AP2138R-4.0TRG1

Product Overview

Category

AP2138R-4.0TRG1 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The AP2138R-4.0TRG1 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 AP2138R-4.0TRG1 has the following specifications:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 4.0V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AP2138R-4.0TRG1 has the following pin configuration:

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

Functional Features

The key functional features of AP2138R-4.0TRG1 include:

• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: It consumes minimal current when in standby mode, ensuring energy efficiency.
• Overcurrent and thermal protection: The device includes built-in protection mechanisms to prevent damage from excessive current or temperature.

Advantages and Disadvantages

Advantages: - High efficiency and low power consumption - Compact size and easy integration into various applications - Reliable voltage regulation for stable performance

Disadvantages: - Limited output current capacity compared to higher-rated regulators - Higher cost compared to basic linear regulators

Working Principles

The AP2138R-4.0TRG1 operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, regardless of input voltage variations.

Detailed Application Field Plans

The AP2138R-4.0TRG1 finds applications in various electronic devices, including but not limited to:

1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable media players.
2. IoT devices: Enables efficient power management in smart home devices, wearables, and sensors.
3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other vehicle electronics.
4. Industrial equipment: Suitable for powering control systems, motor drives, and instrumentation devices.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP2138R-4.0TRG1 include:

1. LM1117-4.0: A popular linear voltage regulator with similar specifications.
2. TPS7A4901: A high-performance low-dropout (LDO) voltage regulator with adjustable output voltage.
3. LT1763: A compact and efficient LDO regulator with a wide input voltage range.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific application requirements.

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