Rohm Semiconductor
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BU5255HFV-TR
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BU5255HFV-TR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: HVSON-8

Essence: The BU5255HFV-TR is a voltage regulator IC designed to provide stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The BU5255HFV-TR is available in tape and reel packaging, with 3000 units per reel.

Specifications

  • Input Voltage Range: 2.5V - 6.0V
  • Output Voltage Range: 1.2V - 5.0V
  • Dropout Voltage: 200mV @ 100mA
  • Quiescent Current: 50μA
  • Output Current: 500mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BU5255HFV-TR has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin
  6. NC: No connection
  7. NC: No connection
  8. NC: No connection

Functional Features

  • High Efficiency: The BU5255HFV-TR offers high efficiency, minimizing power loss and maximizing battery life.
  • Low Dropout Voltage: With a low dropout voltage of 200mV at 100mA, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
  • Wide Input Voltage Range: The IC can accept input voltages ranging from 2.5V to 6.0V, making it suitable for a wide range of applications.
  • Overcurrent Protection: The BU5255HFV-TR incorporates overcurrent protection to safeguard the circuit and connected devices from excessive current flow.
  • Thermal Shutdown Protection: In case of excessive temperature rise, the IC automatically shuts down to prevent damage.

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Wide input voltage range allows for versatile applications - Overcurrent and thermal shutdown protection ensure device safety

Disadvantages: - Limited output current capacity (500mA)

Working Principles

The BU5255HFV-TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the feedback voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin can be used to turn the regulator on or off.

Detailed Application Field Plans

The BU5255HFV-TR is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

  1. Mobile Devices: Smartphones, tablets, portable media players
  2. Wearable Electronics: Smartwatches, fitness trackers
  3. IoT Devices: Home automation systems, smart sensors
  4. Consumer Electronics: Digital cameras, portable gaming consoles
  5. Automotive Electronics: Infotainment systems, navigation devices

Detailed and Complete Alternative Models

  1. LM1117-ADJ: Adjustable Voltage Regulator, TO-220 package, 800mA output current
  2. XC6206P332MR: Fixed Voltage Regulator, SOT-23 package, 200mA output current
  3. LT1763CS8-3.3: Fixed Voltage Regulator, SO-8 package, 500mA output current

These alternative models offer similar functionality and can be considered as substitutes for the BU5255HFV-TR in different applications.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق BU5255HFV-TR في الحلول التقنية

  1. Question: What is BU5255HFV-TR?
    Answer: BU5255HFV-TR is a specific model or type of electronic component used in technical solutions.

  2. Question: What is the application of BU5255HFV-TR?
    Answer: BU5255HFV-TR can be used in various technical solutions, such as power management systems, motor control circuits, and industrial automation.

  3. Question: What are the key features of BU5255HFV-TR?
    Answer: Some key features of BU5255HFV-TR include high voltage capability, low power consumption, compact size, and reliable performance.

  4. Question: Can BU5255HFV-TR be used in automotive applications?
    Answer: Yes, BU5255HFV-TR is suitable for automotive applications, especially in areas like electric vehicles, battery management systems, and engine control units.

  5. Question: Is BU5255HFV-TR compatible with microcontrollers?
    Answer: Yes, BU5255HFV-TR can be easily integrated with microcontrollers and other digital control systems.

  6. Question: What is the maximum voltage rating of BU5255HFV-TR?
    Answer: The maximum voltage rating of BU5255HFV-TR is typically specified by the manufacturer and can vary, but it is commonly in the range of several hundred volts.

  7. Question: Can BU5255HFV-TR handle high current loads?
    Answer: Yes, BU5255HFV-TR is designed to handle high current loads, making it suitable for applications that require power switching or control.

  8. Question: Are there any specific precautions to consider when using BU5255HFV-TR?
    Answer: It is important to follow the manufacturer's guidelines and datasheet for proper usage and precautions, such as ensuring proper heat dissipation and avoiding exceeding the maximum voltage or current ratings.

  9. Question: Can BU5255HFV-TR be used in both AC and DC applications?
    Answer: Yes, BU5255HFV-TR can be used in both AC and DC applications, depending on the specific requirements and circuit design.

  10. Question: Where can I purchase BU5255HFV-TR?
    Answer: BU5255HFV-TR can be purchased from authorized distributors, electronics component suppliers, or directly from the manufacturer's website.