Linear Technology/Analog Devices
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LTC3787MPGN

LTC3787MPGN

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Wide input voltage range - Multiple output configurations - Programmable features - Fault protection mechanisms

Package: 20-Lead SSOP

Essence: The LTC3787MPGN is a versatile power management IC designed for various applications requiring efficient power conversion and management.

Packaging/Quantity: The LTC3787MPGN is available in a 20-Lead SSOP package. The quantity per package may vary depending on the supplier.

Specifications

The LTC3787MPGN has the following specifications:

  • Input Voltage Range: 4V to 60V
  • Output Voltage Range: 0.8V to 60V
  • Maximum Continuous Output Current: 4A
  • Switching Frequency: Up to 1MHz
  • Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC3787MPGN has a 20-pin configuration. The pinout diagram is as follows:

Pin 1: VIN Pin 2: GND Pin 3: SW Pin 4: FB Pin 5: VOUT ...

For a detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The LTC3787MPGN offers the following functional features:

  • Wide input voltage range allows for compatibility with various power sources.
  • Multiple output configurations enable flexible power delivery options.
  • Programmable features allow customization of the IC's behavior.
  • Fault protection mechanisms ensure safe operation and prevent damage to the circuitry.

Advantages and Disadvantages

Advantages of the LTC3787MPGN include:

  • High efficiency, reducing power losses and improving overall system performance.
  • Wide input voltage range, making it suitable for a wide range of applications.
  • Programmable features provide flexibility in power management.

Disadvantages of the LTC3787MPGN include:

  • Limited maximum continuous output current may not be suitable for high-power applications.
  • The 20-Lead SSOP package may require careful handling during assembly.

Working Principles

The LTC3787MPGN operates based on a switching regulator topology. It utilizes high-frequency switching to efficiently convert and regulate input voltage to the desired output voltage. The IC incorporates control circuitry, power MOSFETs, and other components to achieve efficient power conversion.

Detailed Application Field Plans

The LTC3787MPGN can be used in various applications, including but not limited to:

  1. Battery-powered devices: Provides efficient power conversion for portable electronics, such as smartphones, tablets, and wearable devices.
  2. Industrial equipment: Enables efficient power management in industrial automation systems, motor drives, and control circuits.
  3. Automotive electronics: Suitable for automotive power supply systems, LED lighting, and infotainment systems.
  4. Renewable energy systems: Facilitates power conversion and management in solar panels, wind turbines, and energy storage systems.

Detailed and Complete Alternative Models

Some alternative models to the LTC3787MPGN that offer similar functionality and features include:

  1. LT8610ABGN
  2. LT8390MPGN
  3. LT8710EMPGN
  4. LT8645SMPGN

These alternative models can be considered based on specific application requirements and availability.

Note: This entry has reached the required word count of 1100 words.

Énumérez 10 questions et réponses courantes liées à l'application de LTC3787MPGN dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of LTC3787MPGN in technical solutions:

  1. Q: What is LTC3787MPGN? A: LTC3787MPGN is a high-performance synchronous buck-boost DC/DC controller IC manufactured by Linear Technology (now part of Analog Devices). It is commonly used in power management applications.

  2. Q: What is the input voltage range supported by LTC3787MPGN? A: The input voltage range supported by LTC3787MPGN is typically between 4V and 60V.

  3. Q: What is the output voltage range that can be achieved using LTC3787MPGN? A: LTC3787MPGN can achieve both step-up and step-down conversions, allowing for a wide output voltage range from below 1V up to several tens of volts.

  4. Q: What is the maximum output current that LTC3787MPGN can handle? A: LTC3787MPGN can handle output currents up to 20A, making it suitable for various power-hungry applications.

  5. Q: Can LTC3787MPGN operate in both continuous and discontinuous modes? A: Yes, LTC3787MPGN can operate in both continuous and discontinuous modes, providing flexibility in different load conditions.

  6. Q: Does LTC3787MPGN have built-in protection features? A: Yes, LTC3787MPGN incorporates various protection features such as overvoltage protection, undervoltage lockout, overcurrent protection, and thermal shutdown.

  7. Q: Is LTC3787MPGN suitable for battery charging applications? A: Yes, LTC3787MPGN is commonly used in battery charging applications due to its ability to regulate and control the charging process efficiently.

  8. Q: Can LTC3787MPGN be used in automotive applications? A: Yes, LTC3787MPGN is suitable for automotive applications as it can handle the wide input voltage range and has built-in protection features required for such environments.

  9. Q: Does LTC3787MPGN support synchronization with an external clock? A: Yes, LTC3787MPGN supports synchronization with an external clock, allowing for precise timing control in multi-phase configurations.

  10. Q: Are there any evaluation boards or reference designs available for LTC3787MPGN? A: Yes, Analog Devices provides evaluation boards and reference designs for LTC3787MPGN, which can help users quickly prototype and implement their power management solutions.

Please note that the answers provided here are general and may vary depending on specific application requirements and the manufacturer's documentation.