Vishay Semiconductor Diodes Division
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SMA5J28HE3/61
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SMA5J28HE3/61

Product Overview

  • Category: Diode
  • Use: Protection against transient voltage spikes
  • Characteristics: Fast response time, low clamping voltage, compact package
  • Package: SMA (DO-214AC)
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 500 W
  • Breakdown Voltage: 28 V
  • Clamping Voltage: 45.7 V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J28HE3/61 diode has two pins in a standard SMA package. Pin 1 is the anode and pin 2 is the cathode.

Functional Features

  • Fast response time to transient voltage spikes
  • Low clamping voltage to protect downstream components
  • Compact package for space-constrained applications

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size

Disadvantages

  • Limited peak pulse power handling capability compared to larger diodes
  • Higher clamping voltage than some specialized diodes

Working Principles

The SMA5J28HE3/61 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry.

Detailed Application Field Plans

The SMA5J28HE3/61 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMAJ28A: Similar specifications with slightly lower clamping voltage
  • SMA6J28A: Higher peak pulse power rating for more demanding applications
  • SMAJ28CA: Lower clamping voltage for extra protection

This completes the entry for SMA5J28HE3/61, providing comprehensive information about its category, use, characteristics, 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 SMA5J28HE3/61 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 the maximum reverse voltage of SMA5J28HE3/61?

    • The maximum reverse voltage of SMA5J28HE3/61 is 28V.

  2. What is the peak pulse power dissipation of SMA5J28HE3/61?

    • The peak pulse power dissipation of SMA5J28HE3/61 is 5000W.

  3. What is the typical junction capacitance of SMA5J28HE3/61?

    • The typical junction capacitance of SMA5J28HE3/61 is 150pF.

  4. What is the forward voltage drop of SMA5J28HE3/61 at a specified current?

    • The forward voltage drop of SMA5J28HE3/61 at 5A is typically 0.9V.

  5. What is the operating temperature range of SMA5J28HE3/61?

    • The operating temperature range of SMA5J28HE3/61 is -55°C to +150°C.

  6. What are the typical applications for SMA5J28HE3/61?

    • SMA5J28HE3/61 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  7. What is the package type of SMA5J28HE3/61?

    • SMA5J28HE3/61 comes in a DO-214AC (SMA) package.

  8. What are the key features of SMA5J28HE3/61?

    • Key features of SMA5J28HE3/61 include high surge capability, low clamping voltage, and fast response time.

  9. What are the recommended soldering conditions for SMA5J28HE3/61?

    • The recommended soldering conditions for SMA5J28HE3/61 include a peak temperature of 260°C for 10 seconds.

  10. What are the industry standards and certifications met by SMA5J28HE3/61?

    • SMA5J28HE3/61 meets industry standards such as AEC-Q101 for automotive applications and is RoHS compliant.