AP2121AK-1.3TRG1

Product Overview

Category

AP2121AK-1.3TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2121AK-1.3TRG1 comes in a compact SOT-23-5 package.
• Essence: It is a low dropout linear regulator with a fixed output voltage of 1.3V.
• Packaging/Quantity: The product is typically packaged in reels, with a quantity of 3000 units per reel.

Specifications

The specifications of AP2121AK-1.3TRG1 are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.3V (fixed)
• Dropout Voltage: 200mV at 100mA
• Maximum Output Current: 150mA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 50μA (typical)

Detailed Pin Configuration

The AP2121AK-1.3TRG1 has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. NC (No Connection)
4. VOUT (Output Voltage)
5. EN (Enable)

Functional Features

• Low Dropout: The AP2121AK-1.3TRG1 exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Fixed Output Voltage: With a fixed output voltage of 1.3V, this regulator provides a stable power supply for compatible electronic devices.
• Enable Pin: The EN pin allows for easy control of the regulator's operation, enabling or disabling the output as required.

Advantages and Disadvantages

Advantages

• Compact package size allows for space-saving designs.
• Low dropout voltage ensures efficient regulation.
• Fixed output voltage simplifies circuit design.
• Enable pin provides flexibility in controlling the regulator's operation.

Disadvantages

• Limited maximum output current of 150mA may not be suitable for high-power applications.
• Fixed output voltage may not be adjustable for certain use cases requiring variable voltages.

Working Principles

The AP2121AK-1.3TRG1 operates based on the principle of linear regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains constant, even when the input voltage fluctuates within the specified range.

Detailed Application Field Plans

The AP2121AK-1.3TRG1 finds applications in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Wearable technology - Embedded systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP2121AK-1.3TRG1 are: - AP2121AK-1.2TRG1: Fixed output voltage of 1.2V - AP2121AK-1.5TRG1: Fixed output voltage of 1.5V - AP2121AK-1.8TRG1: Fixed output voltage of 1.8V

These alternative models provide different fixed output voltages, allowing for greater flexibility in designing circuits with specific voltage requirements.

In conclusion, the AP2121AK-1.3TRG1 is a compact voltage regulator with a fixed output voltage of 1.3V. It offers low dropout, stable regulation, and an enable pin for easy control. While it has limitations in terms of maximum output current and adjustability, it finds applications in various electronic devices and has alternative models with different fixed output voltages to suit specific requirements.