RT9169-18GX

Product Overview

Category

RT9169-18GX belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The RT9169-18GX comes in a compact SOT-23 package.
• Essence: This voltage regulator provides a stable output voltage.
• Packaging/Quantity: It is typically sold in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications of RT9169-18GX are as follows:

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 1.8V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT9169-18GX has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Output voltage pin.

Functional Features

• Low Dropout Voltage: The RT9169-18GX exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: With a low quiescent current, this voltage regulator minimizes power consumption and extends battery life in portable applications.
• Overcurrent Protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive current flow.

Advantages and Disadvantages

Advantages

• Compact size and easy integration into various electronic circuits.
• Stable output voltage ensures reliable performance.
• Low dropout voltage enables efficient regulation.
• Overcurrent protection enhances circuit safety.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• Narrow input voltage range may not be suitable for all scenarios.

Working Principles

The RT9169-18GX is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The RT9169-18GX finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT9169-18GX are: - LM1117-1.8V: A popular 1.8V voltage regulator from Texas Instruments. - MCP1702-1802E: Another 1.8V voltage regulator option from Microchip Technology. - LD1117S18TR: A low dropout 1.8V voltage regulator manufactured by STMicroelectronics.

These alternative models offer similar functionality and can be used as substitutes based on specific requirements.

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