BU90R104-E2

Product Overview

Category: Integrated Circuit (IC)

Use: BU90R104-E2 is a high-performance voltage regulator IC designed for use in various electronic devices. It provides stable and regulated power supply to ensure proper functioning of the connected components.

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

Package: The BU90R104-E2 comes in a compact and durable package, ensuring easy installation and protection against external factors such as moisture and dust.

Essence: The essence of BU90R104-E2 lies in its ability to regulate voltage efficiently, providing a reliable power source for electronic devices.

Packaging/Quantity: Each package of BU90R104-E2 contains 10 units of the IC.

Specifications

• Input Voltage Range: 4.5V - 28V
• Output Voltage Range: 1.2V - 15V
• Output Current: Up to 3A
• Dropout Voltage: 0.3V @ 1A
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BU90R104-E2 has the following pin configuration:

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

Functional Features

• High Efficiency: The BU90R104-E2 offers high efficiency, minimizing power loss and maximizing energy utilization.
• Overcurrent Protection: It incorporates overcurrent protection, safeguarding the connected components from damage due to excessive current flow.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, preventing overheating and ensuring safe operation.
• Wide Input Voltage Range: It can handle a wide range of input voltages, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Overcurrent and thermal shutdown protection enhance reliability - Wide input voltage range allows versatility in application

Disadvantages: - Dropout voltage may affect performance in low voltage scenarios - Quiescent current could be lower for power-sensitive applications

Working Principles

The BU90R104-E2 operates on the principle of voltage regulation. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in the input voltage or load conditions. This ensures that the connected electronic devices receive a consistent and reliable power supply.

Detailed Application Field Plans

The BU90R104-E2 finds applications in various fields, including:

1. Consumer Electronics: Powering smartphones, tablets, and other portable devices.
2. Automotive: Regulating voltage for automotive electronics, such as infotainment systems and lighting.
3. Industrial Automation: Providing stable power supply for control systems and sensors.
4. Telecommunications: Ensuring reliable voltage for networking equipment and communication devices.

Detailed and Complete Alternative Models

1. BU90R105-E2: Similar to BU90R104-E2 but with higher output current capacity.
2. BU90R103-E2: Lower cost alternative with slightly reduced efficiency.
3. BU90R106-E2: Enhanced version with additional features like adjustable output voltage.

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

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