Microsemi Corporation
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1N5251A
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1N5251A

Product Overview

Category

The 1N5251A belongs to the category of semiconductor diodes.

Use

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

Characteristics

  • Forward Voltage: 1V
  • Reverse Voltage: 100V
  • Power Dissipation: 500mW
  • Package: DO-35
  • Essence: Zener Diode
  • Packaging/Quantity: Bulk or Tape & Reel

Specifications

  • Maximum Zener Current: 20mA
  • Temperature Coefficient: 5mV/°C
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N5251A has two pins, with the cathode connected to the case and the anode as the lead.

Functional Features

  • Precise voltage regulation
  • Overvoltage protection
  • Low impedance

Advantages

  • Reliable voltage regulation
  • Wide operating temperature range
  • Compact package size

Disadvantages

  • Limited current handling capability
  • Sensitivity to temperature variations

Working Principles

The 1N5251A operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The 1N5251A is widely used in: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N5251A include: - 1N5221A - 1N5231A - 1N5241A

In conclusion, the 1N5251A Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N5251A en soluciones técnicas

  1. What is 1N5251A?

    • 1N5251A is a 5.6V Zener diode used for voltage regulation and protection in electronic circuits.

  2. What are the typical applications of 1N5251A?

    • It is commonly used in voltage regulator circuits, overvoltage protection, and as a reference voltage source.

  3. What is the maximum power dissipation of 1N5251A?

    • The maximum power dissipation is 500mW.

  4. What is the operating temperature range of 1N5251A?

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

  5. What is the voltage tolerance of 1N5251A?

    • The voltage tolerance is ±5%.

  6. Can 1N5251A be used for reverse polarity protection?

    • Yes, it can be used for reverse polarity protection due to its Zener breakdown characteristics.

  7. What is the forward voltage drop of 1N5251A?

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

  8. Is 1N5251A suitable for low voltage applications?

    • Yes, it is suitable for low voltage applications due to its 5.6V rating.

  9. What are the package options available for 1N5251A?

    • It is available in various packages such as DO-35, DO-41, and SOD-123.

  10. Can 1N5251A be used in automotive electronics?

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