BU4829FVE-TR

Product Overview

Category: Integrated Circuit (IC)

Use: The BU4829FVE-TR is a versatile integrated circuit primarily used for voltage regulation and power management in electronic devices. It is commonly employed in various applications such as consumer electronics, automotive systems, industrial equipment, and telecommunications.

Characteristics: - Voltage Regulation: The BU4829FVE-TR provides stable voltage output, ensuring consistent performance of connected devices. - Power Management: It efficiently manages power distribution, optimizing energy consumption and extending battery life. - Compact Package: The IC is housed in a small form factor package, making it suitable for space-constrained designs. - High Efficiency: The BU4829FVE-TR exhibits low power dissipation, resulting in minimal energy wastage. - Robust Protection: It incorporates built-in protection features like overvoltage, overcurrent, and thermal shutdown to safeguard connected devices.

Package: The BU4829FVE-TR is available in a compact and durable surface-mount package, allowing for easy integration onto PCBs (Printed Circuit Boards).

Essence: This IC serves as a crucial component in electronic devices, providing reliable voltage regulation and efficient power management capabilities.

Packaging/Quantity: The BU4829FVE-TR is typically supplied 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: 1.2V - 37V
• Maximum Output Current: 3A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOP-8

Detailed Pin Configuration

The BU4829FVE-TR features an SOP-8 package with the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. NC (No Connection)
5. NC (No Connection)
6. FB (Feedback Pin)
7. EN (Enable Pin)
8. NC (No Connection)

Functional Features

• Voltage Regulation: The BU4829FVE-TR ensures a stable output voltage regardless of input voltage fluctuations, providing reliable power to connected devices.
• Current Limiting: It incorporates current limiting functionality to protect both the IC and the load from excessive current flow.
• Short Circuit Protection: In the event of a short circuit, the IC automatically shuts down to prevent damage to the circuitry.
• Thermal Shutdown: If the temperature exceeds a safe threshold, the IC activates thermal shutdown to avoid overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for compatibility with various power sources. - High efficiency results in reduced power consumption and longer battery life. - Compact package enables easy integration into space-constrained designs. - Robust protection features ensure the safety of connected devices.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Requires careful consideration of heat dissipation due to the SOP-8 package's thermal limitations.

Working Principles

The BU4829FVE-TR operates based on a feedback control mechanism. It continuously monitors the output voltage and adjusts the internal circuitry to maintain a stable voltage level. By comparing the feedback voltage with a reference voltage, the IC regulates the output voltage within the desired range.

Detailed Application Field Plans

The BU4829FVE-TR finds extensive application in various fields, including: 1. Consumer Electronics: Power supply units for smartphones, tablets, laptops, and gaming consoles. 2. Automotive Systems: Voltage regulation in car audio systems, infotainment units, and lighting systems. 3. Industrial Equipment: Power management in industrial automation systems, motor control units, and LED lighting. 4. Telecommunications: Voltage regulation for networking equipment, routers, and telecommunication infrastructure.

Detailed and Complete Alternative Models

1. LM317: A widely used adjustable voltage regulator with a maximum output current of 1.5A.
2. LT1083: A high-current linear voltage regulator capable of delivering up to 7.5A.
3. LM2596: A popular step-down switching regulator suitable for various applications with an output current of up to 3A.

These alternative models offer similar functionality to the BU4829FVE-TR and can be considered as substitutes depending on specific requirements.

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