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1N4757A BK
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1N4757A BK

Product Overview

Category:

The 1N4757A BK belongs to the category of Zener diodes.

Use:

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

Characteristics:

  • Zener voltage: 43V
  • Power dissipation: 1.3W
  • Package type: Axial leaded
  • Operating temperature range: -65°C to +200°C

Package:

The 1N4757A BK is typically available in an axial leaded package.

Essence:

This Zener diode is essential for maintaining a constant voltage across a circuit, ensuring stable operation.

Packaging/Quantity:

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

Specifications

  • Zener voltage: 43V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.1V
  • Reverse current: 5μA
  • Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N4757A BK has a standard axial leaded package with two leads. The cathode is marked with a band around one end of the diode.

Functional Features

  • Voltage regulation: Maintains a constant voltage across the circuit.
  • Overvoltage protection: Safeguards sensitive components from voltage spikes.

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Susceptible to thermal runaway if not properly heatsinked

Working Principles

The 1N4757A BK operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at its specified breakdown voltage.

Detailed Application Field Plans

This Zener diode is widely used in various electronic circuits such as voltage regulators, overvoltage protection circuits, and power supplies.

Detailed and Complete Alternative Models

  • 1N4728A BK (Zener voltage: 3.3V)
  • 1N4733A BK (Zener voltage: 5.1V)
  • 1N4742A BK (Zener voltage: 12V)

In conclusion, the 1N4757A BK Zener diode is a crucial component in electronic circuits requiring voltage regulation and overvoltage protection. Its precise characteristics and wide application make it a versatile choice for various electronic designs.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1N4757A BK in technische oplossingen

Sure, here are 10 common questions and answers related to the application of 1N4757A BK:

  1. What is 1N4757A BK?

    • 1N4757A BK is a Zener diode with a voltage rating of 43V.

  2. What is the typical application of 1N4757A BK?

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

  3. What is the maximum power dissipation of 1N4757A BK?

    • The maximum power dissipation is 1.3W.

  4. What is the operating temperature range for 1N4757A BK?

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

  5. What is the tolerance of the voltage output for 1N4757A BK?

    • The tolerance is typically ±5%.

  6. Can 1N4757A BK be used in reverse bias?

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

  7. What is the package type of 1N4757A BK?

    • It is available in the DO-41 axial lead package.

  8. Is 1N4757A BK suitable for high-frequency applications?

    • No, it is not recommended for high-frequency applications due to its inherent limitations.

  9. What are the typical applications where 1N4757A BK is not suitable?

    • It is not suitable for precision voltage regulation or high-speed switching applications.

  10. Can 1N4757A BK be used in automotive electronics?

    • Yes, it can be used in automotive electronics for voltage regulation and protection purposes.

I hope these questions and answers provide the information you were looking for! Let me know if you need further assistance.