AP2112K-1.2TRG1

Product Overview

Category

AP2112K-1.2TRG1 belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• Package: SOT-23-5
• Essence: Low dropout linear regulator
• Packaging/Quantity: Available in reels, with a quantity of 3000 units per reel

Specifications

The specifications for AP2112K-1.2TRG1 are as follows:

• Output Voltage: 1.2V
• Input Voltage Range: 2.7V to 6.0V
• Dropout Voltage: 300mV at 150mA
• Quiescent Current: 120μA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Ripple Rejection: 70dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

AP2112K-1.2TRG1 has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. NC (No Connection)
5. VOUT (Output Voltage)

Functional Features

The functional features of AP2112K-1.2TRG1 include:

• Low dropout voltage
• Low quiescent current
• Excellent line and load regulation
• High ripple rejection
• Thermal shutdown protection
• Short-circuit current limit

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - Low quiescent current minimizes power consumption. - Excellent line and load regulation provide stable output voltage. - High ripple rejection reduces noise interference. - Thermal shutdown protection prevents overheating. - Short-circuit current limit protects the device from damage.

Disadvantages: - Limited input voltage range (2.7V to 6.0V). - Dropout voltage of 300mV may not be suitable for all applications.

Working Principles

AP2112K-1.2TRG1 operates as a low dropout linear regulator. It regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. The internal circuitry adjusts the current flow to ensure a stable output voltage, even with varying input voltages and load conditions.

Detailed Application Field Plans

AP2112K-1.2TRG1 finds applications in various electronic devices and systems, including:

1. Battery-powered devices
2. Portable audio players
3. Mobile phones
4. Wireless communication modules
5. Embedded systems
6. Industrial control systems
7. Automotive electronics
8. Medical equipment

Detailed and Complete Alternative Models

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

1. LM1117-1.2
2. MCP1700-1202E/TO
3. LP2985-1.2
4. TPS73601DBVR
5. MAX603CPA

These models offer similar functionality and specifications, providing options for different design requirements.

In conclusion, AP2112K-1.2TRG1 is a low dropout linear regulator used for voltage regulation in electronic circuits. Its key features include low dropout voltage, low quiescent current, excellent line and load regulation, high ripple rejection, and thermal shutdown protection. It is commonly used in battery-powered devices, portable audio players, mobile phones, and various other applications. Alternative models such as LM1117-1.2, MCP1700-1202E/TO, LP2985-1.2, TPS73601DBVR, and MAX603CPA can be considered for similar applications.