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SMAJ220CA
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SMAJ220CA Encyclopedia Entry

Product Overview

Category

The SMAJ220CA belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Package: SMA (DO-214AC)
  • Essence: Transient Voltage Suppressor (TVS) Diode
  • Packaging/Quantity: Typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 220V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 188V
  • Forward Voltage: 3.5V at 10A

Detailed Pin Configuration

The SMAJ220CA typically has two pins, anode, and cathode, which are identified by a line on the cathode side of the diode.

Functional Features

  • Provides protection against voltage transients.
  • Fast response time.
  • Low clamping voltage.

Advantages

  • High surge capability.
  • Compact size.
  • RoHS compliant.

Disadvantages

  • Limited power dissipation capability.
  • May require additional circuitry for comprehensive protection.

Working Principles

When a transient voltage surge occurs, the SMAJ220CA conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The SMAJ220CA is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • P6KE220CA: Similar TVS diode with a different package (DO-15).
  • 1.5SMC220CA: TVS diode with higher peak pulse power (1500W).

In conclusion, the SMAJ220CA transient voltage suppressor diode is a crucial component in protecting electronic circuits from voltage transients. Its compact size, high surge capability, and fast response time make it suitable for a wide range of applications in different industries.

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技術ソリューションにおける SMAJ220CA 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 SMAJ220CA?

    • SMAJ220CA is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ220CA?

    • The maximum peak pulse power of SMAJ220CA is 400 watts.

  3. What is the breakdown voltage of SMAJ220CA?

    • The breakdown voltage of SMAJ220CA is 220 volts.

  4. What are the typical applications of SMAJ220CA?

    • SMAJ220CA is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the clamping voltage of SMAJ220CA?

    • The clamping voltage of SMAJ220CA is 341 volts at 10A.

  6. How does SMAJ220CA respond to transient voltage spikes?

    • SMAJ220CA quickly conducts excess current to ground, limiting the voltage across the protected circuit.

  7. What is the operating temperature range of SMAJ220CA?

    • The operating temperature range of SMAJ220CA is typically -55°C to 150°C.

  8. Can SMAJ220CA be used for ESD protection?

    • Yes, SMAJ220CA can be used for electrostatic discharge (ESD) protection in various electronic devices.

  9. Is SMAJ220CA RoHS compliant?

    • Yes, SMAJ220CA is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. What is the package type of SMAJ220CA?

    • SMAJ220CA is available in a DO-214AC (SMA) package, which is suitable for surface mount applications.