AP2139AK-3.3TRG1

Product Overview

Category

AP2139AK-3.3TRG1 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Voltage regulation capability
• Compact package size
• Low power consumption
• Wide input voltage range
• High efficiency

Package

AP2139AK-3.3TRG1 is available in a small surface-mount package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity

AP2139AK-3.3TRG1 is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

AP2139AK-3.3TRG1 has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The AP2139AK-3.3TRG1 ensures a stable output voltage of 3.3V regardless of variations in the input voltage.
• Overcurrent Protection: It incorporates overcurrent protection to safeguard connected devices from excessive current flow.
• Thermal Shutdown: In case of excessive temperature, the regulator shuts down to prevent damage.
• Enable Control: The EN pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• Compact size makes it suitable for space-constrained applications.
• Wide input voltage range enables compatibility with various power sources.
• Low power consumption helps conserve energy.
• High efficiency minimizes power loss during voltage regulation.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• Dropout voltage of 200mV may affect performance in low-voltage scenarios.

Working Principles

AP2139AK-3.3TRG1 operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage, adjusting the internal circuitry to maintain a constant output voltage of 3.3V.

Detailed Application Field Plans

AP2139AK-3.3TRG1 finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP2139AK-3.3TRG1 are: - LM1117-3.3 - XC6206P332MR - MCP1700-3302E/TO

These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, AP2139AK-3.3TRG1 is a voltage regulator known for its compact size, wide input voltage range, and efficient voltage regulation. It finds application in various electronic devices and offers advantages such as low power consumption. However, it has limitations in terms of output current and dropout voltage.