Microsemi Corporation
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1N4740APE3/TR8
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1N4740APE3/TR8 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage regulation and rectification
  • Characteristics: Zener diode, low leakage current, high reliability
  • Package: DO-41
  • Essence: Regulates voltage by maintaining a constant output voltage under varying load conditions
  • Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Voltage: 10V
  • Power Dissipation: 1.0W
  • Operating Temperature Range: -65°C to +200°C
  • Zener Impedance: 20Ω

Detailed Pin Configuration

The 1N4740APE3/TR8 has two pins, with the cathode connected to the marked end of the diode.

Functional Features

  • Maintains a constant voltage across its terminals
  • Provides protection against voltage spikes and surges
  • Low reverse leakage current

Advantages and Disadvantages

Advantages: - Precise voltage regulation - High reliability - Compact size

Disadvantages: - Limited power dissipation capability - Sensitivity to temperature variations

Working Principles

The 1N4740APE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

This diode is commonly used in voltage regulation circuits, surge protection devices, and as a reference voltage source in various electronic systems.

Detailed and Complete Alternative Models

  • 1N4739A
  • 1N4741A
  • BZX55C10

This information provides a comprehensive overview of the 1N4740APE3/TR8 semiconductor diode, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

기술 솔루션에 1N4740APE3/TR8 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the 1N4740APE3/TR8 diode used for?

    • The 1N4740APE3/TR8 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the 1N4740APE3/TR8 diode?

    • The 1N4740APE3/TR8 has a nominal voltage of 10 volts, making it suitable for applications requiring a stable 10V reference voltage.

  3. Can the 1N4740APE3/TR8 be used for overvoltage protection?

    • Yes, the 1N4740APE3/TR8 can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.

  4. What are the typical applications of the 1N4740APE3/TR8 diode?

    • Typical applications include voltage regulation, voltage reference, overvoltage protection, and precision voltage clamping.

  5. What is the maximum power dissipation of the 1N4740APE3/TR8?

    • The 1N4740APE3/TR8 has a maximum power dissipation of 1 watt, allowing it to handle moderate power levels.

  6. Is the 1N4740APE3/TR8 suitable for low current applications?

    • Yes, the 1N4740APE3/TR8 is suitable for low current applications due to its low reverse leakage current and stable voltage characteristics.

  7. Does the 1N4740APE3/TR8 require a heatsink for operation?

    • In most low to moderate power applications, the 1N4740APE3/TR8 does not require a heatsink. However, for high-power applications, a heatsink may be necessary.

  8. Can the 1N4740APE3/TR8 be used in temperature-sensitive environments?

    • Yes, the 1N4740APE3/TR8 has a wide operating temperature range and can be used in temperature-sensitive environments with proper thermal management.

  9. What is the reverse breakdown voltage of the 1N4740APE3/TR8?

    • The reverse breakdown voltage of the 1N4740APE3/TR8 is specified at 10 volts, ensuring stable and predictable behavior in reverse bias conditions.

  10. Are there any alternative diodes that can be used in place of the 1N4740APE3/TR8?

    • Yes, other Zener diodes with similar voltage ratings and characteristics, such as the 1N4739A or 1N4741A, can be used as alternatives to the 1N4740APE3/TR8 depending on specific application requirements.