Microsemi Corporation
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SMAJ5939AE3/TR13
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SMAJ5939AE3/TR13

Product Overview

Category

SMAJ5939AE3/TR13 belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

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

Package

The SMAJ5939AE3/TR13 is typically available in a DO-214AC (SMA) package.

Essence

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

Packaging/Quantity

The diodes are usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 39V
  • Maximum Clamping Voltage: 64.1V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ5939AE3/TR13 typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Transient voltage suppression
  • Reverse standoff voltage
  • Low leakage current

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size

Disadvantages

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

Working Principles

When a voltage transient occurs, the diode conducts and diverts the excess voltage to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

Electronic Equipment

  • Telecommunication systems
  • Consumer electronics
  • Industrial control systems

Automotive Industry

  • Vehicle electronics
  • Onboard charging systems

Alternative Energy

  • Solar power inverters
  • Wind turbine control systems

Detailed and Complete Alternative Models

  • P6KE39A
  • 1.5SMC39A
  • SMBJ39A

This completes the entry for SMAJ5939AE3/TR13, providing a comprehensive overview of its category, use, characteristics, specifications, and application fields.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ5939AE3/TR13 en soluciones técnicas

  1. What is SMAJ5939AE3/TR13?

    • SMAJ5939AE3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What are the key features of SMAJ5939AE3/TR13?

    • The key features include a peak pulse power of 400W, low clamping voltage, fast response time, and compatibility with automated placement equipment.

  3. In what applications can SMAJ5939AE3/TR13 be used?

    • SMAJ5939AE3/TR13 is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics.

  4. How does SMAJ5939AE3/TR13 provide protection?

    • It provides protection by diverting excessive current away from sensitive components when a transient event occurs, thereby preventing damage to the circuitry.

  5. What is the operating temperature range of SMAJ5939AE3/TR13?

    • The operating temperature range is typically -55°C to +150°C, making it suitable for a wide range of environments.

  6. What is the recommended soldering profile for SMAJ5939AE3/TR13?

    • The recommended soldering profile includes a peak temperature of 260°C for 10 seconds maximum.

  7. Does SMAJ5939AE3/TR13 comply with any industry standards?

    • Yes, it complies with standards such as AEC-Q101 for automotive applications and is also RoHS compliant.

  8. Can SMAJ5939AE3/TR13 be used for ESD protection?

    • While it is primarily designed for transient voltage suppression, it can also provide some level of ESD protection due to its fast response time.

  9. What are the typical failure modes of SMAJ5939AE3/TR13?

    • Typical failure modes include short circuits, open circuits, and degradation of clamping performance over time.

  10. Are there any application notes or design guidelines available for using SMAJ5939AE3/TR13?

    • Yes, manufacturers often provide application notes and design guidelines to help engineers integrate SMAJ5939AE3/TR13 effectively into their technical solutions.