Rohm Semiconductor
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BU4947F-TR
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BU4947F-TR

Product Overview

Category

BU4947F-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for various applications such as signal amplification, voltage regulation, and power management.

Characteristics

  • Integrated circuit type: Analog IC
  • Package type: SOP-8
  • Essence: Voltage regulator and amplifier
  • Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

The BU4947F-TR has the following specifications:

  • Input voltage range: 4.5V to 40V
  • Output voltage range: 1.25V to 37V
  • Maximum output current: 1.5A
  • Dropout voltage: 1.3V at 1A load
  • Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The BU4947F-TR has a SOP-8 package with the following pin configuration:

  1. Vout (Output Voltage)
  2. GND (Ground)
  3. Vin (Input Voltage)
  4. NC (No Connection)
  5. NC (No Connection)
  6. NC (No Connection)
  7. NC (No Connection)
  8. NC (No Connection)

Functional Features

The BU4947F-TR offers the following functional features:

  • High input voltage capability
  • Low dropout voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Short-circuit protection

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications - Low dropout voltage minimizes power loss - Built-in protection features enhance reliability and safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - SOP-8 package may require additional thermal management for certain use cases

Working Principles

The BU4947F-TR operates as a voltage regulator and amplifier. It takes an input voltage within the specified range and provides a regulated output voltage. The integrated circuit uses internal components to achieve voltage regulation, amplification, and protection functions.

Detailed Application Field Plans

The BU4947F-TR can be used in various applications, including but not limited to:

  1. Power supply units for consumer electronics
  2. Automotive electronics
  3. Industrial control systems
  4. Telecommunications equipment
  5. LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the BU4947F-TR include:

  1. LM317T
  2. LT1084CP
  3. LM7805
  4. LM1117-ADJ
  5. TPS7A4700

These alternative models can be considered based on specific requirements and compatibility with the application.

In conclusion, the BU4947F-TR is an integrated circuit belonging to the category of analog ICs. It serves as a voltage regulator and amplifier, offering a wide input voltage range and various protection features. With its SOP-8 package, it finds applications in diverse fields such as consumer electronics, automotive, and industrial control systems. Alternative models like LM317T and LT1084CP can also be considered for similar purposes.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BU4947F-TR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of BU4947F-TR in technical solutions:

  1. Question: What is BU4947F-TR?
    Answer: BU4947F-TR is a specific model of integrated circuit (IC) used in technical solutions.

  2. Question: What is the purpose of BU4947F-TR?
    Answer: The purpose of BU4947F-TR is to provide various functionalities and features required in technical solutions, such as voltage regulation or signal amplification.

  3. Question: What are the key features of BU4947F-TR?
    Answer: Some key features of BU4947F-TR may include low power consumption, high efficiency, compact size, and compatibility with different input/output voltages.

  4. Question: In which technical applications can BU4947F-TR be used?
    Answer: BU4947F-TR can be used in a wide range of technical applications, including power supplies, motor control systems, audio amplifiers, and LED lighting systems.

  5. Question: What is the maximum voltage/current rating for BU4947F-TR?
    Answer: The maximum voltage/current rating for BU4947F-TR depends on its specific datasheet. It is important to refer to the manufacturer's documentation for accurate information.

  6. Question: Is BU4947F-TR compatible with both analog and digital signals?
    Answer: Yes, BU4947F-TR is designed to work with both analog and digital signals, making it versatile for various technical solutions.

  7. Question: Can BU4947F-TR be used in automotive applications?
    Answer: Yes, BU4947F-TR is often used in automotive applications due to its reliability, efficiency, and ability to withstand harsh operating conditions.

  8. Question: Does BU4947F-TR require any external components for operation?
    Answer: The requirement for external components depends on the specific application and circuit design. In some cases, additional components such as capacitors or resistors may be needed.

  9. Question: Is BU4947F-TR available in different package options?
    Answer: Yes, BU4947F-TR is available in various package options, such as surface mount packages (SMD) or through-hole packages, to accommodate different assembly methods.

  10. Question: Where can I find detailed technical specifications and application notes for BU4947F-TR?
    Answer: Detailed technical specifications and application notes for BU4947F-TR can usually be found in the manufacturer's datasheet or on their official website.