RT9819D-43GV

Product Overview

Category

RT9819D-43GV 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
• Low quiescent current
• Thermal shutdown protection

Package

RT9819D-43GV comes in a small SOT-23 package.

Essence

The essence of RT9819D-43GV 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 units.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 4.3V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50μA (typical)
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

RT9819D-43GV has three pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• High accuracy voltage regulation ensures stable output.
• Low dropout voltage enables efficient power conversion.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low power consumption
• Compact package size
• Thermal protection

Disadvantages

• Limited input voltage range
• Dropout voltage may affect performance in low-power applications

Working Principles

RT9819D-43GV utilizes a feedback mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable output.

Detailed Application Field Plans

RT9819D-43GV finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

1. RT9819D-33GV: Output voltage of 3.3V
2. RT9819D-50GV: Output voltage of 5.0V
3. RT9819D-25GV: Output voltage of 2.5V

These alternative models provide different output voltages to cater to specific application requirements.

In conclusion, RT9819D-43GV is a voltage regulator that offers precise voltage regulation, low power consumption, and thermal protection. It is commonly used in various electronic devices and has alternative models available with different output voltages.