AP7381-33V-A

Product Overview

Category: Voltage Regulator
Use: To regulate and stabilize voltage in electronic circuits
Characteristics: High precision, low dropout voltage, low quiescent current
Package: SOT-23-3
Essence: Linear regulator
Packaging/Quantity: Tape and Reel / 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 3.3V
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AP7381-33V-A is a three-pin device with the following pin configuration:

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

Functional Features

• High precision voltage regulation
• Low dropout voltage ensures efficient power conversion
• Low quiescent current minimizes power consumption
• Excellent line and load regulation for stable output voltage
• Wide operating temperature range for versatile applications

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures accurate output - Low dropout voltage enables efficient power conversion - Low quiescent current minimizes power consumption - Wide operating temperature range allows for various environments

Disadvantages: - Limited input voltage range (2.5V to 6V) - Relatively small package size may require careful handling during assembly

Working Principles

The AP7381-33V-A is a linear voltage regulator that operates by comparing the output voltage to a reference voltage. It adjusts the resistance between the input and output to maintain a constant output voltage, regardless of changes in the input voltage or load conditions. This ensures a stable and regulated voltage supply for electronic circuits.

Detailed Application Field Plans

The AP7381-33V-A is commonly used in various electronic devices and applications, including:

1. Battery-powered devices: Provides a stable voltage supply for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial equipment: Ensures reliable voltage regulation in control systems, sensors, and communication modules.
3. Automotive electronics: Used in automotive applications like infotainment systems, lighting controls, and engine management systems.
4. IoT devices: Enables efficient power conversion in Internet of Things (IoT) devices, such as smart home appliances and environmental sensors.

Detailed and Complete Alternative Models

1. AP7380-33V-A: Similar to AP7381-33V-A but with a different package (SOT-89-3).
2. AP7361-33V-A: Offers similar voltage regulation capabilities but with lower dropout voltage.
3. AP7311-33V-A: Provides higher output current capability while maintaining the same voltage regulation accuracy.

These alternative models offer similar functionality and can be considered as substitutes depending on specific requirements and constraints.

Word count: 311 words