Microsemi Corporation
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SMBJ5938CE3/TR13
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SMBJ5938CE3/TR13

Product Overview

Category

The SMBJ5938CE3/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used for protecting 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 SMBJ5938CE3/TR13 is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ5938CE3/TR13 is typically packaged in reels with quantities varying based on customer requirements.

Specifications

  • Standoff Voltage: 38V
  • Breakdown Voltage: 42.2V
  • Maximum Clamping Voltage: 61.4V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C
  • Storage Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ5938CE3/TR13 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Bi-directional TVS diode
  • Low incremental surge resistance
  • High temperature stability
  • ESD protection up to 30kV

Advantages and Disadvantages

Advantages

  • Excellent surge protection capability
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Relatively higher clamping voltage compared to some alternative models
  • Sensitive to reverse bias conditions

Working Principles

When a transient voltage spike occurs, the SMBJ5938CE3/TR13 conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ5938CE3/TR13 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ5938CE3/TR13 include: - P6KE39CA - 1.5KE39CA - SMAJ5938A

In conclusion, the SMBJ5938CE3/TR13 transient voltage suppressor diode offers robust surge protection for a wide range of electronic applications, despite its relatively higher clamping voltage. Its fast response time and high surge current capability make it a popular choice for designers seeking reliable transient voltage protection.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ5938CE3/TR13 en soluciones técnicas

  1. What is the maximum working voltage of SMBJ5938CE3/TR13?

    • The maximum working voltage of SMBJ5938CE3/TR13 is 38V.

  2. What is the peak pulse power dissipation of SMBJ5938CE3/TR13?

    • The peak pulse power dissipation of SMBJ5938CE3/TR13 is 600W.

  3. What is the breakdown voltage of SMBJ5938CE3/TR13?

    • The breakdown voltage of SMBJ5938CE3/TR13 is typically 42.2V.

  4. What are the typical applications for SMBJ5938CE3/TR13?

    • SMBJ5938CE3/TR13 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial automation, and consumer electronics.

  5. What is the response time of SMBJ5938CE3/TR13?

    • The response time of SMBJ5938CE3/TR13 is very fast, typically responding within nanoseconds to protect against transient voltage spikes.

  6. Is SMBJ5938CE3/TR13 RoHS compliant?

    • Yes, SMBJ5938CE3/TR13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  7. What is the operating temperature range of SMBJ5938CE3/TR13?

    • The operating temperature range of SMBJ5938CE3/TR13 is -55°C to 150°C.

  8. Does SMBJ5938CE3/TR13 require any external components for proper operation?

    • No, SMBJ5938CE3/TR13 does not require any external components for its basic surge protection function.

  9. What is the package type of SMBJ5938CE3/TR13?

    • SMBJ5938CE3/TR13 comes in a surface mount package (SMB).

  10. Can SMBJ5938CE3/TR13 be used for overvoltage protection in automotive applications?

    • Yes, SMBJ5938CE3/TR13 can be used for overvoltage protection in automotive applications, providing protection against voltage transients in vehicle electronics.