AP2120N-1.3TRG1

Product Overview

Category

AP2120N-1.3TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2120N-1.3TRG1 comes in a compact SOT-23 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, containing a specific quantity per reel.

Specifications

The specifications of AP2120N-1.3TRG1 are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.3V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 150mA
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of AP2120N-1.3TRG1 is as follows:

```

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| | --| VIN GND |-- --| VOUT EN |-- |___________| ```

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• EN: Enable pin (active high)

Functional Features

The AP2120N-1.3TRG1 offers the following functional features:

1. Low Dropout Voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
2. Low Quiescent Current: The device consumes minimal current when in standby mode, resulting in improved power efficiency.
3. Thermal Shutdown Protection: In case of excessive temperature, the regulator automatically shuts down to prevent damage.
4. Short Circuit Protection: The device is equipped with short circuit protection, safeguarding the circuit from potential damage.

Advantages and Disadvantages

Advantages

• Compact package size allows for space-efficient designs.
• Low dropout voltage ensures stable output even with varying input voltages.
• Low quiescent current minimizes power consumption.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• Fixed output voltage may not be suitable for all voltage regulation requirements.

Working Principles

The AP2120N-1.3TRG1 operates as a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across the device, regardless of changes in the input voltage or load conditions. This is achieved through the use of internal feedback mechanisms that adjust the pass transistor's resistance to maintain the desired output voltage.

Detailed Application Field Plans

AP2120N-1.3TRG1 finds application in various electronic systems, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and low quiescent current of this regulator.
2. IoT devices: Internet of Things (IoT) devices often operate on low voltages and require efficient voltage regulation, making AP2120N-1.3TRG1 suitable for these applications.
3. Embedded systems: Many embedded systems rely on stable and regulated voltages, making this regulator an ideal choice for such applications.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AP2120N-1.3TRG1 include:

1. AP2112N-1.3TRG1: A similar regulator with a fixed output voltage of 1.3V, but with a higher maximum output current of 300mA.
2. AP2120N-1.5TRG1: Another variant with a fixed output voltage of 1.5V, suitable for applications requiring a slightly higher voltage.

These alternative models can be considered based on specific application requirements and desired performance characteristics.

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