Rohm Semiconductor
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পণ্যের বিবরণের জন্য স্পেসিফিকেশন দেখুন৷.
BU4918F-TR
বিস্তারিত দেখুন ডেটাশিট

BU4918F-TR

Product Overview

Category: Integrated Circuit (IC)

Use: The BU4918F-TR is a versatile integrated circuit primarily used for voltage regulation and power management in electronic devices. It provides stable and regulated power supply to various components within a system.

Characteristics: - High efficiency - Low power consumption - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: The BU4918F-TR is available in a compact and industry-standard surface mount package, making it suitable for use in space-constrained applications.

Essence: The essence of the BU4918F-TR lies in its ability to efficiently regulate voltage and provide reliable power management, ensuring optimal performance and protection for electronic devices.

Packaging/Quantity: The BU4918F-TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 4.5V - 40V
  • Output Voltage Range: 1.2V - 37V
  • Output Current: Up to 1.5A
  • Quiescent Current: 3mA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BU4918F-TR features a standard pin configuration with the following pins:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VOUT: Output voltage pin
  4. FB: Feedback pin for voltage regulation
  5. EN: Enable pin for turning the IC on/off

Functional Features

  • Voltage Regulation: The BU4918F-TR ensures a stable output voltage regardless of variations in the input voltage.
  • Overcurrent Protection: It incorporates overcurrent protection to safeguard connected devices from excessive current flow.
  • Thermal Shutdown Protection: The IC includes thermal shutdown protection to prevent overheating and potential damage.
  • Low Power Consumption: It operates with low quiescent current, minimizing power consumption.

Advantages and Disadvantages

Advantages: - High efficiency ensures minimal power loss - Wide input voltage range allows for versatile applications - Compact package size suitable for space-constrained designs - Overcurrent and thermal protection enhance device reliability

Disadvantages: - Limited output current capacity (up to 1.5A) - Requires external components for complete voltage regulation circuit

Working Principles

The BU4918F-TR utilizes a combination of internal control circuitry and external components to regulate the output voltage. It adjusts the duty cycle of an internal switching transistor based on feedback from the FB pin, maintaining a constant output voltage despite variations in the input voltage.

Detailed Application Field Plans

The BU4918F-TR finds application in various electronic devices and systems, including but not limited to: - Consumer electronics - Automotive electronics - Industrial equipment - Telecommunications devices - Power supplies

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the BU4918F-TR include: - LM2576-ADJ - LT1084CP-12 - TPS5430DDAR

These alternatives can be considered based on specific requirements and design constraints.

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প্রযুক্তিগত সমাধানে BU4918F-TR এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

Sure! Here are 10 common questions and answers related to the application of BU4918F-TR in technical solutions:

  1. Question: What is BU4918F-TR?
    - Answer: BU4918F-TR is a specific model of integrated circuit (IC) used in technical solutions.

  2. Question: What is the purpose of BU4918F-TR?
    - Answer: The purpose of BU4918F-TR is to provide various functionalities and features required in technical applications.

  3. Question: What are the key features of BU4918F-TR?
    - Answer: Some key features of BU4918F-TR include high performance, low power consumption, compact size, and compatibility with different systems.

  4. Question: In which technical solutions can BU4918F-TR be used?
    - Answer: BU4918F-TR can be used in a wide range of technical solutions such as robotics, automation, industrial control systems, and consumer electronics.

  5. Question: How does BU4918F-TR contribute to technical solutions?
    - Answer: BU4918F-TR contributes by providing essential functions like signal processing, motor control, communication interfaces, and power management.

  6. Question: Is BU4918F-TR compatible with other components or systems?
    - Answer: Yes, BU4918F-TR is designed to be compatible with various components and systems commonly used in technical applications.

  7. Question: Can BU4918F-TR be programmed or customized for specific requirements?
    - Answer: Yes, BU4918F-TR can be programmed or customized using appropriate software tools and programming languages to meet specific requirements.

  8. Question: What is the typical power supply requirement for BU4918F-TR?
    - Answer: The typical power supply requirement for BU4918F-TR is within a specified voltage range, usually mentioned in the datasheet.

  9. Question: Are there any specific precautions or guidelines for using BU4918F-TR?
    - Answer: Yes, it is important to follow the manufacturer's guidelines and precautions mentioned in the datasheet while using BU4918F-TR to ensure proper functionality and reliability.

  10. Question: Where can I find more information about BU4918F-TR and its application in technical solutions?
    - Answer: You can refer to the datasheet, technical documentation, or contact the manufacturer for more detailed information about BU4918F-TR and its application in technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and specifications of BU4918F-TR and the technical solution in question.