BZX84C3V9-E3-18

Product Overview

Use

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

Characteristics

Low power dissipation
High stability
Precise voltage regulation

Package

The BZX84C3V9-E3-18 is typically available in a SOT-23 package.

Essence

This product is essential for maintaining stable voltage levels in various electronic applications.

Packaging/Quantity

It is usually supplied in reels with quantities varying based on manufacturer specifications.

Specifications

Voltage: 3.9V
Power Dissipation: 350mW
Zener Impedance: 40Ω
Maximum Operating Temperature: 150°C

Detailed Pin Configuration

The BZX84C3V9-E3-18 typically has three pins: 1. Cathode 2. Anode 3. No Connection (NC)

Functional Features

Provides precise voltage regulation
Protects sensitive components from voltage spikes
Low leakage current

Advantages

Small form factor
Reliable voltage regulation
Wide operating temperature range

Disadvantages

Limited power dissipation capability
Sensitivity to reverse voltage

Working Principles

The BZX84C3V9-E3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

This Zener diode is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the BZX84C3V9-E3-18 include: - BZX84C3V6-E3-18 - BZX84C4V3-E3-18 - BZX84C5V1-E3-18

In conclusion, the BZX84C3V9-E3-18 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and protection. Its small form factor and reliability make it suitable for a wide range of applications, despite its limitations in power dissipation and sensitivity to reverse voltage. Understanding its specifications, pin configuration, functional features, and alternatives is essential for effective utilization in electronic designs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX84C3V9-E3-18 v technických řešeních

What is the BZX84C3V9-E3-18 used for?
- The BZX84C3V9-E3-18 is a 3.9V Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the maximum power dissipation of the BZX84C3V9-E3-18?
- The maximum power dissipation of the BZX84C3V9-E3-18 is typically around 250mW.
What is the maximum forward voltage drop of the BZX84C3V9-E3-18?
- The maximum forward voltage drop of the BZX84C3V9-E3-18 is approximately 0.9V at a forward current of 5mA.
How can I use the BZX84C3V9-E3-18 for voltage regulation?
- The BZX84C3V9-E3-18 can be used in conjunction with a current-limiting resistor to regulate voltage in a circuit by maintaining a constant voltage across its terminals.
What are the typical applications of the BZX84C3V9-E3-18?
- Typical applications include voltage stabilization, overvoltage protection, and voltage reference in various electronic devices and systems.
What is the reverse leakage current of the BZX84C3V9-E3-18?
- The reverse leakage current of the BZX84C3V9-E3-18 is typically very low, on the order of microamps.
Can the BZX84C3V9-E3-18 be used for ESD protection?
- Yes, the BZX84C3V9-E3-18 can be utilized for electrostatic discharge (ESD) protection in sensitive electronic components and interfaces.
What is the temperature coefficient of the BZX84C3V9-E3-18?
- The temperature coefficient is typically around 5mV/°C, indicating a relatively stable performance over a range of temperatures.
How does the BZX84C3V9-E3-18 compare to other Zener diodes in its class?
- The BZX84C3V9-E3-18 offers a balance of voltage regulation, power dissipation, and temperature stability, making it suitable for a wide range of applications.
Are there any specific layout considerations when using the BZX84C3V9-E3-18 in a circuit?
- It's important to ensure proper heat dissipation and minimize parasitic capacitance in the layout to optimize the performance of the BZX84C3V9-E3-18 in a circuit.