Central Semiconductor Corp
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1N5243B BK
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1N5243B BK

Product Overview

Category

The 1N5243B BK is a Zener diode, which falls under the category of semiconductor devices.

Use

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

Characteristics

  • Voltage regulation
  • Reverse breakdown voltage of 13V
  • Low impedance
  • Small package size

Package

The 1N5243B BK is typically available in a DO-35 glass axial package.

Essence

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

Packaging/Quantity

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

Specifications

  • Reverse Breakdown Voltage: 13V
  • Power Dissipation: 500mW
  • Zener Impedance: 20Ω
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N5243B BK has two pins, with the cathode being marked by a band on the body of the diode.

Functional Features

  • Voltage regulation: The diode maintains a constant voltage across its terminals when operated in the reverse breakdown region.
  • Overvoltage protection: It prevents excessive voltage from reaching sensitive components in a circuit.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Low cost

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from overcurrent conditions

Working Principles

The 1N5243B BK operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

Voltage Regulation

The diode can be used in power supplies, voltage regulators, and precision measurement equipment to maintain stable output voltages.

Overvoltage Protection

It is employed in electronic circuits to protect sensitive components from damage due to voltage spikes or surges.

Detailed and Complete Alternative Models

  • 1N5239B BK
  • 1N5240B BK
  • 1N5241B BK
  • 1N5242B BK

These alternative models offer similar voltage regulation and protection capabilities, with variations in breakdown voltages.

In conclusion, the 1N5243B BK Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and cost-effectiveness make it a popular choice in various applications, despite its limitations in power dissipation. Additionally, there are alternative models available with different breakdown voltages to suit specific circuit requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de 1N5243B BK dans les solutions techniques

  1. What is the voltage rating of 1N5243B BK?

    • The voltage rating of 1N5243B BK is 13 volts.

  2. What is the maximum current it can handle?

    • The maximum current it can handle is typically around 150 mA.

  3. What are the typical applications for 1N5243B BK?

    • It is commonly used in voltage regulation, overvoltage protection, and general purpose diode applications.

  4. What is the package type of 1N5243B BK?

    • 1N5243B BK comes in a DO-35 axial lead package.

  5. What is the temperature range for its operation?

    • The operating temperature range for 1N5243B BK is usually -65°C to +200°C.

  6. Is it suitable for use in automotive applications?

    • Yes, 1N5243B BK is often used in automotive electronics due to its reliability and performance.

  7. Can it be used in reverse polarity protection circuits?

    • Yes, it can be utilized in reverse polarity protection circuits to prevent damage from incorrect power connections.

  8. Does it have any special handling or storage requirements?

    • It is recommended to store 1N5243B BK in a cool, dry place and handle it with proper ESD precautions.

  9. What are the key electrical characteristics of 1N5243B BK?

    • The key electrical characteristics include its forward voltage drop, reverse leakage current, and zener voltage tolerance.

  10. Are there any common failure modes associated with 1N5243B BK?

    • Common failure modes include exceeding the maximum ratings, exposure to excessive temperature, and physical damage to the component.