RT9064-50GV

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limit

Package: SOT-23-5

Essence: The RT9064-50GV is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in electronic circuits to regulate and maintain a constant voltage level.

Packaging/Quantity: The RT9064-50GV is available in a SOT-23-5 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 100mA
• Output Current: Up to 300mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The RT9064-50GV has the following pin configuration:

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| | --| EN |-- Enable Pin --| GND |-- Ground Pin --| VIN |-- Input Voltage Pin --| VOUT |- Output Voltage Pin |____| ```

Functional Features

• Low Dropout Voltage: The RT9064-50GV has a low dropout voltage of only 200mV at 100mA, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With an output current capability of up to 300mA, this voltage regulator can handle a wide range of load requirements.
• Adjustable Output Voltage: The output voltage can be adjusted within a range of 1.2V to 5.5V, allowing flexibility in various applications.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature by shutting down the regulator temporarily.
• Short-Circuit Current Limit: The RT9064-50GV has built-in short-circuit current limiting, protecting the circuit from excessive current during a short-circuit condition.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability allows for versatile applications. - Adjustable output voltage provides flexibility. - Thermal shutdown protection prevents damage from overheating. - Short-circuit current limit protects the circuit.

Disadvantages: - Limited input voltage range (2.5V to 6V). - Relatively low quiescent current (75µA) compared to some other voltage regulators.

Working Principles

The RT9064-50GV is based on a linear voltage regulation principle. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The internal circuitry monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The RT9064-50GV is widely used in various electronic devices and systems that require a stable and regulated power supply. Some common application areas include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices often utilize the RT9064-50GV to regulate the battery voltage and provide a stable power source for the internal components.

2. Industrial control systems: The voltage regulator is commonly employed in industrial control systems to ensure consistent and reliable power supply to microcontrollers, sensors, and other critical components.

3. Automotive electronics: The RT9064-50GV finds applications in automotive electronics, such as infotainment systems, navigation devices, and engine control units, where a stable power source is essential for proper operation.

4. Communication equipment: It is used in communication devices like routers, modems, and wireless access points to maintain a steady voltage level for reliable data transmission.

Detailed and Complete Alternative Models

1. LM1117-5.0: A popular alternative with similar specifications and package type.
2. MCP1700-500: Another alternative offering low dropout voltage and adjustable output voltage.
3. TS2950CT-5.0: An alternative choice with a higher output current capability.

These alternatives provide similar functionality and can be considered based on specific application requirements.

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