RT9163-33GGT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Excellent line and load regulation - Thermal shutdown protection - Short circuit current limit - Fast transient response

Package: SOT-223

Essence: The RT9163-33GGT is a voltage regulator IC designed to provide a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate the voltage supplied to sensitive components.

Packaging/Quantity: The RT9163-33GGT is available in a SOT-223 package, which is a surface-mount package with four pins. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 300mV @ 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 80μA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The RT9163-33GGT has the following pin configuration:

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| | --| V IN|-- Pin 1: Input Voltage --|____| | | --| GND|-- Pin 2: Ground --|____| | | --| V O |-- Pin 3: Output Voltage --|____| | | --| EN |-- Pin 4: Enable (Shutdown) Control --|____| ```

Functional Features

• Low dropout voltage ensures efficient power conversion even when the input voltage is close to the output voltage.
• High output current capability allows it to power a wide range of electronic components.
• Excellent line and load regulation ensure a stable output voltage under varying input and load conditions.
• Thermal shutdown protection prevents the IC from overheating and damaging itself or other components.
• Short circuit current limit protects the IC and connected devices from excessive current during a short circuit event.
• Fast transient response enables quick adjustment to changes in load requirements.

Advantages

• Compact SOT-223 package allows for easy integration into small electronic devices.
• Low dropout voltage minimizes power dissipation, increasing overall efficiency.
• Wide operating temperature range makes it suitable for various environmental conditions.
• Robust protection features enhance the reliability and longevity of the IC.

Disadvantages

• Limited output voltage options (specifically designed for 3.3V output).
• Requires external capacitors for stability and noise reduction.

Working Principles

The RT9163-33GGT is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by using a low resistance pass transistor.

Detailed Application Field Plans

The RT9163-33GGT is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the RT9163-33GGT include: - LM1117-3.3: A popular voltage regulator IC with similar specifications and characteristics. - MCP1700-3302E: Another voltage regulator IC offering a 3.3V output voltage. - LP2985-33DBVR: Low dropout voltage regulator with a 3.3V output.

These alternative models can be considered based on specific requirements and availability.

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