AP2128K-1.2TRG1

Product Overview

Category

AP2128K-1.2TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2128K-1.2TRG1 comes in a compact surface-mount package.
• Essence: It is a low dropout linear regulator with a fixed output voltage of 1.2V.
• Packaging/Quantity: The product is typically packaged in reels and available in large quantities.

Specifications

The specifications of AP2128K-1.2TRG1 are as follows:

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 1.2V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 150mA
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Quiescent Current: 75µA (typical)

Detailed Pin Configuration

The pin configuration of AP2128K-1.2TRG1 is as follows:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Low Dropout: The AP2128K-1.2TRG1 has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The product has a low quiescent current, making it suitable for battery-powered applications where power efficiency is crucial.
• Overcurrent Protection: It incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Thermal Shutdown: The regulator includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

• Compact package size
• Low dropout voltage
• Low quiescent current
• Overcurrent protection
• Thermal shutdown protection

Disadvantages

• Limited maximum output current (150mA)

Working Principles

The AP2128K-1.2TRG1 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 allows it to maintain a stable output voltage even when the input voltage fluctuates.

Detailed Application Field Plans

AP2128K-1.2TRG1 finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP2128K-1.2TRG1 are: - AP2112K-1.2TRG1 - AP2204K-1.2TRG1 - AP1117K-1.2TRG1 - AP7361K-1.2TRG1

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable voltage regulator for specific applications.

In conclusion, AP2128K-1.2TRG1 is a compact, low dropout linear regulator used for voltage regulation in electronic circuits. Its advantages include a small package size, low dropout voltage, and overcurrent protection. However, it has a limited maximum output current. The product finds applications in various electronic devices, and alternative models are available for consideration.