RT9081AGQZA(2)

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: QFN-16
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT9081AGQZA(2) has a total of 16 pins arranged as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. PGND: Power Ground
7. SW: Switching Node
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection

Functional Features

• High Efficiency: The RT9081AGQZA(2) offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: It consumes low power during operation, making it suitable for battery-powered devices.
• Enable Pin: The EN pin allows the device to be turned on or off, conserving power when not in use.
• Feedback Pin: The FB pin provides feedback to regulate the output voltage accurately.
• Overcurrent Protection: The IC includes overcurrent protection to prevent damage to the device and connected components.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low power consumption - Compact package size - Overcurrent protection

Disadvantages: - Limited output current capacity (up to 500mA)

Working Principles

The RT9081AGQZA(2) is a voltage regulator that converts an input voltage within the range of 2.5V to 5.5V into a regulated output voltage between 0.8V and 3.6V. It achieves this by utilizing a switching regulator topology, which allows for high efficiency power conversion. The enable pin (EN) controls the device's operation, while the feedback pin (FB) ensures accurate regulation of the output voltage.

Detailed Application Field Plans

The RT9081AGQZA(2) is commonly used in various applications, including but not limited to:

1. Mobile Devices: Smartphones, tablets, and portable media players benefit from its low power consumption and compact size.
2. IoT Devices: Battery-powered Internet of Things (IoT) devices can extend their battery life with the efficient power management provided by this IC.
3. Wearable Electronics: Fitness trackers, smartwatches, and other wearable devices require efficient power management to ensure longer usage time.
4. Embedded Systems: The IC can be integrated into embedded systems, such as industrial control systems and automation equipment, to regulate power supply.

Detailed and Complete Alternative Models

1. RT9081BGQZA(2): Similar to RT9081AGQZA(2), but with a different package (QFN-20).
2. RT9081CGQZA(2): Higher output current capacity (up to 1A) compared to RT9081AGQZA(2).
3. RT9081DGQZA(2): Lower dropout voltage (100mV at 100mA) compared to RT9081AGQZA(2).

These alternative models offer similar functionality with slight variations in package, output current capacity, and dropout voltage.

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