RT9169-12GV

Product Overview

Category

RT9169-12GV belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: RT9169-12GV comes in a compact SOT-23 package.
• Essence: This voltage regulator is designed to provide a stable output voltage.
• Packaging/Quantity: It is typically sold in reels, with each reel containing a specific quantity of units.

Specifications

The specifications of RT9169-12GV are as follows:

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 1.2V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

RT9169-12GV has three pins:

1. VIN: This pin is used to connect the input voltage.
2. GND: This pin is connected to the ground.
3. VOUT: The regulated output voltage is obtained from this pin.

Functional Features

The functional features of RT9169-12GV include:

• Voltage Regulation: It provides a stable output voltage of 1.2V, regardless of input voltage fluctuations.
• Low Dropout: With a dropout voltage of only 200mV, it can operate efficiently even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The quiescent current of 50µA ensures minimal power consumption during standby or idle modes.

Advantages and Disadvantages

Advantages: - Compact Size: The SOT-23 package makes it suitable for space-constrained applications. - Stable Output: It maintains a consistent output voltage, ensuring reliable performance of connected devices. - Low Power Consumption: The low quiescent current helps conserve power in battery-powered applications.

Disadvantages: - Limited Output Current: The maximum output current of 300mA may not be sufficient for high-power applications. - Narrow Input Voltage Range: The input voltage range of 2.5V to 6V restricts its compatibility with certain circuits.

Working Principles

RT9169-12GV operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains constant, even when the input voltage varies.

Detailed Application Field Plans

RT9169-12GV finds applications in various electronic devices and circuits, including but not limited to:

1. Battery-Powered Devices: It can be used in portable electronics such as smartphones, tablets, and wearable devices to provide stable voltage for their internal components.
2. IoT Devices: RT9169-12GV is suitable for powering sensors, microcontrollers, and communication modules in Internet of Things (IoT) devices.
3. Audio Amplifiers: It can be utilized in audio amplifiers to regulate the voltage supplied to the amplifier circuitry, ensuring consistent audio output quality.

Detailed and Complete Alternative Models

Some alternative models to RT9169-12GV include:

1. LM1117-3.3: A popular voltage regulator with an output voltage of 3.3V.
2. LT1763: A high-performance voltage regulator with adjustable output voltage.
3. MCP1700: A low dropout voltage regulator available in various fixed output voltages.

These alternative models offer similar functionality and can be considered depending on specific requirements.

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