AP2122AK-2.8TRE1

Product Overview

Category

AP2122AK-2.8TRE1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2122AK-2.8TRE1 comes in a compact surface-mount package.
• Essence: It is designed to provide stable and reliable voltage regulation.
• Packaging/Quantity: This product is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications of AP2122AK-2.8TRE1 are as follows:

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 2.8V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of AP2122AK-2.8TRE1 is as follows:

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

Functional Features

• Low Dropout Voltage: The AP2122AK-2.8TRE1 exhibits a low dropout voltage, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: With a low quiescent current, this voltage regulator minimizes power consumption during standby or idle modes.
• Overcurrent Protection: The device incorporates overcurrent protection, safeguarding the circuit from excessive current flow and potential damage.
• Thermal Shutdown: In case of excessive temperature rise, the AP2122AK-2.8TRE1 includes thermal shutdown functionality to prevent overheating and protect the device.

Advantages and Disadvantages

Advantages

• Compact package size allows for space-saving integration in electronic circuits.
• Low dropout voltage ensures efficient voltage regulation.
• Overcurrent protection enhances circuit reliability and safety.
• Thermal shutdown feature prevents overheating and potential damage.

Disadvantages

• Limited output current capacity (up to 300mA).
• Input voltage range is relatively narrow (2.5V - 6.0V).

Working Principles

The AP2122AK-2.8TRE1 operates based on a linear voltage regulator principle. It regulates the input voltage to a stable 2.8V output voltage by utilizing an internal reference voltage and feedback control mechanism. The device adjusts its internal resistance to maintain the desired output voltage, compensating for variations in the input voltage and load conditions.

Detailed Application Field Plans

AP2122AK-2.8TRE1 finds applications in various electronic devices and systems, including but not limited to:

1. Mobile phones and smartphones
2. Portable media players
3. Wireless communication modules
4. Battery-powered devices
5. IoT (Internet of Things) devices
6. Wearable electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP2122AK-2.8TRE1 include:

1. AP2112AK-2.8TRE1
2. LP2985-28DBVR
3. MCP1700-2802E/TO
4. TPS78228DRVT
5. XC6206P282MR

These models offer similar voltage regulation capabilities and can be suitable replacements depending on specific requirements and design considerations.

In conclusion, the AP2122AK-2.8TRE1 is a voltage regulator with a compact package, low dropout voltage, and overcurrent protection. It finds applications in various electronic devices and systems, providing stable and reliable voltage regulation. Alternative models are available for consideration based on specific needs.