RT8055BGQW

Product Overview

Category

RT8055BGQW belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a voltage regulator in various electronic devices.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown protection

Package

RT8055BGQW is available in a compact and industry-standard QFN package.

Essence

The essence of RT8055BGQW lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V - 5.5V
• Output Voltage Range: 0.8V - 3.6V
• Maximum Output Current: 1.5A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 60μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT8055BGQW 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

Functional Features

• High Efficiency: The RT8055BGQW utilizes advanced circuitry to achieve high efficiency, minimizing power loss.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard the device and connected components from excessive current.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, preventing damage due to overheating.
• Wide Input Voltage Range: It can accept a wide range of input voltages, making it versatile for various applications.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Overcurrent and thermal shutdown protection enhance device reliability.
• Wide input voltage range allows for flexibility in application.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV at 1A may affect performance in low-voltage scenarios.

Working Principles

The RT8055BGQW operates as a linear voltage regulator. It takes an input voltage and regulates it to a desired output voltage by adjusting the internal circuitry. The feedback pin (FB) plays a crucial role in maintaining the output voltage within the specified range.

Detailed Application Field Plans

The RT8055BGQW finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT8055BGQW are: - LM1117-3.3 - LT1763-3.3 - TPS79633

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the RT8055BGQW is a versatile voltage regulator IC with high efficiency, overcurrent protection, and thermal shutdown protection. While it has limitations in terms of maximum output current and dropout voltage, it finds applications in various electronic devices. Alternative models such as LM1117-3.3, LT1763-3.3, and TPS79633 can also be considered based on specific design needs.