AP2139AK-3.0TRG1

Product Overview

Category

AP2139AK-3.0TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2139AK-3.0TRG1 comes in a compact surface-mount package.
• Essence: It is a high-performance voltage regulator designed for efficient power management.
• Packaging/Quantity: The product is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The AP2139AK-3.0TRG1 has the following specifications:

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 3.0V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AP2139AK-3.0TRG1 has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. VOUT: Output voltage pin

Functional Features

• Low Dropout Voltage: The AP2139AK-3.0TRG1 exhibits a low dropout voltage, ensuring efficient 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.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.
• Short Circuit Protection: The AP2139AK-3.0TRG1 includes built-in short circuit protection, safeguarding the circuit from potential damage.

Advantages and Disadvantages

Advantages

• High-performance voltage regulation
• Compact package size
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Short circuit protection

Disadvantages

• Limited maximum output current (500mA)

Working Principles

The AP2139AK-3.0TRG1 operates based on a linear voltage regulation principle. It compares the output voltage with a reference voltage and adjusts the pass transistor to maintain a stable output voltage, regardless of input voltage variations.

Detailed Application Field Plans

The AP2139AK-3.0TRG1 finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the AP2139AK-3.0TRG1 include: - LM1117-3.3: A popular 3.3V voltage regulator with similar specifications. - MCP1702-3002E: Another 3.0V voltage regulator with comparable features. - TPS79630: A high-performance 3.0V voltage regulator suitable for demanding applications.

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, the AP2139AK-3.0TRG1 is a compact and efficient voltage regulator with low dropout voltage, low quiescent current, and built-in protection features. It finds applications in various electronic devices and has alternative models available for different design considerations.