Vishay Semiconductor Diodes Division
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SMAJ22-E3/5A
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SMAJ22-E3/5A

Product Overview

Category

The SMAJ22-E3/5A belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

  • Package: SMA (DO-214AC)
  • Essence: Transient Voltage Suppressor (TVS) Diode
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities depending on supplier.

Specifications

The SMAJ22-E3/5A has the following specifications: - Peak Power Dissipation: 400W - Breakdown Voltage: 22V - Operating Voltage: 19.9V - Clamping Voltage: 32.2V - Maximum Surge Current: 14.4A

Detailed Pin Configuration

The SMAJ22-E3/5A TVS diode typically consists of two pins, anode, and cathode, which are connected in series with the circuit being protected.

Functional Features

  • Provides effective protection against transient voltage events.
  • Fast response time to clamp transient voltages to safe levels.
  • Low clamping voltage ensures minimal impact on the protected circuit.

Advantages

  • High peak power dissipation capability.
  • Compact SMA package for space-constrained applications.
  • Wide operating voltage range for versatile use.

Disadvantages

  • Limited surge current handling compared to larger TVS diode packages.
  • Higher clamping voltage compared to some alternative models.

Working Principles

When a transient voltage spike occurs, the SMAJ22-E3/5A TVS diode rapidly conducts, diverting excess current away from the protected circuit and clamping the voltage to a safe level. This action prevents damage to sensitive components.

Detailed Application Field Plans

The SMAJ22-E3/5A is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as substitutes for the SMAJ22-E3/5A include: - P6KE22CA - 1.5SMC22CA - SMBJ22CA

In conclusion, the SMAJ22-E3/5A TVS diode offers reliable transient voltage suppression for a wide range of electronic applications, despite its limitations in surge current handling and clamping voltage. Its compact size and high peak power dissipation make it a popular choice for protecting sensitive circuits from voltage transients.

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技術ソリューションにおける SMAJ22-E3/5A 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 peak pulse power of SMAJ22-E3/5A?

    • The maximum peak pulse power of SMAJ22-E3/5A is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMAJ22-E3/5A?

    • The breakdown voltage of SMAJ22-E3/5A is typically 24.4 volts at 1mA.

  3. What is the operating temperature range of SMAJ22-E3/5A?

    • The operating temperature range of SMAJ22-E3/5A is -55°C to +150°C.

  4. What is the clamping voltage of SMAJ22-E3/5A?

    • The clamping voltage of SMAJ22-E3/5A is 35.5 volts at 10A.

  5. What are the typical applications for SMAJ22-E3/5A?

    • SMAJ22-E3/5A is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  6. What is the response time of SMAJ22-E3/5A?

    • The response time of SMAJ22-E3/5A is less than 1 picosecond.

  7. Is SMAJ22-E3/5A RoHS compliant?

    • Yes, SMAJ22-E3/5A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of SMAJ22-E3/5A?

    • SMAJ22-E3/5A is available in a DO-214AC (SMA) package.

  9. Does SMAJ22-E3/5A have any certifications?

    • SMAJ22-E3/5A is UL recognized under the component recognition program.

  10. What is the typical capacitance of SMAJ22-E3/5A?

    • The typical capacitance of SMAJ22-E3/5A is 5pF.