CDZVT2R3.9B Product Overview

Introduction

The CDZVT2R3.9B is a versatile electronic component that belongs to the category of voltage regulators. It is widely used in various electronic devices and systems to ensure stable and regulated power supply. This entry provides an in-depth overview of the CDZVT2R3.9B, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator
• Use: Ensuring stable and regulated power supply in electronic devices and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-220 package
• Essence: Regulating voltage to a specific level
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Input Voltage Range: 4V to 36V
• Output Voltage Range: 3.9V
• Output Current: Up to 2A
• Dropout Voltage: 0.5V at 1A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.05% typical
• Load Regulation: 0.1% typical

Detailed Pin Configuration

The CDZVT2R3.9B typically features 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

• High Precision: Provides precise and stable output voltage regulation
• Low Dropout Voltage: Minimizes power loss and heat dissipation
• Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low dropout voltage
• Thermal protection for enhanced safety

Disadvantages

• Higher cost compared to standard linear regulators
• Sensitive to external noise and fluctuations

Working Principles

The CDZVT2R3.9B operates based on the principle of feedback control, where it compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain the desired output voltage level.

Detailed Application Field Plans

The CDZVT2R3.9B finds extensive applications 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

Some alternative models to the CDZVT2R3.9B include: - LM317: A popular adjustable linear voltage regulator - LT1086: Low dropout positive fixed regulator - LM2940: Low dropout voltage regulator with high current capability

In conclusion, the CDZVT2R3.9B is a reliable voltage regulator with precise regulation, low dropout voltage, and thermal protection, making it suitable for diverse electronic applications.

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