RT9198-31GY

Product Overview

Category

RT9198-31GY belongs to the category of voltage regulators.

Use

It is commonly used for voltage regulation in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 3.1V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV
• Low Quiescent Current: 50μA
• Low Shutdown Current: 0.1μA
• Operating Temperature Range: -40°C to +85°C

Package

RT9198-31GY is available in a SOT-23-5 package.

Essence

The essence of RT9198-31GY is to provide stable and regulated output voltage for electronic devices.

Packaging/Quantity

RT9198-31GY is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 3.1V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (at 100mA)
• Line Regulation: ±0.5%
• Load Regulation: ±1%
• Quiescent Current: 50μA
• Shutdown Current: 0.1μA
• Ripple Rejection Ratio: 60dB (at 1kHz)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

RT9198-31GY has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. NC: No connection
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient voltage regulation.
• Low quiescent current minimizes power consumption.
• Wide input voltage range allows for versatile applications.
• Excellent line and load regulation for stable output voltage.
• High ripple rejection ratio reduces noise interference.

Advantages

• Compact SOT-23-5 package for space-constrained designs.
• Wide operating temperature range enables usage in various environments.
• Low shutdown current prolongs battery life in portable devices.
• Reliable and stable voltage regulation for electronic circuits.

Disadvantages

• Maximum output current limited to 150mA, may not be suitable for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop across the regulator.

Working Principles

RT9198-31GY is a linear voltage regulator that uses 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

RT9198-31GY can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to RT9198-31GY include: - LM1117-3.3 - MCP1700-3302E/TO - TS2937CP-3.3

These models offer similar voltage regulation capabilities and can be considered as alternatives based on specific requirements.

In conclusion, RT9198-31GY is a voltage regulator that provides stable and regulated output voltage for electronic circuits. With its compact package, wide input voltage range, and low quiescent current, it offers reliable voltage regulation for various applications. However, its maximum output current and dropout voltage should be considered when selecting the appropriate model for high-power applications.