Vishay Semiconductor Diodes Division
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
SMF33A-E3-18
Zobrazit detail DataSheets

SMF33A-E3-18

Product Overview

Category

The SMF33A-E3-18 belongs to the category of surface mount, unidirectional TVS (transient voltage suppressor) diodes.

Use

It is primarily used for transient voltage protection in electronic circuits and systems.

Characteristics

  • Low profile package
  • High surge capability
  • Fast response time
  • ESD (electrostatic discharge) protection
  • RoHS compliant

Package

The SMF33A-E3-18 is available in a SOD-123FL package.

Essence

This TVS diode serves as a crucial component in protecting sensitive electronic devices from voltage transients and surges.

Packaging/Quantity

The SMF33A-E3-18 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 28.2V
  • Breakdown Voltage: 31.4V
  • Clamping Voltage: 45.7V
  • Peak Pulse Current: 10A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMF33A-E3-18 has two pins: 1. Cathode 2. Anode

Functional Features

  • Transient voltage suppression
  • ESD protection
  • Fast response to transient events
  • Low clamping voltage

Advantages

  • Small form factor
  • High surge capability
  • Wide operating temperature range
  • RoHS compliant

Disadvantages

  • Limited peak pulse current compared to some alternative models
  • May require additional components for comprehensive circuit protection in high-power applications

Working Principles

When a transient voltage spike occurs, the SMF33A-E3-18 rapidly conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The SMF33A-E3-18 is commonly used in various electronic applications, including: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SMF33A-E3-18 include: - SMAJ28A - SMBJ28A - SMCJ28A - P6SMB28A

In conclusion, the SMF33A-E3-18 is a vital component in safeguarding electronic circuits from voltage transients and surges, offering fast response times and high surge capabilities. While it has certain limitations, its compact size and reliable performance make it a popular choice in various electronic applications.

[Word count: 394]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMF33A-E3-18 v technických řešeních

  1. What is the maximum voltage rating of SMF33A-E3-18?

    • The maximum voltage rating of SMF33A-E3-18 is 33V.

  2. What is the peak pulse power dissipation of SMF33A-E3-18?

    • The peak pulse power dissipation of SMF33A-E3-18 is 400W.

  3. What is the breakdown voltage of SMF33A-E3-18?

    • The breakdown voltage of SMF33A-E3-18 is typically 36.7V.

  4. What is the operating temperature range for SMF33A-E3-18?

    • The operating temperature range for SMF33A-E3-18 is -55°C to +150°C.

  5. What is the package type of SMF33A-E3-18?

    • SMF33A-E3-18 comes in a DO-219AB (SMF) package.

  6. What are the typical applications for SMF33A-E3-18?

    • SMF33A-E3-18 is commonly used for overvoltage protection in various electronic circuits, such as in telecommunications, industrial equipment, and consumer electronics.

  7. Does SMF33A-E3-18 have low leakage current?

    • Yes, SMF33A-E3-18 has low leakage current, making it suitable for sensitive electronic applications.

  8. Is SMF33A-E3-18 RoHS compliant?

    • Yes, SMF33A-E3-18 is RoHS compliant, meeting environmental standards.

  9. What is the clamping voltage of SMF33A-E3-18?

    • The clamping voltage of SMF33A-E3-18 is typically 53.3V at 10A.

  10. Can SMF33A-E3-18 be used for ESD protection?

    • Yes, SMF33A-E3-18 can be used for ESD (electrostatic discharge) protection in sensitive electronic components and circuits.