Vishay Semiconductor Diodes Division
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BZX84B47-E3-18
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BZX84B47-E3-18

Product Overview

Category

The BZX84B47-E3-18 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Low power dissipation
  • High stability
  • Small package size
  • Wide voltage range

Package

The BZX84B47-E3-18 is typically available in a SOT-23 package.

Essence

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

Packaging/Quantity

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

Specifications

  • Zener Voltage: 47V
  • Power Dissipation: 250mW
  • Forward Voltage: 900mV
  • Reverse Current: 5μA
  • Operating Temperature Range: -65°C to 150°C

Detailed Pin Configuration

The BZX84B47-E3-18 typically has three pins: 1. Cathode 2. Anode 3. No Connection (NC)

Functional Features

  • Precise voltage regulation
  • Protection against voltage spikes
  • Low leakage current

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Sensitive to overvoltage conditions

Working Principles

The BZX84B47-E3-18 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Signal clamping and limiting

Detailed and Complete Alternative Models

  • BZX84C47-E3-18
  • BZX84B48-E3-18
  • BZX85B47-E3-18
  • BZX84B47-E3V3-18

In conclusion, the BZX84B47-E3-18 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and protection. Its small package size and wide voltage range make it suitable for various applications, despite its limitations in power dissipation and sensitivity to overvoltage conditions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX84B47-E3-18 v technických řešeních

  1. What is the maximum power dissipation of BZX84B47-E3-18?

    • The maximum power dissipation of BZX84B47-E3-18 is 300mW.

  2. What is the forward voltage drop of BZX84B47-E3-18?

    • The forward voltage drop of BZX84B47-E3-18 is typically 0.9V at a forward current of 10mA.

  3. What is the reverse breakdown voltage of BZX84B47-E3-18?

    • The reverse breakdown voltage of BZX84B47-E3-18 is 47V.

  4. What is the maximum continuous forward current of BZX84B47-E3-18?

    • The maximum continuous forward current of BZX84B47-E3-18 is 200mA.

  5. What is the operating temperature range of BZX84B47-E3-18?

    • The operating temperature range of BZX84B47-E3-18 is -55°C to +150°C.

  6. Is BZX84B47-E3-18 suitable for voltage regulation in low-power applications?

    • Yes, BZX84B47-E3-18 is suitable for voltage regulation in low-power applications due to its low forward voltage drop and stable breakdown voltage.

  7. Can BZX84B47-E3-18 be used as a protection diode in electronic circuits?

    • Yes, BZX84B47-E3-18 can be used as a protection diode in electronic circuits to prevent overvoltage conditions.

  8. What are the typical applications of BZX84B47-E3-18?

    • Typical applications of BZX84B47-E3-18 include voltage regulation, overvoltage protection, signal clamping, and reference voltage generation.

  9. Does BZX84B47-E3-18 require a heatsink for normal operation?

    • No, BZX84B47-E3-18 does not require a heatsink for normal operation due to its low power dissipation.

  10. Is BZX84B47-E3-18 RoHS compliant?

    • Yes, BZX84B47-E3-18 is RoHS compliant, making it suitable for use in environmentally sensitive applications.