BZX84C4V3-HE3-18

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 BZX84C4V3-HE3-18 is typically available in a SOT-23 package.

Essence

This product serves as a crucial component in maintaining stable voltage levels within electronic devices.

Packaging/Quantity

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

Specifications

Voltage: 4.3V
Power Dissipation: 350mW
Zener Current: 5mA
Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The BZX84C4V3-HE3-18 typically has three pins: 1. Anode 2. Cathode 3. No Connection (NC)

Functional Features

Precise voltage regulation at 4.3V
Protection against voltage spikes
Low leakage current

Advantages

Small form factor
Reliable voltage regulation
Wide operating temperature range

Disadvantages

Limited power dissipation capability
Sensitivity to excessive current or voltage

Working Principles

The BZX84C4V3-HE3-18 operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased.

Detailed Application Field Plans

This Zener diode is widely used in various applications including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the BZX84C4V3-HE3-18 include: - BZX84C4V7-HE3-18 - BZX84C5V1-HE3-18 - BZX84C6V2-HE3-18

In conclusion, the BZX84C4V3-HE3-18 Zener diode is a vital component in electronic circuits, providing precise voltage regulation and protection. Its compact size and stable characteristics make it suitable for a wide range of applications, despite its limitations in power dissipation. Additionally, there are several alternative models available for specific voltage requirements.

技術ソリューションにおける BZX84C4V3-HE3-18 の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the BZX84C4V3-HE3-18 used for?
- The BZX84C4V3-HE3-18 is a voltage regulator diode commonly used for voltage regulation and overvoltage protection in electronic circuits.
What is the maximum forward voltage of the BZX84C4V3-HE3-18?
- The maximum forward voltage of the BZX84C4V3-HE3-18 is typically around 0.9V at a forward current of 5mA.
What is the power dissipation of the BZX84C4V3-HE3-18?
- The power dissipation of the BZX84C4V3-HE3-18 is approximately 250mW.
What is the reverse breakdown voltage of the BZX84C4V3-HE3-18?
- The reverse breakdown voltage of the BZX84C4V3-HE3-18 is 4.3V, making it suitable for regulating voltages close to this value.
Can the BZX84C4V3-HE3-18 be used for overvoltage protection?
- Yes, the BZX84C4V3-HE3-18 can be used for overvoltage protection by shunting excess voltage away from sensitive components in a circuit.
What is the typical operating temperature range of the BZX84C4V3-HE3-18?
- The BZX84C4V3-HE3-18 has a typical operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.
Is the BZX84C4V3-HE3-18 suitable for use in automotive applications?
- Yes, the BZX84C4V3-HE3-18 is often used in automotive electronics due to its reliability and performance under varying conditions.
What are the package dimensions of the BZX84C4V3-HE3-18?
- The BZX84C4V3-HE3-18 typically comes in a small SOT-23 surface-mount package, with dimensions of approximately 2.9mm x 1.3mm x 1.1mm.
Can the BZX84C4V3-HE3-18 be used in low-power applications?
- Yes, the BZX84C4V3-HE3-18 is suitable for low-power applications, thanks to its low forward voltage and power dissipation characteristics.
Are there any specific layout considerations when using the BZX84C4V3-HE3-18 in a circuit?
- It's important to minimize the length of traces between the BZX84C4V3-HE3-18 and the components it is protecting to reduce parasitic resistance and ensure effective voltage regulation and protection.