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1N987B BK
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1N987B BK

Product Overview

Category:

1N987B BK belongs to the category of semiconductor diodes.

Use:

It is commonly used in electronic circuits for rectification and signal processing.

Characteristics:

  • Forward voltage drop: 0.7V
  • Reverse current: 5μA
  • Maximum forward current: 1A
  • Fast switching speed

Package:

The 1N987B BK is typically available in a DO-41 package.

Essence:

The essence of 1N987B BK lies in its ability to efficiently control the flow of electrical current in electronic circuits.

Packaging/Quantity:

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

Specifications

  • Maximum repetitive peak reverse voltage: 1000V
  • Average rectified output current: 1A
  • Non-repetitive peak forward surge current: 30A
  • Operating temperature range: -65°C to +175°C

Detailed Pin Configuration

The 1N987B BK has two pins, anode, and cathode, which are identified by their physical orientation within the DO-41 package.

Functional Features

  • Efficient rectification of alternating current (AC) to direct current (DC)
  • Fast response time for signal processing applications
  • Low forward voltage drop for minimal power loss

Advantages

  • High reliability and ruggedness
  • Compact size for space-constrained applications
  • Wide operating temperature range

Disadvantages

  • Limited maximum forward current compared to higher-rated diodes
  • Sensitive to reverse voltage spikes

Working Principles

The 1N987B BK operates based on the principle of creating a one-way path for current flow when forward-biased and blocking current flow when reverse-biased.

Detailed Application Field Plans

1N987B BK finds extensive use in the following applications: - Power supply units - Signal demodulation circuits - Voltage clamping circuits - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to 1N987B BK include: - 1N4001: Similar characteristics with slightly lower voltage and current ratings - 1N5408: Higher voltage and current ratings for heavier-duty applications - 1N4148: Faster switching speed for high-frequency applications

This comprehensive entry provides a detailed overview of the 1N987B BK semiconductor diode, covering its basic information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

10個與1N987B BK在技術方案中應用相關的常見問題與解答

  1. What is 1N987B BK?

    • 1N987B BK is a high-voltage silicon rectifier diode commonly used in technical solutions for its robustness and reliability.

  2. What are the key specifications of 1N987B BK?

    • The key specifications include a maximum repetitive peak reverse voltage of 1000V, average forward current of 1A, and a forward voltage drop of around 1.1V at 1A.

  3. How is 1N987B BK typically used in technical solutions?

    • It is often used in power supply circuits, voltage regulation, and general rectification applications due to its high voltage and current capabilities.

  4. What are the temperature considerations for 1N987B BK?

    • The diode can operate within a temperature range of -65°C to +175°C, making it suitable for various environmental conditions.

  5. Are there any specific mounting or handling requirements for 1N987B BK?

    • It is recommended to follow standard diode handling procedures and ensure proper heat dissipation during operation.

  6. Can 1N987B BK be used in high-frequency applications?

    • While it can function at moderate frequencies, it may not be ideal for very high-frequency applications due to its inherent capacitance and switching characteristics.

  7. What are the typical failure modes of 1N987B BK?

    • Common failure modes include overvoltage stress, excessive current, and thermal overstress, which can lead to degradation or permanent damage.

  8. Is 1N987B BK suitable for automotive applications?

    • Yes, it can be used in automotive systems where high-voltage rectification or voltage regulation is required.

  9. Does 1N987B BK have any alternatives or substitutes?

    • Depending on the specific application requirements, alternatives such as 1N4007 or 1N5408 may be considered, but they may not offer the same high-voltage capabilities.

  10. Where can I find detailed application notes for using 1N987B BK in technical solutions?

    • Detailed application notes and guidelines can be found in the datasheet provided by the manufacturer or through technical support channels.