RT9064-25GV

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short circuit current limit

Package: SOT-23-5

Essence: The RT9064-25GV is a voltage regulator IC that provides a stable output voltage with low dropout. It is commonly used in various electronic devices to regulate and maintain a constant voltage level.

Packaging/Quantity: The RT9064-25GV is available in a SOT-23-5 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

The specifications of the RT9064-25GV are as follows:

• Input Voltage Range: 2.5V - 6V
• Output Voltage Range: 1.2V - 5.5V
• Dropout Voltage: 200mV at 100mA
• Output Current: Up to 300mA
• Quiescent Current: 75µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT9064-25GV has five pins arranged as follows:

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Pin 1: Enable (EN) - Controls the operation of the regulator. Connects to logic high (Vcc) to enable the output.

Pin 2: Ground (GND) - Connected to the ground reference of the system.

Pin 3: Feedback (FB) - Provides feedback to regulate the output voltage. Connects to an external resistor divider network.

Pin 4: Output (OUT) - Provides the regulated output voltage.

Pin 5: Input (IN) - Connects to the input voltage source.

Functional Features

• Low dropout voltage: The RT9064-25GV can regulate the output voltage even when the input voltage is only slightly higher than the desired output voltage.
• High output current capability: It can deliver up to 300mA of current, making it suitable for powering a wide range of electronic components.
• Adjustable output voltage: The output voltage can be adjusted within the specified range by using an external resistor divider network.
• Thermal shutdown protection: The IC has built-in thermal shutdown protection to prevent damage due to excessive temperature.
• Short circuit current limit: It limits the output current in case of a short circuit, protecting the regulator and the connected devices.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient regulation even with low input voltages. - High output current capability allows for powering various components. - Adjustable output voltage provides flexibility in different applications. - Thermal shutdown protection prevents overheating and damage. - Short circuit current limit protects the regulator and connected devices from damage.

Disadvantages: - Limited output current compared to some other voltage regulators. - SOT-23-5 package may require surface-mount soldering skills.

Working Principles

The RT9064-25GV operates as a linear voltage regulator. It uses a pass transistor to control the output voltage based on the feedback received from the FB pin. When the input voltage is higher than the desired output voltage, the pass transistor regulates the excess voltage to maintain a stable output. The enable pin controls the operation of the regulator, allowing the user to turn it on or off as needed.

Detailed Application Field Plans

The RT9064-25GV is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - IoT (Internet of Things) devices - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the RT9064-25GV that offer similar functionality are: - LM1117-3.3: A popular 3.3V voltage regulator with adjustable output voltage. - MCP1700-3302E: Low dropout voltage regulator with fixed 3.3V output. - AMS1117-5.0: Fixed 5.0V voltage regulator with low dropout.

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

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