PL602-21TI-R

Product Overview

Category: Electronic Component
Use: Power Management
Characteristics: High Efficiency, Low Power Consumption
Package: TO-220
Essence: Voltage Regulator
Packaging/Quantity: 100 pieces per box

Specifications

• Input Voltage Range: 4.5V - 40V
• Output Voltage Range: 1.25V - 37V
• Output Current: 2A
• Dropout Voltage: 0.6V @ 2A
• Line Regulation: 0.02% / V
• Load Regulation: 0.04% / A
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PL602-21TI-R has three pins:

1. Input (VIN): This pin is used to connect the input voltage source.
2. Output (VOUT): This pin provides the regulated output voltage.
3. Ground (GND): This pin is connected to the ground reference.

Functional Features

• Voltage Regulation: The PL602-21TI-R ensures a stable and regulated output voltage regardless of variations in the input voltage or load conditions.
• High Efficiency: With its low dropout voltage and low quiescent current, this voltage regulator achieves high efficiency, minimizing power dissipation.
• Protection Mechanisms: It incorporates built-in protection features such as thermal shutdown, overcurrent protection, and reverse polarity protection, ensuring safe operation and preventing damage to the device.
• Fast Response Time: The PL602-21TI-R exhibits a fast response time to changes in load conditions, maintaining a stable output voltage during dynamic load fluctuations.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - High efficiency results in reduced power consumption and heat dissipation. - Compact TO-220 package facilitates easy integration into various circuit designs. - Built-in protection mechanisms enhance reliability and prevent damage.

Disadvantages: - Limited output current of 2A may not be sufficient for high-power applications. - Dropout voltage of 0.6V may cause a slight voltage drop across the regulator.

Working Principles

The PL602-21TI-R operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The internal feedback mechanism continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The PL602-21TI-R finds extensive application in various fields, including:

1. Automotive Electronics: It is used in automotive systems to regulate voltage for components such as sensors, actuators, and control modules.
2. Industrial Automation: This voltage regulator is employed in industrial automation equipment to ensure stable power supply for control circuits and sensors.
3. Telecommunications: It is utilized in telecommunications devices to provide regulated voltage for microcontrollers, RF modules, and other electronic components.
4. Consumer Electronics: The PL602-21TI-R is commonly found in consumer electronics like audio/video equipment, gaming consoles, and home appliances to maintain consistent power delivery.

Detailed and Complete Alternative Models

1. LM317T: A popular alternative with similar specifications and pin configuration.
2. L7805CV: Suitable for fixed 5V output applications, widely available and cost-effective.
3. LT1084CP: Offers higher output current capability and lower dropout voltage compared to PL602-21TI-R.

These alternative models can be considered based on specific requirements and compatibility with the intended application.

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