RT9819D-46GV

Product Overview

Category

RT9819D-46GV belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Small package size

Package

RT9819D-46GV is available in a compact SOT-23 package.

Essence

The essence of RT9819D-46GV lies in its ability to provide stable and regulated voltage output for various electronic devices.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of RT9819D-46GV units.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 4.6V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 300mA
• Quiescent Current: 50μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

RT9819D-46GV has three pins:

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

Functional Features

• Voltage regulation: RT9819D-46GV ensures a stable output voltage regardless of input voltage fluctuations.
• Overcurrent protection: It safeguards the circuit by limiting the output current in case of excessive load.
• Thermal protection: The device automatically shuts down if the temperature exceeds a certain threshold, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures reliable performance of connected devices.
• Low dropout voltage minimizes power loss and extends battery life.
• Wide input voltage range allows compatibility with various power sources.
• Overcurrent and thermal protection enhance the safety and longevity of the circuit.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• The small package size may make it challenging to handle for some users.

Working Principles

RT9819D-46GV utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal components accordingly to maintain a stable output.

Detailed Application Field Plans

RT9819D-46GV 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 offer similar functionality to RT9819D-46GV are: - LM1117-4.6V: A popular voltage regulator with a fixed 4.6V output. - MCP1702-4602E: Another voltage regulator with a 4.6V fixed output voltage. - TS2940CX-4.6: A low dropout voltage regulator with a fixed 4.6V output.

These alternative models can be considered based on specific requirements and availability.

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