BU4916FVE-TR

Product Overview

Category: Integrated Circuit (IC)

Use: The BU4916FVE-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 BU4916FVE-TR is available in a compact surface-mount package, which ensures easy integration into circuit boards and reduces overall system size.

Essence: This IC is designed to efficiently regulate voltage levels, ensuring reliable and consistent power supply to sensitive electronic components.

Packaging/Quantity: The BU4916FVE-TR is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V - 40V
• Output Voltage Range: 1.25V - 37V
• Maximum Output Current: 1.5A
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BU4916FVE-TR features a standard pin configuration with the following pins:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. ADJ (Adjustment Pin)
5. NC (No Connection)

Functional Features

• Voltage Regulation: The BU4916FVE-TR maintains a stable output voltage regardless of variations in the input voltage or load conditions.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard connected devices from excessive current flow.
• Thermal Shutdown Protection: The IC includes a thermal shutdown mechanism that activates when the temperature exceeds a certain threshold, preventing damage due to overheating.
• Adjustable Output Voltage: The output voltage can be adjusted using an external resistor connected to the ADJ pin.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for compatibility with various power sources. - Overcurrent and thermal protection ensure device safety. - Adjustable output voltage provides flexibility in different applications.

Disadvantages: - Limited maximum output current of 1.5A may not be suitable for high-power applications. - Requires additional external components for proper operation.

Working Principles

The BU4916FVE-TR operates on the principle of switching voltage regulation. It utilizes a combination of internal control circuitry and external components to maintain a stable output voltage. The IC continuously monitors the input voltage and adjusts its internal switching frequency to regulate the output voltage within the desired range. This switching process minimizes power dissipation and enhances overall efficiency.

Detailed Application Field Plans

The BU4916FVE-TR finds application in various electronic devices and systems, including but not limited to: - Power supplies - Battery chargers - Automotive electronics - Industrial automation equipment - Consumer electronics

Detailed Alternative Models

1. LM317: A widely used linear voltage regulator offering adjustable output voltage and high reliability.
2. LT1084: A low dropout (LDO) voltage regulator with high current capability and excellent line/load regulation.
3. TPS5430: A synchronous buck converter with integrated MOSFETs, providing high efficiency and compact design.

These alternative models offer similar functionality to the BU4916FVE-TR and can be considered as alternatives based on specific requirements and design constraints.

Word Count: 470 words