RT9169-12GB

Product Overview

Category

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

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Short circuit current limit

Package

RT9169-12GB comes in a compact SOT-23 package.

Essence

The essence of RT9169-12GB lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of RT9169-12GB units.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 1.2V
• Dropout Voltage: 300mV @ 100mA
• Maximum Output Current: 100mA
• Quiescent Current: 50μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

RT9169-12GB has three pins:

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

Functional Features

• Voltage regulation: RT9169-12GB ensures a stable output voltage regardless of input voltage fluctuations.
• Dropout voltage: The low dropout voltage allows the regulator to operate efficiently even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: It incorporates a thermal shutdown feature that protects the device from overheating.
• Short circuit current limit: The regulator limits the current in case of a short circuit, preventing damage to the circuit.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures accurate and reliable performance.
• Wide input voltage range allows for flexibility in various applications.
• Compact SOT-23 package enables easy integration into small electronic devices.

Disadvantages

• Limited maximum output current of 100mA may not be suitable for high-power applications.
• Dropout voltage of 300mV may cause a slight power loss in low voltage scenarios.

Working Principles

RT9169-12GB operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, compensating for any variations in the input voltage.

Detailed Application Field Plans

RT9169-12GB finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT9169-12GB are: - LM1117-3.3: A popular voltage regulator with similar specifications. - MCP1700-3302E: Another voltage regulator offering stable output voltage. - LD1117S33TR: A low dropout voltage regulator suitable for various applications.

These alternative models provide similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, RT9169-12GB is a voltage regulator known for its high precision voltage regulation, low dropout voltage, and wide input voltage range. It offers thermal shutdown protection and short circuit current limit features. With its compact package, it is widely used in various electronic devices. However, it has limitations in terms of maximum output current and dropout voltage. Its working principle involves feedback control to maintain a constant output voltage. It finds applications in mobile phones, digital cameras, and other battery-powered devices. Alternative models such as LM1117-3.3, MCP1700-3302E, and LD1117S33TR can be considered as substitutes.