-LF-P is a power management integrated circuit designed to efficiently regulate and distribute power in electronic devices.

Packaging/Quantity: The MP20142DGT-LF-P is available in a surface mount package. It is typically sold in reels or trays containing a specific quantity of units.

Specifications

  • Input Voltage Range: 4.5V - 28V
  • Output Voltage Range: 0.8V - 5.5V
  • Number of Output Channels: 2
  • Maximum Output Current: 1.5A per channel
  • Switching Frequency: 1.2MHz

Detailed Pin Configuration

The MP20142DGT-LF-P has the following pin configuration:

  1. VIN: Input voltage pin
  2. SW1: Switching node for Channel 1
  3. SW2: Switching node for Channel 2
  4. GND: Ground pin
  5. FB1: Feedback pin for Channel 1
  6. FB2: Feedback pin for Channel 2
  7. EN: Enable pin
  8. PGND: Power ground pin
  9. VOUT1: Output voltage pin for Channel 1
  10. VOUT2: Output voltage pin for Channel 2

Functional Features

  • Dual-channel power regulation
  • Synchronous rectification for high efficiency
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start function
  • Adjustable output voltage

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Small form factor allows for space-saving designs - Wide input voltage range provides flexibility in various applications - Multiple output channels enable powering different components simultaneously

Disadvantages: - Limited maximum output current per channel - Higher switching frequency may introduce additional noise

Working Principles

The MP20142DGT-LF-P utilizes a synchronous buck converter topology to efficiently regulate the input voltage and provide stable output voltages. It employs pulse width modulation (PWM) techniques to control the duty cycle of the switching transistors, achieving the desired output voltage levels. The integrated circuit also incorporates protection mechanisms such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The MP20142DGT-LF-P is commonly used in various electronic devices that require efficient power management. Some typical application fields include:

  1. Portable electronic devices (e.g., smartphones, tablets)
  2. Industrial automation systems
  3. Automotive electronics
  4. LED lighting systems
  5. Battery-powered devices

Detailed and Complete Alternative Models

  1. MP20141DGT-LF-P: Similar to MP20142DGT-LF-P but with a single output channel.
  2. MP20143DGT-LF-P: Similar to MP20142DGT-LF-P but with three output channels.
  3. MP20144DGT-LF-P: Similar to MP20142DGT-LF-P but with higher maximum output current per channel.

(Note: The above alternative models are provided for reference and may have slight variations in specifications and features.)

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MP20142DGT-LF-P trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of MP20142DGT-LF-P in technical solutions:

  1. Q: What is the MP20142DGT-LF-P? A: The MP20142DGT-LF-P is a specific model of power management integrated circuit (PMIC) designed for use in various technical solutions.

  2. Q: What are the key features of the MP20142DGT-LF-P? A: The key features of the MP20142DGT-LF-P include high efficiency, low quiescent current, wide input voltage range, and multiple protection features.

  3. Q: What technical solutions can benefit from using the MP20142DGT-LF-P? A: The MP20142DGT-LF-P can be used in a wide range of applications such as industrial automation, consumer electronics, telecommunications, and automotive systems.

  4. Q: What is the input voltage range supported by the MP20142DGT-LF-P? A: The MP20142DGT-LF-P supports an input voltage range of typically 4.5V to 18V.

  5. Q: What is the output voltage range provided by the MP20142DGT-LF-P? A: The MP20142DGT-LF-P can provide adjustable output voltages ranging from 0.6V to 5.5V.

  6. Q: Does the MP20142DGT-LF-P have any built-in protection features? A: Yes, the MP20142DGT-LF-P includes protection features such as over-current protection, over-temperature protection, and under-voltage lockout.

  7. Q: What is the efficiency of the MP20142DGT-LF-P? A: The MP20142DGT-LF-P offers high efficiency, typically up to 95%, depending on the input and output voltage conditions.

  8. Q: Can the MP20142DGT-LF-P be used in battery-powered applications? A: Yes, the MP20142DGT-LF-P is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  9. Q: What package does the MP20142DGT-LF-P come in? A: The MP20142DGT-LF-P is available in a compact and thermally enhanced 10-pin DFN package.

  10. Q: Where can I find more detailed information about the MP20142DGT-LF-P? A: You can refer to the datasheet or product documentation provided by the manufacturer for more detailed information about the MP20142DGT-LF-P.