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BZX84C18ET3
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BZX84C18ET3

Product Overview

Category

The BZX84C18ET3 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Low leakage current
  • High reliability
  • Small package size
  • Wide voltage range

Package

The BZX84C18ET3 is typically available in a SOT-23 package.

Essence

This Zener diode is essential for stabilizing voltage levels in various electronic applications.

Packaging/Quantity

It is usually supplied in reels with a quantity of 3000 units per reel.

Specifications

  • Zener Voltage: 18V
  • Power Dissipation: 350mW
  • Forward Voltage: 900mV
  • Reverse Current: 5μA
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The BZX84C18ET3 has three pins: Cathode, Anode, and Gate. The cathode is connected to the positive terminal, the anode to the negative terminal, and the gate is left open.

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Low operating and reverse currents

Advantages

  • Small form factor
  • Wide operating temperature range
  • Reliable voltage regulation

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The BZX84C18ET3 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when it is reverse-biased.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Signal clamping in communication systems

Detailed and Complete Alternative Models

  • BZX84C15ET3
  • BZX84C20ET3
  • BZX84C24ET3
  • BZX84C30ET3

In conclusion, the BZX84C18ET3 Zener diode is a crucial component for voltage regulation and protection in various electronic applications. Its small package size, precise voltage regulation, and wide operating temperature range make it a popular choice among designers. However, its limited power dissipation capability and sensitivity to temperature variations should be considered when selecting this component for specific applications.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BZX84C18ET3 dalam penyelesaian teknikal

  1. What is the maximum continuous forward current for BZX84C18ET3?

    • The maximum continuous forward current for BZX84C18ET3 is 225 mA.

  2. What is the reverse voltage for BZX84C18ET3?

    • The reverse voltage for BZX84C18ET3 is 18 V.

  3. What is the power dissipation of BZX84C18ET3?

    • The power dissipation of BZX84C18ET3 is 250 mW.

  4. Can BZX84C18ET3 be used for voltage regulation in low power applications?

    • Yes, BZX84C18ET3 can be used for voltage regulation in low power applications due to its low power dissipation and voltage rating.

  5. Is BZX84C18ET3 suitable for overvoltage protection in electronic circuits?

    • Yes, BZX84C18ET3 can be used for overvoltage protection in electronic circuits due to its reverse voltage rating.

  6. What are the typical applications of BZX84C18ET3 in technical solutions?

    • Typical applications of BZX84C18ET3 include voltage clamping, voltage regulation, overvoltage protection, and signal conditioning in various electronic circuits.

  7. What is the temperature coefficient of BZX84C18ET3?

    • The temperature coefficient of BZX84C18ET3 is typically around 0.07% / °C.

  8. Can BZX84C18ET3 be used in battery charging circuits?

    • Yes, BZX84C18ET3 can be used in battery charging circuits for overvoltage protection and voltage regulation.

  9. What is the package type of BZX84C18ET3?

    • BZX84C18ET3 is available in a SOT-23 surface mount package.

  10. Is BZX84C18ET3 suitable for use in automotive electronics?

    • Yes, BZX84C18ET3 can be used in automotive electronics for voltage regulation and overvoltage protection in low power applications.