Vishay Semiconductor Diodes Division
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SMF12A-E3-18
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SMF12A-E3-18

Product Overview

Category

The SMF12A-E3-18 belongs to the category of surface mount transient voltage suppressor diodes.

Use

It is used for providing protection against transient voltage spikes in electronic circuits.

Characteristics

  • Low leakage current
  • Fast response time
  • High surge capability
  • ESD protection
  • RoHS compliant

Package

The SMF12A-E3-18 is available in a surface mount DO-219AB package.

Essence

This product is essential for safeguarding sensitive electronic components from voltage transients and electrostatic discharge events.

Packaging/Quantity

The SMF12A-E3-18 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 12V
  • Clamping Voltage: 19.9V
  • Operating Temperature Range: -55°C to +150°C
  • Forward Voltage: 10V at 1A

Detailed Pin Configuration

The SMF12A-E3-18 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Transient voltage suppression
  • ESD protection
  • Overvoltage protection
  • Fast response to voltage spikes

Advantages and Disadvantages

Advantages

  • Provides robust protection against voltage transients
  • Fast response time
  • Low leakage current

Disadvantages

  • Limited breakdown voltage compared to higher-rated devices
  • May require additional circuitry for higher voltage protection

Working Principles

The SMF12A-E3-18 operates by diverting excessive voltage away from sensitive components, thereby preventing damage due to transient voltage spikes.

Detailed Application Field Plans

The SMF12A-E3-18 is commonly used in: - Consumer electronics - Telecommunications equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMF12A-E3-18 include: - SMAJ12A - SMBJ12A - SMCJ12A - P6SMB12A

In conclusion, the SMF12A-E3-18 is a crucial component in protecting electronic circuits from transient voltage spikes and ESD events. Its fast response time and high surge capability make it suitable for a wide range of applications in various industries.

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Énumérez 10 questions et réponses courantes liées à l'application de SMF12A-E3-18 dans les solutions techniques

  1. What is the maximum forward voltage of SMF12A-E3-18?

    • The maximum forward voltage of SMF12A-E3-18 is 14V at 1A.

  2. What is the reverse standoff voltage of SMF12A-E3-18?

    • The reverse standoff voltage of SMF12A-E3-18 is 12V.

  3. What is the peak pulse current of SMF12A-E3-18?

    • The peak pulse current of SMF12A-E3-18 is 30A.

  4. What is the clamping voltage of SMF12A-E3-18?

    • The clamping voltage of SMF12A-E3-18 is 19.9V at 10A.

  5. What is the package type of SMF12A-E3-18?

    • SMF12A-E3-18 comes in a DO-219AB (SMF) package.

  6. What are the typical applications for SMF12A-E3-18?

    • SMF12A-E3-18 is commonly used in protection circuits for portable electronics, automotive systems, and industrial equipment.

  7. What is the operating temperature range of SMF12A-E3-18?

    • The operating temperature range of SMF12A-E3-18 is -55°C to +150°C.

  8. What is the lead-free status of SMF12A-E3-18?

    • SMF12A-E3-18 is lead-free and RoHS compliant.

  9. What is the storage temperature range of SMF12A-E3-18?

    • The storage temperature range of SMF12A-E3-18 is -55°C to +150°C.

  10. What are the recommended soldering conditions for SMF12A-E3-18?

    • The recommended soldering conditions for SMF12A-E3-18 include a peak temperature of 260°C for 10 seconds.