Microsemi Corporation
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1N4757P/TR8
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1N4757P/TR8

Product Overview

Category:

The 1N4757P/TR8 belongs to the category of Zener diodes.

Use:

Zener diodes are primarily used for voltage regulation and protection in electronic circuits.

Characteristics:

  • Zener voltage: 43V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Packaging/Quantity: Tape & Reel, 5000 per reel

Specifications

  • Zener Voltage: 43V
  • Power Dissipation: 1.0W
  • Forward Voltage: 1.5V
  • Reverse Current: 5.0µA
  • Temperature Coefficient: 5mV/°C

Detailed Pin Configuration

The 1N4757P/TR8 Zener diode has a standard DO-41 package with two leads. The cathode is marked with a band on the body of the diode.

Functional Features

  • Precise voltage regulation
  • Overvoltage protection
  • Stable operation over a wide temperature range

Advantages

  • High reliability
  • Low reverse leakage current
  • Compact size

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

Zener diodes operate by maintaining a constant voltage across their terminals when reverse-biased. When the voltage across the diode reaches the Zener voltage, it starts conducting, effectively regulating the voltage.

Detailed Application Field Plans

The 1N4757P/TR8 Zener diode finds applications in various electronic circuits such as: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4757P/TR8 Zener diode include: - 1N4730A - BZX55C43 - 1N5226B

In conclusion, the 1N4757P/TR8 Zener diode is a reliable component for voltage regulation and protection in electronic circuits, offering precise voltage control and overvoltage protection. Its compact size and stable operation make it suitable for a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4757P/TR8 v technických řešeních

  1. What is the 1N4757P/TR8 diode used for?

    • The 1N4757P/TR8 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N4757P/TR8?

    • The maximum power dissipation of the 1N4757P/TR8 is 1.3 watts.

  3. What is the voltage rating of the 1N4757P/TR8?

    • The 1N4757P/TR8 has a voltage rating of 43 volts.

  4. What is the typical reverse leakage current of the 1N4757P/TR8?

    • The typical reverse leakage current of the 1N4757P/TR8 is 5 μA at its rated voltage.

  5. How can the 1N4757P/TR8 be used for voltage regulation?

    • The 1N4757P/TR8 can be used in conjunction with a current-limiting resistor to regulate voltage in a circuit.

  6. What are the typical applications of the 1N4757P/TR8?

    • Typical applications include voltage regulation, overvoltage protection, and voltage reference in various electronic devices and systems.

  7. What is the temperature coefficient of the 1N4757P/TR8?

    • The temperature coefficient of the 1N4757P/TR8 is typically around 0.05% per °C.

  8. Can the 1N4757P/TR8 be used in automotive applications?

    • Yes, the 1N4757P/TR8 is suitable for use in automotive electronics where voltage regulation and protection are required.

  9. What is the package type of the 1N4757P/TR8?

    • The 1N4757P/TR8 comes in a DO-41 axial leaded package.

  10. What are the key considerations when designing with the 1N4757P/TR8?

    • Key considerations include proper heat dissipation, current limiting, and ensuring that the diode operates within its specified parameters to achieve reliable performance.