Vishay Semiconductor Diodes Division
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SS34HE3_A/I
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SS34HE3_A/I

Product Overview

Category: Diode
Use: Rectification and voltage regulation
Characteristics: Fast switching, low forward voltage drop
Package: SOD-123
Essence: High-efficiency rectification
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage Rating: 40V
  • Forward Current: 3A
  • Reverse Recovery Time: 35ns
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SS34HE3_A/I diode has two pins, with the cathode connected to the marking on the body of the diode.

Functional Features

  • Fast switching speed for efficient rectification
  • Low forward voltage drop minimizes power loss
  • High current capability for various applications

Advantages

  • High efficiency in rectification
  • Compact SOD-123 package
  • Wide operating temperature range

Disadvantages

  • Relatively high reverse recovery time compared to some alternatives
  • Limited maximum voltage rating

Working Principles

The SS34HE3_A/I diode operates based on the principle of rectification, allowing current to flow in only one direction. When a positive voltage is applied to the anode, the diode conducts, allowing current to flow. In reverse bias, the diode blocks the current flow.

Detailed Application Field Plans

  1. Power Supplies: The diode can be used in AC to DC converters for efficient rectification.
  2. Voltage Regulation: It can be employed in voltage regulator circuits to maintain stable output voltage.
  3. Switching Power Supplies: Suitable for use in fast-switching power supply circuits.

Detailed and Complete Alternative Models

  1. SS14HE3_A/I: Lower voltage rating (40V) and lower forward current (1A)
  2. SS54HE3_A/I: Higher voltage rating (40V) and higher forward current (5A)
  3. SS24HE3_A/I: Medium voltage rating (40V) and medium forward current (2A)

This comprehensive entry provides detailed information about the SS34HE3_A/I diode, including its specifications, features, advantages, disadvantages, working principles, application field plans, and alternative models.

Word count: 310

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SS34HE3_A/I en soluciones técnicas

  1. What is SS34HE3_A/I?

    • SS34HE3_A/I is a surface mount Schottky barrier rectifier diode commonly used in electronic circuits for its low forward voltage drop and fast switching capabilities.

  2. What are the typical applications of SS34HE3_A/I?

    • The typical applications of SS34HE3_A/I include power supplies, voltage clamping, reverse polarity protection, and freewheeling diodes in various technical solutions.

  3. What is the maximum forward voltage of SS34HE3_A/I?

    • The maximum forward voltage of SS34HE3_A/I is typically around 0.5V at a forward current of 3A.

  4. What is the maximum reverse voltage of SS34HE3_A/I?

    • The maximum reverse voltage of SS34HE3_A/I is 40V, making it suitable for low voltage applications.

  5. What is the operating temperature range of SS34HE3_A/I?

    • The operating temperature range of SS34HE3_A/I is usually between -65°C to +125°C, allowing for use in a wide range of environments.

  6. Can SS34HE3_A/I be used for high-frequency applications?

    • Yes, SS34HE3_A/I is suitable for high-frequency applications due to its fast switching characteristics.

  7. Is SS34HE3_A/I RoHS compliant?

    • Yes, SS34HE3_A/I is typically RoHS compliant, meeting environmental standards for lead-free manufacturing.

  8. What package type does SS34HE3_A/I come in?

    • SS34HE3_A/I is commonly available in a surface mount SMA (DO-214AC) package, which is compact and suitable for automated assembly.

  9. What are the key advantages of using SS34HE3_A/I in technical solutions?

    • The key advantages of using SS34HE3_A/I include low forward voltage drop, fast switching speed, and high reliability, making it ideal for power management and voltage regulation.

  10. Are there any recommended layout considerations when using SS34HE3_A/I in a circuit?

    • Yes, it is recommended to minimize the length of the traces connecting SS34HE3_A/I to other components, place decoupling capacitors close to the diode, and ensure proper heat dissipation for optimal performance.