Microsemi Corporation
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SMAJ6490E3/TR13
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SMAJ6490E3/TR13

Product Overview

Category

The SMAJ6490E3/TR13 belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

  • Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
  • Fast Response Time: Rapid response to voltage transients, ensuring minimal impact on the protected circuitry.
  • Compact Size: Small form factor for easy integration into electronic designs.
  • Robust Packaging: Designed to withstand environmental stresses and mechanical shocks.

Package

The SMAJ6490E3/TR13 is typically available in a surface-mount package, which facilitates easy assembly onto printed circuit boards (PCBs).

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage fluctuations, thereby enhancing the reliability and longevity of electronic devices.

Packaging/Quantity

These devices are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications. Typical quantities range from hundreds to thousands per reel or tube.

Specifications

  • Voltage Rating: 6.49V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to +150°C
  • Breakdown Voltage: 7.22V
  • Reverse Standoff Voltage: 5.8V
  • Clamping Voltage: 9.2V

Detailed Pin Configuration

The SMAJ6490E3/TR13 features a standard SMC (DO-214AB) package with two pins. The pinout configuration is as follows: 1. Anode 2. Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels, protecting downstream components.
  • Low Clamping Voltage: Ensures that the protected circuitry is not subjected to excessive voltages during transient events.
  • Fast Response Time: Rapid reaction to voltage spikes, minimizing the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Compact size for space-constrained applications
  • Fast response time for enhanced circuit protection

Disadvantages

  • Limited to specific voltage ratings
  • May require additional circuitry for comprehensive surge protection

Working Principles

The SMAJ6490E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This action effectively diverts the transient energy away from the protected circuitry.

Detailed Application Field Plans

The SMAJ6490E3/TR13 finds extensive use in various electronic systems, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supply units

Detailed and Complete Alternative Models

Several alternative models with similar functionality include: - P6SMB6.5A - SMBJ6.5A - P4SMA6.5A - SMCJ6.5A

In conclusion, the SMAJ6490E3/TR13 serves as a crucial component in safeguarding electronic circuits from voltage transients, offering a balance of performance, size, and reliability.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMAJ6490E3/TR13 dalam penyelesaian teknikal

  1. What is SMAJ6490E3/TR13?

    • SMAJ6490E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ6490E3/TR13?

    • The maximum peak pulse power of SMAJ6490E3/TR13 is 400 watts.

  3. What is the breakdown voltage of SMAJ6490E3/TR13?

    • The breakdown voltage of SMAJ6490E3/TR13 is 64 volts.

  4. What are the typical applications of SMAJ6490E3/TR13?

    • SMAJ6490E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems for transient voltage protection.

  5. What is the clamping voltage of SMAJ6490E3/TR13?

    • The clamping voltage of SMAJ6490E3/TR13 is 103 volts at 10A.

  6. What is the operating temperature range of SMAJ6490E3/TR13?

    • The operating temperature range of SMAJ6490E3/TR13 is -55°C to +150°C.

  7. What is the package type of SMAJ6490E3/TR13?

    • SMAJ6490E3/TR13 comes in a DO-214AC (SMA) package.

  8. Is SMAJ6490E3/TR13 RoHS compliant?

    • Yes, SMAJ6490E3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  9. What are the key features of SMAJ6490E3/TR13?

    • Some key features of SMAJ6490E3/TR13 include low leakage current, fast response time, and high surge capability.

  10. How should SMAJ6490E3/TR13 be mounted on a PCB?

    • SMAJ6490E3/TR13 should be mounted using appropriate soldering techniques and placed close to the protected circuit to minimize lead lengths and reduce inductance.