BZX79-C3V9,143

Product Overview

Category

The BZX79-C3V9,143 belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

• Zener voltage: 3.9V
• Power dissipation: 500mW
• Package type: DO-35
• Reverse current: 5μA
• Temperature range: -65°C to +200°C

Packaging/Quantity

The BZX79-C3V9,143 is typically available in reels or tubes with varying quantities, such as 100, 500, or 1000 units per package.

Specifications

• Zener voltage: 3.9V ±5%
• Power dissipation: 500mW
• Maximum reverse current: 5μA
• Operating temperature range: -65°C to +200°C
• Package type: DO-35

Detailed Pin Configuration

The BZX79-C3V9,143 Zener diode has two pins, anode, and cathode, which are denoted by the standard pinout configuration for a DO-35 package.

Functional Features

• Voltage regulation: The Zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
• Overvoltage protection: It acts as a voltage clamp, preventing excessive voltage from damaging sensitive components.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Compact size
• Low cost

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The BZX79-C3V9,143 operates based on the Zener effect, where it allows current to flow in the reverse direction when the applied voltage reaches its breakdown voltage, effectively maintaining a constant voltage drop across its terminals.

Detailed Application Field Plans

The BZX79-C3V9,143 finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping in communication systems - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models to the BZX79-C3V9,143 include: - BZX79-C3V6,143 - BZX79-C4V3,143 - BZX79-C5V1,143 - BZX79-C6V2,143

These alternatives offer different Zener voltages to suit specific circuit requirements.

In conclusion, the BZX79-C3V9,143 Zener diode is a versatile component widely used for voltage regulation and protection in electronic circuits. Its precise voltage regulation, compact size, and low cost make it a popular choice in various applications.

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