Vishay Semiconductor Diodes Division
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SMA5J20CAHE3/5A
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SMA5J20CAHE3/5A

Product Overview

Category

The SMA5J20CAHE3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in various electronic circuits and systems to safeguard against transient voltage spikes.

Characteristics

  • Package: SMA (DO-214AC)
  • Essence: High surge capability, low clamping voltage
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

  • Peak Pulse Power: 5000W
  • Breakdown Voltage: 20V
  • Clamping Voltage: 32.4V
  • Maximum Reverse Leakage Current: 1μA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J20CAHE3/5A has a standard SMA package with two pins for connection.

Functional Features

  • Transient Voltage Suppression: Provides rapid response to transient overvoltage conditions.
  • Low Clamping Voltage: Ensures effective protection of downstream components.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Fast response time
  • Compact form factor

Disadvantages

  • Limited breakdown voltage range
  • Higher clamping voltage compared to some alternatives

Working Principles

The SMA5J20CAHE3/5A operates by diverting excessive transient currents away from sensitive circuitry, thereby limiting the voltage across the protected device.

Detailed Application Field Plans

The SMA5J20CAHE3/5A is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to SMA5J20CAHE3/5A include: - P6KE18CA - 1.5KE22A - SMBJ20CA

In conclusion, the SMA5J20CAHE3/5A is a reliable TVS diode that offers high surge capability and efficient transient voltage suppression. Its compact design and fast response time make it suitable for a wide range of applications, although its limited breakdown voltage range and relatively higher clamping voltage should be considered when selecting alternatives.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMA5J20CAHE3/5A en soluciones técnicas

  1. What is the maximum peak pulse power of SMA5J20CAHE3/5A?

    • The maximum peak pulse power is 5000 watts for a 10/1000 µs waveform.

  2. What is the breakdown voltage of SMA5J20CAHE3/5A?

    • The breakdown voltage is typically 22 volts.

  3. What is the operating temperature range for SMA5J20CAHE3/5A?

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

  4. What are the typical applications for SMA5J20CAHE3/5A?

    • Typical applications include protection of sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

  5. What is the reverse stand-off voltage of SMA5J20CAHE3/5A?

    • The reverse stand-off voltage is 17.8 volts.

  6. What is the clamping voltage of SMA5J20CAHE3/5A?

    • The clamping voltage is 29.2 volts at 14 A.

  7. What is the peak pulse current rating of SMA5J20CAHE3/5A?

    • The peak pulse current rating is 102.5 A for an 8/20 µs waveform.

  8. Does SMA5J20CAHE3/5A meet industry standards for surge protection?

    • Yes, it meets the requirements of IEC 61000-4-5 for surge protection.

  9. What is the package type of SMA5J20CAHE3/5A?

    • It comes in a DO-214AC (SMA) package.

  10. Is SMA5J20CAHE3/5A RoHS compliant?

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