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1N4743A BK
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1N4743A BK - Product Overview

Introduction

The 1N4743A BK is a zener diode belonging to the semiconductor category. It is widely used in electronic circuits for voltage regulation and protection due to its unique characteristics.

Basic Information Overview

  • Category: Semiconductor
  • Use: Voltage regulation and protection
  • Characteristics: Zener diode, reverse breakdown voltage of 13V, low impedance, high reliability
  • Package: Axial leaded, DO-41 package
  • Essence: Regulating voltage in electronic circuits
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Reverse Breakdown Voltage: 13V
  • Power Dissipation: 1.0W
  • Operating Temperature Range: -65°C to +200°C
  • Zener Impedance: 5Ω
  • Tolerance: ±5%

Detailed Pin Configuration

The 1N4743A BK zener diode has two leads, with the cathode marked by a band on the body of the diode.

Functional Features

  • Provides stable voltage regulation
  • Protects sensitive components from voltage spikes
  • Low impedance ensures minimal impact on the circuit

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • High reliability
  • Compact size

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1N4743A BK 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

The 1N4743A BK finds extensive use in various electronic applications, including: - Voltage regulators - Power supplies - Signal clamping circuits - Overvoltage protection

Detailed and Complete Alternative Models

Some alternative models to the 1N4743A BK include: - 1N4732A - 1N4733A - 1N4734A - 1N4735A

In conclusion, the 1N4743A BK zener diode is a crucial component in electronic circuits, providing stable voltage regulation and protection. Its unique characteristics make it an essential part of various electronic applications.

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Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του 1N4743A BK σε τεχνικές λύσεις

Sure, here are 10 common questions and answers related to the application of 1N4743A BK:

  1. What is the 1N4743A BK?

    • The 1N4743A BK is a Zener diode with a voltage rating of 13V.

  2. What is the typical application of the 1N4743A BK?

    • It is commonly used as a voltage regulator or voltage reference in electronic circuits.

  3. What is the maximum power dissipation of the 1N4743A BK?

    • The maximum power dissipation is 1.0W.

  4. What is the operating temperature range of the 1N4743A BK?

    • The operating temperature range is -65°C to +200°C.

  5. What is the tolerance of the voltage output for the 1N4743A BK?

    • The tolerance is typically +/- 5%.

  6. Can the 1N4743A BK be used in reverse bias?

    • Yes, it can be used in reverse bias as a voltage protection device.

  7. What is the forward voltage drop of the 1N4743A BK?

    • The forward voltage drop is typically 1.2V at 200mA.

  8. Is the 1N4743A BK suitable for high-frequency applications?

    • It is not recommended for high-frequency applications due to its inherent capacitance.

  9. Can multiple 1N4743A BK diodes be connected in series to achieve higher voltage ratings?

    • Yes, they can be connected in series to achieve higher voltage ratings.

  10. What are some common alternatives to the 1N4743A BK?

    • Some common alternatives include the 1N4733A, 1N4734A, and 1N4744A, which have different voltage ratings.