Vishay Semiconductor Diodes Division
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SS22HE3/52T
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SS22HE3/52T Product Overview

Introduction

The SS22HE3/52T is a diode belonging to the semiconductor category. It is widely used in electronic circuits for various applications due to its unique characteristics and functional features.

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Rectification, voltage regulation, signal demodulation
  • Characteristics: High efficiency, low forward voltage drop, fast switching speed
  • Package: SOD-123
  • Essence: Silicon Schottky diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Forward Voltage Drop: 0.35V at 1A
  • Reverse Voltage: 20V
  • Maximum Continuous Current: 2A
  • Operating Temperature Range: -65°C to +125°C

Detailed Pin Configuration

The SS22HE3/52T has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Fast switching speed
  • Low reverse leakage current
  • High thermal stability

Advantages

  • High efficiency
  • Compact size
  • Suitable for high-frequency applications

Disadvantages

  • Limited reverse voltage capability
  • Sensitivity to overvoltage conditions

Working Principles

The SS22HE3/52T operates based on the Schottky barrier principle, where a metal-semiconductor junction is formed to allow for efficient electron flow with minimal voltage drop.

Detailed Application Field Plans

  1. Power Supplies: Used for rectification and voltage regulation in switch-mode power supplies.
  2. RF Circuits: Employed in signal demodulation and high-frequency rectification in radio frequency circuits.
  3. LED Lighting: Utilized in LED driver circuits for efficient power conversion.

Detailed and Complete Alternative Models

  1. SS12HE3/52T: Similar specifications with lower current rating
  2. SS24HE3/52T: Higher reverse voltage rating with comparable characteristics
  3. SS34HE3/52T: Higher current handling capacity with slightly higher forward voltage drop

In conclusion, the SS22HE3/52T semiconductor diode offers high efficiency and fast switching speed, making it suitable for various electronic applications. Its compact size and low forward voltage drop make it an ideal choice for space-constrained designs and high-frequency circuits.

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10個與SS22HE3/52T在技術方案中應用相關的常見問題與解答

  1. What is SS22HE3/52T?

    • SS22HE3/52T is a Schottky diode, commonly used in electronic circuits for its low forward voltage drop and fast switching capabilities.

  2. What are the typical applications of SS22HE3/52T?

    • SS22HE3/52T is commonly used in power supplies, voltage clamping, reverse polarity protection, and signal demodulation circuits.

  3. What is the maximum forward voltage drop of SS22HE3/52T?

    • The maximum forward voltage drop of SS22HE3/52T is typically around 0.45V at a forward current of 2A.

  4. What is the reverse voltage rating of SS22HE3/52T?

    • The reverse voltage rating of SS22HE3/52T is typically 20V.

  5. What is the maximum forward current rating of SS22HE3/52T?

    • The maximum forward current rating of SS22HE3/52T is typically 2A.

  6. Is SS22HE3/52T suitable for high-frequency applications?

    • Yes, SS22HE3/52T is suitable for high-frequency applications due to its fast switching characteristics.

  7. Can SS22HE3/52T be used for battery charging circuits?

    • Yes, SS22HE3/52T can be used in battery charging circuits for reverse polarity protection and voltage clamping.

  8. Does SS22HE3/52T require a heat sink for operation?

    • In most cases, SS22HE3/52T does not require a heat sink due to its low forward voltage drop and efficient thermal characteristics.

  9. What are the package options available for SS22HE3/52T?

    • SS22HE3/52T is commonly available in surface mount packages such as SOD-123 or SMA.

  10. Are there any common failure modes associated with SS22HE3/52T?

    • Common failure modes for SS22HE3/52T include overcurrent conditions leading to thermal runaway, and reverse voltage exceeding the maximum rating.