RT9011-CQGQW

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Overcurrent protection

Package: QFN-16

Essence: The RT9011-CQGQW is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.

Packaging/Quantity: The RT9011-CQGQW is available in a QFN-16 package. It is typically sold in reels containing a specific quantity, such as 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage Range: 0.8V - 5.5V
• Dropout Voltage: 200mV @ 300mA
• Output Current: Up to 600mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The RT9011-CQGQW has the following pin configuration:

```

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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 ensures efficient power conversion even with small input-output voltage differentials.
• High output current capability allows the IC to power a wide range of electronic components.
• Adjustable output voltage provides flexibility in meeting specific voltage requirements.
• Thermal shutdown protection prevents the IC from overheating and damaging itself or other components.
• Overcurrent protection safeguards against excessive current flow, protecting the IC and connected devices.

Advantages

• Compact QFN-16 package allows for space-efficient integration into electronic devices.
• Wide input voltage range enables compatibility with various power sources.
• Low quiescent current minimizes power consumption during standby or idle modes.
• Adjustable output voltage provides versatility in different applications.
• Robust thermal and overcurrent protection ensures reliable operation and device safety.

Disadvantages

• Limited output current compared to some higher-power voltage regulators.
• Requires external components (such as capacitors) for stable operation, increasing overall system complexity.

Working Principles

The RT9011-CQGQW operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor. The feedback mechanism adjusts the pass transistor's resistance to maintain the desired output voltage, compensating for changes in load and input voltage.

Application Field Plans

The RT9011-CQGQW is suitable for a wide range of applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Communication equipment

Alternative Models

• RT9011-ADJ: Similar to RT9011-CQGQW, but with adjustable output voltage.
• RT9011-3.3: Fixed output voltage of 3.3V variant.
• RT9011-5.0: Fixed output voltage of 5.0V variant.

These alternative models offer similar functionality but with different output voltage options.

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