RT9073-12GU5

Product Overview

Category

RT9073-12GU5 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: RT9073-12GU5 comes in a compact surface-mount package.
• Essence: This voltage regulator provides stable and reliable voltage output.
• Packaging/Quantity: It is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications of RT9073-12GU5 are as follows:

• Input Voltage Range: 2.5V - 5.5V
• Output Voltage: 1.2V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The detailed pin configuration of RT9073-12GU5 is as follows:

```

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| | --| VIN VOUT |-- --| GND EN |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin

Functional Features

• Low Dropout Voltage: The RT9073-12GU5 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 in standby mode.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Compact Size: The small package size makes it suitable for space-constrained applications.
• High Efficiency: The RT9073-12GU5 offers high efficiency, reducing power dissipation and extending battery life in portable devices.
• Wide Operating Temperature Range: It can operate reliably in a wide temperature range, making it suitable for various environments.

Disadvantages

• Limited Output Current: The maximum output current of 300mA may not be sufficient for certain high-power applications.
• Fixed Output Voltage: The output voltage is fixed at 1.2V, limiting its versatility in applications requiring different voltage levels.

Working Principles

RT9073-12GU5 operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By maintaining a constant voltage drop across the pass transistor, it ensures a stable output voltage regardless of variations in the input voltage.

Detailed Application Field Plans

RT9073-12GU5 finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to RT9073-12GU5 are: - LM1117-1.2 - MCP1700-1202E/TO - TPS78230

These alternatives provide comparable voltage regulation capabilities and can be considered as substitutes depending on specific requirements.

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