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1.5SMC20AT3
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1.5SMC20AT3

Product Overview

Category

The 1.5SMC20AT3 belongs to the category of surface mount transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Package

The 1.5SMC20AT3 is available in a DO-214AB (SMC) package.

Essence

This TVS diode provides robust protection for electronic circuits against transient overvoltage events.

Packaging/Quantity

It is typically packaged in reels or trays with varying quantities depending on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 17.1V
  • Breakdown Voltage: 18.9V
  • Maximum Clamping Voltage: 29.2V
  • Peak Pulse Current: 43.5A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC20AT3 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Bi-directional TVS diode
  • Provides transient overvoltage protection
  • Low leakage current
  • High reliability

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • Low clamping voltage protects downstream components
  • RoHS compliant

Disadvantages

  • May require additional circuitry for comprehensive ESD protection

Working Principles

When a transient voltage spike occurs, the 1.5SMC20AT3 conducts the excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5SMC20AT3 is commonly used in: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics

Detailed and Complete Alternative Models

  • SMAJ17A: Standoff Voltage: 15.3V, Breakdown Voltage: 17V, Peak Pulse Current: 40A
  • SMBJ17CA: Standoff Voltage: 15.3V, Breakdown Voltage: 17V, Peak Pulse Current: 600W

Note: The alternative models listed above are for reference purposes and may vary based on specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1.5SMC20AT3 in technische oplossingen

  1. What is the maximum peak pulse current rating of 1.5SMC20AT3?

    • The maximum peak pulse current rating of 1.5SMC20AT3 is 1500A.

  2. What is the breakdown voltage of 1.5SMC20AT3?

    • The breakdown voltage of 1.5SMC20AT3 is 17.1V.

  3. What are the typical applications for 1.5SMC20AT3?

    • Typical applications for 1.5SMC20AT3 include transient voltage suppression in electronic equipment, surge protection in power supplies, and overvoltage clamping in telecommunications systems.

  4. What is the operating temperature range of 1.5SMC20AT3?

    • The operating temperature range of 1.5SMC20AT3 is -55°C to +150°C.

  5. What is the peak power dissipation of 1.5SMC20AT3?

    • The peak power dissipation of 1.5SMC20AT3 is 1500W.

  6. Is 1.5SMC20AT3 RoHS compliant?

    • Yes, 1.5SMC20AT3 is RoHS compliant.

  7. What is the package type of 1.5SMC20AT3?

    • 1.5SMC20AT3 comes in a DO-214AB (SMC) package.

  8. Does 1.5SMC20AT3 provide bidirectional protection?

    • Yes, 1.5SMC20AT3 provides bidirectional transient voltage suppression.

  9. What is the clamping voltage of 1.5SMC20AT3?

    • The clamping voltage of 1.5SMC20AT3 is 29.2V at 10A.

  10. What are the key differences between 1.5SMC20AT3 and other similar TVS diodes?

    • The key differences include its peak pulse current rating, breakdown voltage, and clamping voltage, which make it suitable for specific technical solutions requiring robust transient voltage suppression.