AP2121AK-1.8TRG1

Product Overview

Category

AP2121AK-1.8TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2121AK-1.8TRG1 comes in a compact surface-mount package.
• Essence: It is designed to provide stable and regulated output voltage.
• Packaging/Quantity: The product is typically available in reels or trays, with varying quantities depending on the supplier.

Specifications

The following are the specifications of AP2121AK-1.8TRG1:

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 1.8V
• Output Current: Up to 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AP2121AK-1.8TRG1 has the following pin configuration:

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

Functional Features

The functional features of AP2121AK-1.8TRG1 include:

• Low dropout voltage: The regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: The device consumes minimal current when in standby mode, resulting in improved power efficiency.
• Overcurrent protection: The regulator includes built-in protection against excessive current, safeguarding the circuitry from damage.

Advantages and Disadvantages

Advantages: - Compact size and surface-mount package make it suitable for space-constrained applications. - Wide input voltage range allows for flexibility in various electronic circuits. - Low dropout voltage ensures stable output even with varying input voltages.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Operating temperature range may restrict usage in extreme environmental conditions.

Working Principles

The AP2121AK-1.8TRG1 operates based on the principle of linear voltage regulation. It utilizes 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, regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

AP2121AK-1.8TRG1 finds application in various electronic devices and systems, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the stable voltage regulation provided by this product.
2. IoT devices: Internet of Things (IoT) devices often operate on low voltages and require precise voltage regulation, making AP2121AK-1.8TRG1 an ideal choice.
3. Automotive electronics: The regulator can be used in automotive applications where a stable voltage supply is crucial for proper functioning of various components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AP2121AK-1.8TRG1 include:

1. AP2112AK-1.8TRG1
2. LP2985-18DBVR
3. MCP1700-1802E/TO

These alternatives provide comparable voltage regulation capabilities and can be considered based on specific requirements and availability.

Word count: 411 words