Vishay Semiconductor Diodes Division
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SMA5J20HE3/5A
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SMA5J20HE3/5A

Product Overview

  • Category: Diode
  • Use: Overvoltage protection
  • Characteristics: High surge capability, low clamping voltage
  • Package: DO-218AC
  • Essence: Transient Voltage Suppressor (TVS) diode
  • Packaging/Quantity: Tape & Reel, 800 units per reel

Specifications

  • Peak Pulse Power: 5kW
  • Standoff Voltage: 20V
  • Breakdown Voltage: 22.2V
  • Maximum Clamping Voltage: 32.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J20HE3/5A has a standard DO-218AC package with two pins. Pin 1 is the anode and pin 2 is the cathode.

Functional Features

  • Provides overvoltage protection for sensitive electronic components
  • Fast response time to transient voltage spikes
  • Low leakage current under normal operating conditions

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • Fast response time

Disadvantages

  • Relatively high reverse leakage current compared to some alternatives

Working Principles

The SMA5J20HE3/5A operates by diverting excess transient voltage away from sensitive components, thereby protecting them from damage due to voltage surges.

Detailed Application Field Plans

The SMA5J20HE3/5A is commonly used in various applications including: - Power supplies - Industrial equipment - Automotive electronics - Telecommunications equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMA5J20HE3/5A include: - P6KE18CA - 1.5KE20A - SMBJ20A

This completes the entry for the SMA5J20HE3/5A, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMA5J20HE3/5A v technických řešeních

Sure, here are 10 common questions and answers related to the application of SMA5J20HE3/5A in technical solutions:

  1. What is the maximum reverse stand-off voltage of SMA5J20HE3/5A?

    • The maximum reverse stand-off voltage is 20V.

  2. What is the peak pulse power dissipation of SMA5J20HE3/5A?

    • The peak pulse power dissipation is 5000W for a 10/1000μs waveform.

  3. What is the typical junction capacitance of SMA5J20HE3/5A?

    • The typical junction capacitance is 300pF at 4V, 1MHz.

  4. What is the forward voltage drop of SMA5J20HE3/5A at 5A?

    • The forward voltage drop at 5A is typically 0.9V.

  5. What is the operating temperature range of SMA5J20HE3/5A?

    • The operating temperature range is -55°C to +150°C.

  6. What are the typical applications for SMA5J20HE3/5A?

    • Typical applications include transient voltage suppression in automotive electronics, portable electronics, and industrial equipment.

  7. What is the package type of SMA5J20HE3/5A?

    • The package type is DO-214AC (SMA).

  8. What is the maximum forward surge current for SMA5J20HE3/5A?

    • The maximum forward surge current is 200A for an 8.3ms half sine wave.

  9. Is SMA5J20HE3/5A RoHS compliant?

    • Yes, SMA5J20HE3/5A is RoHS compliant.

  10. What are the recommended soldering conditions for SMA5J20HE3/5A?

    • The recommended soldering conditions are 260°C for 10 seconds.

I hope these questions and answers are helpful for your technical solutions! If you have any more specific questions, feel free to ask.