Microsemi Corporation
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SMAJ6490CE3/TR13
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SMAJ6490CE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage clamping and transient suppression
  • Characteristics: Fast response time, low leakage current, high surge capability
  • Package: DO-214AC (SMA)
  • Essence: Silicon
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 6.49V
  • Clamping Voltage: 11.2V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal damage to protected circuitry
  • Low clamping voltage for effective suppression of transient events

Advantages

  • High surge capability
  • Compact package size
  • Wide operating temperature range

Disadvantages

  • Limited breakdown voltage options
  • Sensitive to reverse bias conditions

Working Principles

The SMAJ6490CE3/TR13 diode operates by diverting excess transient voltage away from sensitive components in a circuit, thereby protecting them from damage. When a transient event occurs, the diode rapidly conducts, clamping the voltage to a safe level and dissipating the excess energy as heat.

Detailed Application Field Plans

  • Telecommunications: Protection of communication equipment from lightning-induced surges
  • Automotive: Safeguarding electronic systems from voltage spikes in automotive environments
  • Industrial Control Systems: Shielding control circuitry from power line transients

Detailed and Complete Alternative Models

  • P6SMB6.8CA: Similar characteristics with higher breakdown voltage
  • SMBJ6.5A: Lower profile package with comparable performance

This comprehensive entry provides an in-depth understanding of the SMAJ6490CE3/TR13 diode, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMAJ6490CE3/TR13 dalam solusi teknis

  1. What is SMAJ6490CE3/TR13 used for?

    • SMAJ6490CE3/TR13 is commonly used as a transient voltage suppressor diode to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ6490CE3/TR13?

    • The maximum peak pulse power of SMAJ6490CE3/TR13 is typically 400 watts.

  3. What is the breakdown voltage of SMAJ6490CE3/TR13?

    • The breakdown voltage of SMAJ6490CE3/TR13 is 64.9 volts.

  4. What are the typical applications of SMAJ6490CE3/TR13?

    • SMAJ6490CE3/TR13 is commonly used in telecommunications equipment, industrial automation, power supplies, and automotive electronics to protect against voltage surges.

  5. What is the response time of SMAJ6490CE3/TR13?

    • The response time of SMAJ6490CE3/TR13 is very fast, typically responding within nanoseconds to clamp the transient voltage.

  6. What is the operating temperature range of SMAJ6490CE3/TR13?

    • The operating temperature range of SMAJ6490CE3/TR13 is typically -55°C to 150°C.

  7. How does SMAJ6490CE3/TR13 compare to other transient voltage suppressors?

    • SMAJ6490CE3/TR13 offers a balance of low clamping voltage and high surge capability, making it suitable for a wide range of applications.

  8. Can SMAJ6490CE3/TR13 be used in high-frequency applications?

    • Yes, SMAJ6490CE3/TR13 can be used in high-frequency applications due to its fast response time and low capacitance.

  9. Is SMAJ6490CE3/TR13 RoHS compliant?

    • Yes, SMAJ6490CE3/TR13 is typically RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. What are the packaging options available for SMAJ6490CE3/TR13?

    • SMAJ6490CE3/TR13 is available in various packaging options, including SMC, SMB, and DO-214AC, providing flexibility for different design requirements.