Monolithic Power Systems Inc.
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MP2117DN-LF
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MP2117DN-LF

Product Overview

Category

MP2117DN-LF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

  • Integrated circuit
  • Voltage regulation
  • Power management

Package

MP2117DN-LF is available in a compact and durable package, ensuring easy installation and protection against external factors.

Essence

The essence of MP2117DN-LF lies in its ability to efficiently regulate voltage and manage power consumption in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of MP2117DN-LF ICs.

Specifications

  • Input Voltage Range: 2.5V - 6V
  • Output Voltage Range: 0.8V - 5.5V
  • Maximum Output Current: 1.5A
  • Efficiency: Up to 95%
  • Switching Frequency: 1.2MHz

Detailed Pin Configuration

The MP2117DN-LF IC has the following pin configuration:

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

Functional Features

  • Wide input voltage range for compatibility with various power sources.
  • High efficiency, reducing power loss and improving overall device performance.
  • Overcurrent protection to prevent damage to the IC and connected components.
  • Thermal shutdown protection to prevent overheating.
  • Soft-start function for smooth power-up and reduced stress on the system.

Advantages and Disadvantages

Advantages

  • Efficient voltage regulation and power management.
  • Compact and durable packaging.
  • Wide input voltage range.
  • Overcurrent and thermal protection.
  • Soft-start function for smooth power-up.

Disadvantages

  • Limited maximum output current (1.5A).
  • Higher switching frequency may introduce electromagnetic interference in sensitive applications.

Working Principles

MP2117DN-LF operates on the principle of pulse width modulation (PWM) to regulate the output voltage. It uses an internal switch to control the duty cycle of the PWM signal, thereby adjusting the average output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

MP2117DN-LF finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Digital cameras - Portable audio players

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MP2117DN-LF are: - MP2307DN-LF - MP1482DS-LF - MP1584EN-LF - MP2617DN-LF

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af MP2117DN-LF i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of MP2117DN-LF in technical solutions:

  1. Q: What is the MP2117DN-LF? A: The MP2117DN-LF is a high-efficiency, synchronous, step-down switching regulator IC.

  2. Q: What is the input voltage range of the MP2117DN-LF? A: The MP2117DN-LF has an input voltage range of 4.5V to 18V.

  3. Q: What is the output voltage range of the MP2117DN-LF? A: The MP2117DN-LF can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Q: What is the maximum output current of the MP2117DN-LF? A: The MP2117DN-LF can deliver up to 2A of continuous output current.

  5. Q: Does the MP2117DN-LF require an external compensation network? A: No, the MP2117DN-LF is internally compensated and does not require an external compensation network.

  6. Q: Can the MP2117DN-LF operate in a wide temperature range? A: Yes, the MP2117DN-LF is designed to operate in a temperature range of -40°C to +125°C.

  7. Q: What protection features does the MP2117DN-LF offer? A: The MP2117DN-LF provides protection against over-current, over-temperature, and under-voltage lockout (UVLO).

  8. Q: Is the MP2117DN-LF suitable for battery-powered applications? A: Yes, the MP2117DN-LF is highly efficient and has a low quiescent current, making it suitable for battery-powered applications.

  9. Q: Can the MP2117DN-LF be used in automotive applications? A: Yes, the MP2117DN-LF is AEC-Q100 qualified and can be used in automotive applications.

  10. Q: What package options are available for the MP2117DN-LF? A: The MP2117DN-LF is available in a compact 8-pin SOIC package.

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