AP7313-33SRG-7

Product Overview

Category

AP7313-33SRG-7 belongs to the category of voltage regulators.

Use

This product is commonly used for voltage regulation in various electronic devices and circuits.

Characteristics

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.3V
• Maximum Output Current: 300mA
• Low Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 50μA
• Thermal Shutdown Protection
• Short Circuit Protection
• SOT-23-5 Package

Package and Quantity

The AP7313-33SRG-7 is available in a SOT-23-5 package. It is typically sold in reels or tubes containing a specific quantity, such as 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50μA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Ripple Rejection Ratio: 70dB
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AP7313-33SRG-7 has the following pin configuration:

```

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| | --| V IN|-- Input Voltage --|____| | | --| GND|-- Ground --|____| | | --| V OUT|-- Output Voltage --|____| ```

Functional Features

1. Voltage Regulation: The AP7313-33SRG-7 provides a stable output voltage of 3.3V, regardless of input voltage fluctuations.
2. Low Dropout Voltage: With a dropout voltage as low as 200mV at 100mA, this regulator minimizes power dissipation and improves efficiency.
3. Thermal Shutdown Protection: The device includes built-in thermal shutdown protection to prevent damage due to excessive temperature.
4. Short Circuit Protection: The AP7313-33SRG-7 is equipped with short circuit protection, safeguarding the device and connected components from potential damage.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage reduces power dissipation.
• Compact SOT-23-5 package enables space-saving designs.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Limited maximum output current of 300mA may not be suitable for high-power applications.
• Output voltage fixed at 3.3V may not meet the requirements of all circuits.

Working Principles

The AP7313-33SRG-7 is a linear voltage regulator that utilizes 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 of 3.3V.

Application Field Plans

The AP7313-33SRG-7 finds applications in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Automotive electronics - Industrial control systems

Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1700-3302E: Another alternative offering a 3.3V output voltage and comparable features.
3. LP2985-33DBVR: A low dropout voltage regulator with a 3.3V output and SOT-23 package.

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

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