RT9183-33GL

Product Overview

Category

RT9183-33GL belongs to the category of voltage regulators.

Use

It is primarily used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Package: RT9183-33GL comes in a compact SOT-23 package.
• Essence: This voltage regulator is designed to provide a fixed output voltage of 3.3V.
• Packaging/Quantity: It is typically available in reels containing a specified quantity of units.

Specifications

The specifications for RT9183-33GL are as follows:

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 3.3V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50μA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of RT9183-33GL is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Low dropout voltage: The RT9183-33GL exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a low quiescent current, this voltage regulator minimizes power consumption when the load is light.
• Overcurrent protection: It incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Thermal shutdown: The device includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

• Compact package size allows for easy integration into space-constrained designs.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient regulation even with low input-output differentials.

Disadvantages

• Limited output current capacity may not be suitable for high-power applications.
• Temperature limitations restrict its use in extreme operating conditions.

Working Principles

RT9183-33GL operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This mechanism ensures that the output voltage remains stable despite fluctuations in the input voltage.

Detailed Application Field Plans

RT9183-33GL finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT9183-33GL are: - LM1117-3.3: A popular 3.3V voltage regulator with similar specifications. - MCP1700-3302E: Another 3.3V voltage regulator known for its low quiescent current. - LD1117S33TR: A compact SOT-223 packaged voltage regulator offering a fixed 3.3V output.

(Note: The above list is not exhaustive and serves as a starting point for exploring alternative options.)

In conclusion, RT9183-33GL is a voltage regulator designed to provide a stable 3.3V output voltage. Its compact size, wide input voltage range, and low dropout voltage make it suitable for various applications. However, its limited output current capacity and temperature restrictions should be considered when selecting an appropriate voltage regulator for specific requirements.