3EZ43D5E3/TR8 Product Overview

Introduction

The 3EZ43D5E3/TR8 is a versatile electronic component that belongs to the category of voltage regulators. This product is widely used in various electronic devices and systems to ensure stable and regulated power supply, thereby enhancing the overall performance and reliability of the equipment.

Basic Information Overview

• Category: Voltage Regulator
• Use: To regulate and stabilize voltage in electronic circuits
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220 package
• Essence: Ensures consistent and reliable power supply
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 0.5V at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The 3EZ43D5E3/TR8 features a standard TO-220 pin configuration with three pins: 1. Input (Vin): Connects to the input voltage source 2. Ground (GND): Connected to the ground reference 3. Output (Vout): Provides the regulated output voltage

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite variations in the input voltage
• Thermal Shutdown Protection: Safeguards the device from overheating by shutting down when the temperature exceeds the specified limit
• Low Dropout Voltage: Minimizes power loss and improves efficiency

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Compact TO-220 package
• Thermal protection for enhanced safety

Disadvantages

• Limited maximum output current compared to higher-rated regulators
• Higher dropout voltage than some modern alternatives

Working Principles

The 3EZ43D5E3/TR8 operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain the desired output voltage level. It utilizes a combination of semiconductor components and control circuitry to achieve precise voltage regulation.

Detailed Application Field Plans

The 3EZ43D5E3/TR8 finds extensive application in various electronic systems, including: - Power supplies for microcontrollers and digital circuits - Battery-powered devices requiring stable voltage - Automotive electronics for voltage regulation in vehicle systems

Detailed and Complete Alternative Models

Several alternative models offer similar functionality and performance, including: - LM317: A popular adjustable voltage regulator with a wide input voltage range - L7805CV: Fixed 5V regulator suitable for low-power applications - LM1117: Low dropout voltage regulator for battery-powered devices

In conclusion, the 3EZ43D5E3/TR8 is a reliable voltage regulator with precise regulation capabilities, making it an essential component in numerous electronic applications.

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