Monolithic Power Systems Inc.
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MP20043DGT-B-LF-Z
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MP20043DGT-B-LF-Z

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High efficiency, low power consumption
  • Package: DFN-10
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage: 4.5V to 28V
  • Output Voltage: 0.8V to 5.5V
  • Output Current: 3A
  • Switching Frequency: 2.1MHz
  • Operating Temperature: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. SS/TRK (Soft Start/Tracking)
  6. AGND (Analog Ground)
  7. PGND (Power Ground)
  8. SW (Switch Node)
  9. BST (Bootstrap)
  10. VOUT (Output Voltage)

Functional Features

  • Wide input voltage range
  • High efficiency up to 95%
  • Adjustable output voltage
  • Overcurrent and thermal protection
  • Soft start and tracking for controlled startup

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Compact package size

Disadvantages

  • Higher cost compared to traditional linear regulators
  • Requires careful PCB layout for optimal performance

Working Principles

The MP20043DGT-B-LF-Z is a synchronous step-down voltage regulator that uses a high-frequency switching architecture to efficiently convert higher input voltages to lower output voltages. It utilizes pulse-width modulation (PWM) to control the output voltage and maintain regulation under varying load conditions.

Detailed Application Field Plans

This voltage regulator is suitable for various applications including: - Industrial power supplies - Telecommunication equipment - Automotive electronics - LED lighting systems - Battery-powered devices

Detailed and Complete Alternative Models

  1. MP20042DGT-B-LF-Z

    • Similar specifications and features
    • Different package (DFN-8)

  2. MP20044DGT-B-LF-Z

    • Higher output current (4A)
    • Similar input and output voltage range

  3. MP20045DGT-B-LF-Z

    • Lower output current (2A)
    • Similar input and output voltage range

In conclusion, the MP20043DGT-B-LF-Z is a versatile and efficient voltage regulator suitable for a wide range of applications, offering high performance and reliability in a compact package.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MP20043DGT-B-LF-Z v technických řešeních

Sure, here are 10 common questions and answers related to the application of MP20043DGT-B-LF-Z in technical solutions:

  1. Q: What is the input voltage range for MP20043DGT-B-LF-Z? A: The input voltage range for MP20043DGT-B-LF-Z is 4.5V to 18V.

  2. Q: What is the typical output current capability of MP20043DGT-B-LF-Z? A: The typical output current capability of MP20043DGT-B-LF-Z is 3A.

  3. Q: Can MP20043DGT-B-LF-Z be used in automotive applications? A: Yes, MP20043DGT-B-LF-Z is suitable for automotive applications.

  4. Q: What is the switching frequency range of MP20043DGT-B-LF-Z? A: The switching frequency range of MP20043DGT-B-LF-Z is 100kHz to 2.2MHz.

  5. Q: Does MP20043DGT-B-LF-Z have built-in overcurrent protection? A: Yes, MP20043DGT-B-LF-Z features built-in overcurrent protection.

  6. Q: Is MP20043DGT-B-LF-Z suitable for use in industrial control systems? A: Yes, MP20043DGT-B-LF-Z is suitable for use in industrial control systems.

  7. Q: What is the operating temperature range of MP20043DGT-B-LF-Z? A: The operating temperature range of MP20043DGT-B-LF-Z is -40°C to 125°C.

  8. Q: Can MP20043DGT-B-LF-Z be used in battery-powered applications? A: Yes, MP20043DGT-B-LF-Z can be used in battery-powered applications.

  9. Q: Does MP20043DGT-B-LF-Z require an external compensation network? A: No, MP20043DGT-B-LF-Z does not require an external compensation network.

  10. Q: What package type does MP20043DGT-B-LF-Z come in? A: MP20043DGT-B-LF-Z is available in a 10-pin DFN package.