Microsemi Corporation
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SMAJ5943BE3/TR13
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SMAJ5943BE3/TR13

Product Overview

Category

The SMAJ5943BE3/TR13 belongs to the category of transient voltage suppressor diodes.

Use

It is commonly used for protecting sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The SMAJ5943BE3/TR13 is typically available in a DO-214AC (SMA) package.

Essence

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

Packaging/Quantity

The SMAJ5943BE3/TR13 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 43.2V
  • Breakdown Voltage: 47.8V
  • Maximum Clamping Voltage: 69.4V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ5943BE3/TR13 typically features two pins, with the anode and cathode connections clearly labeled.

Functional Features

  • Transient voltage suppression
  • Bidirectional protection
  • Low leakage current
  • High reliability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size
  • Wide operating temperature range

Disadvantages

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

Working Principles

When a transient voltage event occurs, the SMAJ5943BE3/TR13 conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMAJ5943BE3/TR13 finds applications in various fields, including: - Telecommunications - Consumer electronics - Automotive electronics - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to the SMAJ5943BE3/TR13 include: - P6KE43CA - 1.5SMC43CA - SMCJ43A

In conclusion, the SMAJ5943BE3/TR13 transient voltage suppressor diode offers effective protection against voltage transients, making it a crucial component in safeguarding sensitive electronic circuits across diverse industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ5943BE3/TR13 en soluciones técnicas

  1. What is SMAJ5943BE3/TR13?

    • SMAJ5943BE3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ5943BE3/TR13?

    • The maximum peak pulse power of SMAJ5943BE3/TR13 is 400 watts.

  3. What is the breakdown voltage of SMAJ5943BE3/TR13?

    • The breakdown voltage of SMAJ5943BE3/TR13 is 64.4V.

  4. What are the typical applications of SMAJ5943BE3/TR13?

    • SMAJ5943BE3/TR13 is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems to protect against voltage surges.

  5. What is the operating temperature range of SMAJ5943BE3/TR13?

    • The operating temperature range of SMAJ5943BE3/TR13 is -55°C to +150°C.

  6. How does SMAJ5943BE3/TR13 provide protection against voltage transients?

    • SMAJ5943BE3/TR13 clamps the voltage to a safe level by diverting excess current away from sensitive components, thereby protecting them from damage.

  7. Is SMAJ5943BE3/TR13 RoHS compliant?

    • Yes, SMAJ5943BE3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  8. What is the package type of SMAJ5943BE3/TR13?

    • SMAJ5943BE3/TR13 comes in a DO-214AC (SMA) package, which is a popular surface mount package for diodes.

  9. Can SMAJ5943BE3/TR13 be used for overvoltage protection in battery-powered devices?

    • Yes, SMAJ5943BE3/TR13 can be used to protect battery-powered devices from overvoltage conditions, safeguarding the sensitive electronics within the device.

  10. Are there any recommended layout guidelines for incorporating SMAJ5943BE3/TR13 into a circuit?

    • Yes, it is recommended to minimize the length and impedance of the traces connecting SMAJ5943BE3/TR13 to the protected circuit, and to ensure a low inductance path to ground for effective transient suppression.