RT9373AGQW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 3A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT9373AGQW has a total of 16 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. EN: Enable Pin
3. FB: Feedback Pin
4. GND: Ground
5. PGND: Power Ground
6. SW: Switching Node
7. SW: Switching Node
8. SW: Switching Node
9. SW: Switching Node
10. VOUT: Output Voltage
11. VOUT: Output Voltage
12. VOUT: Output Voltage
13. VOUT: Output Voltage
14. PGND: Power Ground
15. PGND: Power Ground
16. PGND: Power Ground

Functional Features

• High efficiency power management solution
• Low power consumption
• Wide input voltage range for versatile applications
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power loss
• Wide input voltage range allows for compatibility with various power sources
• Adjustable output voltage provides flexibility in different applications
• Overcurrent and thermal shutdown protection ensure safe operation

Disadvantages

• Limited maximum output current of 3A may not be suitable for high-power applications
• Operating temperature range of -40°C to +85°C may restrict usage in extreme environments

Working Principles

The RT9373AGQW is a voltage regulator IC that converts the input voltage to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is first stepped down and then filtered to provide a stable output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired output voltage.

Detailed Application Field Plans

The RT9373AGQW is commonly used in various electronic devices and systems, including:

1. Mobile phones and tablets
2. Portable gaming consoles
3. Digital cameras
4. Wireless communication devices
5. Industrial control systems
6. Automotive electronics
7. LED lighting applications

Detailed and Complete Alternative Models

1. RT9373BGQW: Similar specifications but with higher maximum output current of 5A.
2. RT9374AGQW: Adjustable output voltage range from 0.8V to 3.3V.
3. RT9375AGQW: Lower input voltage range of 2.5V to 5.5V.
4. RT9376AGQW: Higher efficiency up to 98%.
5. RT9377AGQW: Smaller package size (DFN) for space-constrained applications.

These alternative models offer different features and specifications to cater to specific application requirements.

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