AL5809-20QP1-7

Product Overview

Category: Integrated Circuit (IC)

Use: The AL5809-20QP1-7 is a voltage regulator IC primarily used for power management applications.

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: The AL5809-20QP1-7 is available in a compact QFN package, which ensures efficient heat dissipation and ease of integration into various electronic devices.

Essence: This IC is designed to provide stable and regulated voltage outputs, ensuring reliable operation of electronic circuits.

Packaging/Quantity: The AL5809-20QP1-7 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V - 6.5V
• Output Voltage Range: 0.8V - 5.5V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 200mA
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AL5809-20QP1-7 features 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 (active high)

Functional Features

• High Efficiency: The AL5809-20QP1-7 offers high efficiency, minimizing power losses and maximizing battery life in portable devices.
• Low Dropout Voltage: With a low dropout voltage, this IC can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications and power sources.
• Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, providing versatility for different circuit requirements.
• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection mechanisms, safeguarding the device and connected components from damage.

Advantages

• Compact size and easy integration into electronic devices
• High efficiency leads to improved battery life
• Wide input voltage range accommodates diverse applications
• Adjustable output voltage offers flexibility
• Overcurrent and thermal protection enhance reliability

Disadvantages

• Limited maximum output current (200mA)
• Not suitable for high-power applications

Working Principles

The AL5809-20QP1-7 operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage obtained from the output. By adjusting the pass transistor, it maintains a constant output voltage regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

The AL5809-20QP1-7 finds applications in various fields, including but not limited to: - Portable electronic devices (e.g., smartphones, tablets, portable media players) - Battery-powered devices - IoT (Internet of Things) devices - Wearable technology - Automotive electronics - Industrial control systems

Alternative Models

For those seeking alternative options, the following models provide similar functionality to the AL5809-20QP1-7: - AL5810-25QP1-7 - LM1117-3.3 - LT1763-3.3 - TPS79633

These alternatives offer comparable features and specifications, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the AL5809-20QP1-7 is a versatile voltage regulator IC that offers high efficiency, adjustable output voltage, and various protection mechanisms. Its compact size and wide range of applications make it an ideal choice for power management in numerous electronic devices.

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