BU4813F-TR

Product Overview

Category: Integrated Circuit (IC)

Use: The BU4813F-TR is a specialized integrated circuit designed for use in electronic devices and systems. It serves as a voltage regulator, providing stable and regulated power supply to various components within a circuit.

Characteristics: - Voltage regulation - Low power consumption - Compact size - High efficiency - Wide input voltage range

Package: The BU4813F-TR is available in a small outline package (SOP) which ensures easy integration into circuit boards and reduces space requirements.

Essence: The essence of the BU4813F-TR lies in its ability to regulate voltage levels, ensuring consistent and reliable power supply to connected components.

Packaging/Quantity: The BU4813F-TR is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

The BU4813F-TR has the following specifications:

• Input Voltage Range: 4.5V - 40V
• Output Voltage Range: 1.2V - 37V
• Output Current: Up to 1.5A
• Dropout Voltage: 0.5V (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BU4813F-TR features a standard pin configuration, as follows:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

The key functional features of the BU4813F-TR include:

• Voltage regulation: The IC maintains a stable output voltage regardless of variations in the input voltage or load conditions.
• Overcurrent protection: The BU4813F-TR incorporates built-in protection mechanisms to prevent damage due to excessive current flow.
• Thermal shutdown: In case of overheating, the IC automatically shuts down to prevent thermal damage.
• Short-circuit protection: The IC detects and protects against short-circuits, ensuring the safety of connected components.

Advantages and Disadvantages

Advantages: - High efficiency: The BU4813F-TR offers high power conversion efficiency, minimizing energy loss. - Wide input voltage range: It can accept a wide range of input voltages, making it suitable for various applications. - Compact size: The small outline package allows for easy integration into space-constrained designs. - Low power consumption: The IC consumes minimal power during operation, contributing to energy savings.

Disadvantages: - Limited output current: The maximum output current of 1.5A may not be sufficient for certain high-power applications. - Dropout voltage: The 0.5V dropout voltage may restrict its use in low-voltage applications.

Working Principles

The BU4813F-TR operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. This feedback loop ensures that the output voltage remains constant even when the input voltage or load conditions change.

Detailed Application Field Plans

The BU4813F-TR finds applications in various electronic devices and systems, including:

1. Power supplies for consumer electronics
2. Automotive electronics
3. Industrial automation systems
4. Telecommunications equipment
5. Medical devices

Detailed and Complete Alternative Models

Some alternative models to the BU4813F-TR include:

1. LM317: A popular linear voltage regulator with adjustable output voltage.
2. LT1083: A high-current linear voltage regulator with low dropout voltage.
3. LM2596: A switching voltage regulator with high efficiency and adjustable output voltage.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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