AP2125N-1.8TRG1

Introduction

The AP2125N-1.8TRG1 is a voltage regulator belonging to the category of integrated circuits. It is commonly used in electronic devices to regulate voltage and ensure stable power supply to sensitive components. This entry provides an overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Integrated Circuit
• Use: Voltage Regulation
• Characteristics: Stable output, Low dropout voltage, Overcurrent protection
• Package: SOT-23-5
• Essence: Regulating voltage for electronic devices
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.8V
• Output Current: 300mA
• Dropout Voltage: 190mV @ 150mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

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

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even with small input-output differentials.
• Overcurrent Protection: Safeguards the circuit from excessive current flow.
• Thermal Shutdown: Protects the device from overheating.

Advantages and Disadvantages

Advantages

• Compact package size
• Low quiescent current
• Wide operating temperature range

Disadvantages

• Limited output current capacity
• Restricted input voltage range

Working Principles

The AP2125N-1.8TRG1 operates by comparing the reference voltage with the feedback voltage to adjust the output voltage. When the output voltage deviates from the set value, the internal circuitry makes necessary adjustments to maintain stability.

Detailed Application Field Plans

The AP2125N-1.8TRG1 finds extensive use in portable electronic devices such as smartphones, tablets, and portable media players. Its ability to provide stable voltage in a compact form factor makes it ideal for battery-powered applications.

Detailed and Complete Alternative Models

• AP2125N-1.5TRG1: Output voltage of 1.5V
• AP2125N-2.5TRG1: Output voltage of 2.5V
• AP2125N-3.3TRG1: Output voltage of 3.3V

In conclusion, the AP2125N-1.8TRG1 is a versatile voltage regulator with a wide range of applications in the electronics industry. Its compact size, low dropout voltage, and overcurrent protection make it a preferred choice for various portable electronic devices.

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