Vishay Semiconductor Diodes Division
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181NQ035
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181NQ035

Product Overview

  • Category: Schottky Diode
  • Use: Rectification, voltage clamping
  • Characteristics: Low forward voltage drop, high switching speed
  • Package: DPAK (TO-252)
  • Essence: High efficiency, low power loss
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Voltage Rating: 35V
  • Current Rating: 1A
  • Forward Voltage Drop: 0.45V at 1A
  • Reverse Leakage Current: 10μA at 25°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode
  • Pin 3: Not connected

Functional Features

  • Fast switching speed
  • Low forward voltage drop
  • High temperature operation

Advantages and Disadvantages

  • Advantages:
    • Low power loss
    • High efficiency
    • Compact package
  • Disadvantages:
    • Limited reverse voltage rating
    • Sensitive to overvoltage conditions

Working Principles

The 181NQ035 is a Schottky diode that operates on the principle of majority carrier conduction. It has a metal-semiconductor junction instead of a P-N semiconductor junction, resulting in lower forward voltage drop and faster switching speed.

Detailed Application Field Plans

  • Power supplies
  • Voltage clamping circuits
  • Reverse polarity protection

Detailed and Complete Alternative Models

  • 1N5819
  • SS34
  • SB140

This comprehensive entry provides detailed information about the 181NQ035 Schottky diode, including its specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

技術ソリューションにおける 181NQ035 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is 181NQ035?

    • 181NQ035 is a Schottky diode, commonly used in power supply and voltage regulation applications.

  2. What are the key specifications of 181NQ035?

    • The key specifications include a forward voltage drop of around 0.47V at 1A, a maximum average forward current of 1A, and a maximum reverse voltage of 35V.

  3. How is 181NQ035 typically used in technical solutions?

    • 181NQ035 is often used as a rectifier in power supplies, reverse polarity protection, and low voltage clamping applications.

  4. What are the advantages of using 181NQ035 in technical solutions?

    • Some advantages include its low forward voltage drop, fast switching speed, and high efficiency, making it suitable for high-frequency applications.

  5. Can 181NQ035 be used in automotive or industrial applications?

    • Yes, 181NQ035 is suitable for automotive and industrial applications due to its robustness and reliability.

  6. What are the thermal considerations when using 181NQ035?

    • It's important to consider proper heat sinking and thermal management to ensure the diode operates within its temperature limits for optimal performance and longevity.

  7. Are there any application notes or reference designs available for 181NQ035?

    • Yes, various manufacturers provide application notes and reference designs for incorporating 181NQ035 into different technical solutions.

  8. What are the typical failure modes of 181NQ035?

    • Common failure modes include thermal runaway under high current conditions and reverse voltage breakdown if the maximum ratings are exceeded.

  9. Can 181NQ035 be used in parallel to increase current handling capability?

    • Yes, 181NQ035 can be used in parallel to share the current load and increase the overall current handling capability in a circuit.

  10. Where can I find reliable sources for purchasing 181NQ035?

    • Reliable sources for purchasing 181NQ035 include authorized distributors, online electronic component stores, and directly from manufacturers' websites.