ASM3P2811AF-08SR

Product Overview

Category: Integrated Circuit (IC)

Use: The ASM3P2811AF-08SR is a high-performance integrated circuit designed for use in electronic devices. It serves as a power management solution, providing efficient voltage regulation and control.

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Stable output voltage - Overcurrent protection - Thermal shutdown protection

Package: The ASM3P2811AF-08SR is available in a small outline package (SOP) with 8 pins.

Essence: This IC is essential for maintaining stable and regulated power supply in various electronic devices, ensuring their proper functioning and preventing damage due to voltage fluctuations.

Packaging/Quantity: The ASM3P2811AF-08SR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V - 5.5V
• Output Voltage Range: 0.8V - 3.6V
• Output Current: Up to 1A
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Quiescent Current: 50µA (typical)
• Dropout Voltage: 200mV (typical)

Pin Configuration

The ASM3P2811AF-08SR features the following pin configuration:

```

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| | --| VOUT | --| VIN | --| EN | --| GND | --| FB | --| SS | --| PG | |___________| ```

• VOUT: Output Voltage
• VIN: Input Voltage
• EN: Enable Pin
• GND: Ground
• FB: Feedback Pin
• SS: Soft Start Pin
• PG: Power Good Pin

Functional Features

1. High Efficiency: The ASM3P2811AF-08SR offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
2. Overcurrent Protection: It incorporates overcurrent protection, safeguarding the circuit from excessive current flow and preventing damage to the IC and connected components.
3. Thermal Shutdown Protection: The IC includes thermal shutdown protection, which automatically shuts down the device if the temperature exceeds a safe operating limit, preventing overheating and potential damage.
4. Wide Input Voltage Range: It supports a wide input voltage range, allowing compatibility with various power sources.
5. Stable Output Voltage: The ASM3P2811AF-08SR ensures a stable output voltage, providing consistent power supply to the connected device.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Overcurrent and thermal shutdown protection enhance reliability. - Wide input voltage range allows for versatile applications. - Stable output voltage ensures proper functioning of connected devices.

Disadvantages: - Limited output current capacity (up to 1A). - Requires external components for operation.

Working Principles

The ASM3P2811AF-08SR operates based on a switching regulator topology. It utilizes a control loop to maintain the desired output voltage by adjusting the duty cycle of an internal switch. This enables efficient conversion of the input voltage to the required output voltage, while minimizing power loss.

Detailed Application Field Plans

The ASM3P2811AF-08SR finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - IoT devices

Detailed and Complete Alternative Models

1. ASM3P2811BF-08SR
2. ASM3P2811CF-08SR
3. ASM3P2811DF-08SR
4. ASM3P2811EF-08SR
5. ASM3P2811FF-08SR

These alternative models offer similar functionality and specifications, providing flexibility in design and selection for different applications.

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