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BZX85C12
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BZX85C12 - Diode Encyclopedia Entry

Introduction

The BZX85C12 is a diode belonging to the Zener diode category. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZX85C12 diode.

Basic Information Overview

  • Category: Zener diode
  • Use: Voltage regulation and voltage reference
  • Characteristics:
    • Reverse breakdown voltage: 12V
    • Power dissipation: 1.3W
    • Tolerance: ±5%
  • Package: Axial leaded
  • Essence: The BZX85C12 is a silicon planar power Zener diode offering a high-reliability solution for stabilization and voltage reference applications.
  • Packaging/Quantity: Available in various packaging options including tape and reel, bulk, and ammo pack with different quantities.

Specifications

  • Voltage (Vz): 12V
  • Power Dissipation (Ptot): 1.3W
  • Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C
  • Storage Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The BZX85C12 diode has an axial leaded package with two leads. The cathode is denoted by a band on the body of the diode.

Functional Features

  • Stabilization: Provides stable voltage output at 12V.
  • Voltage Reference: Used as a stable voltage reference in various electronic circuits.

Advantages and Disadvantages

Advantages

  • High reliability
  • Wide operating temperature range
  • Low impedance
  • Tight tolerance

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The BZX85C12 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The BZX85C12 is widely used in the following applications: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Voltage reference in precision measurement equipment - Voltage stabilization in audio amplifiers

Detailed and Complete Alternative Models

Some alternative models to the BZX85C12 include: - 1N4742A - BZT52C12 - 1N5221B - LM336Z-12

In conclusion, the BZX85C12 Zener diode offers a reliable and stable voltage regulation solution for various electronic applications. Its characteristics, specifications, and application field plans make it a versatile component in electronic circuit design.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX85C12 v technických řešeních

  1. What is the BZX85C12?

    • The BZX85C12 is a 12V Zener diode designed for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the BZX85C12?

    • The maximum power dissipation of the BZX85C12 is typically 1.3W.

  3. What is the voltage tolerance of the BZX85C12?

    • The voltage tolerance of the BZX85C12 is typically ±5%.

  4. How can the BZX85C12 be used in voltage regulation?

    • The BZX85C12 can be used to regulate voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.

  5. What are the typical applications of the BZX85C12?

    • The BZX85C12 is commonly used in power supplies, voltage regulators, and as a protective element in electronic circuits.

  6. What is the maximum forward voltage of the BZX85C12?

    • The maximum forward voltage of the BZX85C12 is typically 1.5V at a forward current of 30mA.

  7. What is the temperature coefficient of the BZX85C12?

    • The temperature coefficient of the BZX85C12 is typically 0.07%/°C.

  8. How does the BZX85C12 provide overvoltage protection?

    • The BZX85C12 conducts current when the voltage across it exceeds its breakdown voltage, effectively clamping the voltage and protecting downstream components.

  9. Can multiple BZX85C12 diodes be connected in series or parallel?

    • Yes, multiple BZX85C12 diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.

  10. What precautions should be taken when using the BZX85C12 in a circuit?

    • It's important to ensure that the maximum power dissipation and current ratings are not exceeded, and to consider heat dissipation and thermal management in the design.