Vishay Semiconductor Diodes Division
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SM15T68CA-E3/9AT
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SM15T68CA-E3/9AT

Product Overview

Category: Electronic Component
Use: Surge Protection
Characteristics: High surge capability, low clamping voltage
Package: SMC (DO-214AB)
Essence: Transient Voltage Suppressor (TVS) Diode
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Part Number: SM15T68CA-E3/9AT
  • Voltage - Reverse Standoff (Typ): 58.1V
  • Voltage - Breakdown (Min): 64.4V
  • Clamping Voltage @ Ipp: 92.6V
  • Current - Peak Pulse (10/1000µs): 21.2A
  • Power - Peak Pulse: 1500W
  • Type: Zener

Detailed Pin Configuration

The SM15T68CA-E3/9AT is a unidirectional TVS diode with two pins. The anode is connected to the positive side and the cathode to the negative side.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time
  • Low incremental surge resistance

Advantages and Disadvantages

Advantages: - High surge capability - Low clamping voltage - Compact SMC package - RoHS compliant

Disadvantages: - Limited power dissipation capability - Unidirectional protection only

Working Principles

The SM15T68CA-E3/9AT operates by diverting excessive current away from sensitive electronic components when a transient voltage event occurs. It rapidly clamps the voltage to a safe level, protecting the circuitry from damage.

Detailed Application Field Plans

This TVS diode is commonly used in various electronic devices such as power supplies, communication equipment, automotive electronics, and industrial control systems to safeguard against voltage surges induced by lightning, ESD, or other transient events.

Detailed and Complete Alternative Models

  • SM15T68CA-E3/5BT: Similar specifications but with a lower clamping voltage
  • SM15T68CA-E3/57T: Higher surge capability and lower breakdown voltage

In conclusion, the SM15T68CA-E3/9AT is a reliable TVS diode that offers robust surge protection for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM15T68CA-E3/9AT v technických řešeních

  1. What is the maximum clamping voltage of SM15T68CA-E3/9AT?

    • The maximum clamping voltage of SM15T68CA-E3/9AT is 103V at 10A.

  2. What is the peak pulse power dissipation of SM15T68CA-E3/9AT?

    • The peak pulse power dissipation of SM15T68CA-E3/9AT is 1500W for a 10/1000μs waveform.

  3. What is the breakdown voltage of SM15T68CA-E3/9AT?

    • The breakdown voltage of SM15T68CA-E3/9AT is typically 75.6V.

  4. What are the dimensions of SM15T68CA-E3/9AT?

    • The dimensions of SM15T68CA-E3/9AT are 5.3mm x 7.8mm x 2.8mm.

  5. What is the operating temperature range of SM15T68CA-E3/9AT?

    • The operating temperature range of SM15T68CA-E3/9AT is -55°C to +175°C.

  6. What is the lead material used in SM15T68CA-E3/9AT?

    • The lead material used in SM15T68CA-E3/9AT is tin-plated copper.

  7. What is the typical capacitance of SM15T68CA-E3/9AT?

    • The typical capacitance of SM15T68CA-E3/9AT is 400pF.

  8. What are the applications of SM15T68CA-E3/9AT?

    • SM15T68CA-E3/9AT is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  9. What is the packaging type of SM15T68CA-E3/9AT?

    • SM15T68CA-E3/9AT is available in a DO-214AB (SMC) package.

  10. What are the key features of SM15T68CA-E3/9AT?

    • Some key features of SM15T68CA-E3/9AT include low clamping voltage, fast response time, and high surge capability, making it suitable for protecting electronic circuits from transient overvoltage events.