ON Semiconductor
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NCP1547DR2G
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NCP1547DR2G

Product Overview

Category

The NCP1547DR2G belongs to the category of voltage regulators.

Use

It is commonly used as a synchronous buck converter for various electronic applications.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Integrated power MOSFETs
  • Overcurrent protection
  • Thermal shutdown protection

Package

The NCP1547DR2G is available in a small outline package (SOP-8) for surface mount applications.

Essence

The essence of NCP1547DR2G lies in its ability to efficiently regulate voltage in electronic circuits, making it suitable for a wide range of applications.

Packaging/Quantity

The NCP1547DR2G is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 75V
  • Output Voltage Range: 0.8V to 20V
  • Maximum Output Current: 3A
  • Switching Frequency: 100kHz to 2MHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. PGND: Power Ground
  3. SW: Switch Node
  4. FB: Feedback Input
  5. COMP: Compensation
  6. SS/TRK: Soft-Start/Tracking
  7. EN: Enable
  8. VOUT: Output Voltage

Functional Features

  • Synchronous Rectification
  • Adjustable Soft-Start
  • External Synchronization
  • Voltage Tracking
  • Power Good Indicator

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Integrated power MOSFETs
  • Overcurrent and thermal shutdown protection

Disadvantages

  • Limited maximum output current (3A)

Working Principles

The NCP1547DR2G operates on the principle of pulse-width modulation (PWM) to regulate the output voltage based on the feedback from the load. It utilizes synchronous rectification to minimize power losses and maximize efficiency.

Detailed Application Field Plans

The NCP1547DR2G is widely used in: - Point-of-load converters - Industrial power supplies - Automotive electronics - LED lighting systems - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models to NCP1547DR2G include: - LM2675 - LT1376 - TPS5430

In conclusion, the NCP1547DR2G is a versatile voltage regulator with a wide range of applications, offering high efficiency and integrated protection features. Its compact package and functional features make it an ideal choice for various electronic designs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací NCP1547DR2G v technických řešeních

Sure, here are 10 common questions and answers related to the application of NCP1547DR2G:

  1. Q: What is the input voltage range for NCP1547DR2G? A: The input voltage range for NCP1547DR2G is typically from 4.5V to 28V.

  2. Q: What is the maximum output current of NCP1547DR2G? A: The maximum output current of NCP1547DR2G is typically 3A.

  3. Q: Can NCP1547DR2G be used in automotive applications? A: Yes, NCP1547DR2G is suitable for automotive applications due to its wide input voltage range and robust design.

  4. Q: What type of protection features does NCP1547DR2G offer? A: NCP1547DR2G offers overcurrent protection, overvoltage protection, and thermal shutdown protection.

  5. Q: Is NCP1547DR2G suitable for battery charging applications? A: Yes, NCP1547DR2G can be used in battery charging applications, especially for small to medium-sized batteries.

  6. Q: What is the typical efficiency of NCP1547DR2G? A: The typical efficiency of NCP1547DR2G is around 90% under normal operating conditions.

  7. Q: Can NCP1547DR2G be used in industrial power supplies? A: Yes, NCP1547DR2G is well-suited for industrial power supply applications due to its high efficiency and robustness.

  8. Q: Does NCP1547DR2G require an external compensation network? A: No, NCP1547DR2G has internal compensation, simplifying the design and reducing external component count.

  9. Q: What is the operating frequency range of NCP1547DR2G? A: The operating frequency range of NCP1547DR2G is typically from 100kHz to 500kHz.

  10. Q: Can NCP1547DR2G be used in LED driver applications? A: Yes, NCP1547DR2G can be used as an LED driver, providing efficient and reliable power conversion for LED lighting systems.

I hope these questions and answers are helpful! Let me know if you need further assistance.