72V221L15PFG8

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: TO-220
• Essence: Linear Voltage Regulator
• Packaging/Quantity: Bulk Packaging, 1000 units per box

Specifications

• Input Voltage Range: 7V to 72V
• Output Voltage: 2.2V
• Maximum Output Current: 1.5A
• Dropout Voltage: 0.8V
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 72V221L15PFG8 voltage regulator has three pins: 1. Pin 1 (Input): Connects to the input voltage source. 2. Pin 2 (Ground): Connected to the ground reference. 3. Pin 3 (Output): Provides the regulated output voltage.

Functional Features

• High Efficiency: The 72V221L15PFG8 utilizes advanced circuitry to achieve high efficiency, minimizing power losses during voltage regulation.
• Low Dropout Voltage: With a dropout voltage of only 0.8V, this regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Overcurrent Protection: The device incorporates overcurrent protection to safeguard against excessive current flow, preventing damage to the regulator and connected components.
• Thermal Shutdown: In case of excessive temperature, the regulator automatically shuts down to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Excellent line and load regulation ensures a stable output voltage under varying conditions. - Compact TO-220 package facilitates easy integration into various electronic systems. - Overcurrent protection and thermal shutdown features enhance reliability and safety.

Disadvantages: - Dropout voltage of 0.8V may limit its use in applications with low input voltages. - Limited output current of 1.5A may not be suitable for high-power applications.

Working Principles

The 72V221L15PFG8 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the output voltage to a reference voltage and adjusting the pass transistor accordingly. When the output voltage deviates from the desired value, the regulator adjusts the pass transistor to maintain a stable output voltage.

Detailed Application Field Plans

The 72V221L15PFG8 is commonly used in various electronic systems where a stable and regulated voltage is required. Some application fields include: - Automotive Electronics: Used in automotive power management systems to regulate voltage for various components such as sensors, actuators, and control modules. - Industrial Automation: Employed in industrial control systems to provide a stable voltage supply for PLCs (Programmable Logic Controllers), motor drives, and other critical equipment. - Telecommunications: Used in telecom infrastructure to regulate voltage for communication devices, base stations, and network equipment. - Renewable Energy Systems: Integrated into solar power systems and wind turbines to regulate voltage for battery charging and power conditioning.

Detailed and Complete Alternative Models

• LM317: A popular adjustable linear voltage regulator with similar characteristics and package options.
• LT1083: High-current linear voltage regulator with adjustable output voltage and low dropout voltage.
• LM7805: Fixed 5V linear voltage regulator commonly used in low-power applications.

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