Vishay Semiconductor Diodes Division
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SM15T68CA-M3/9AT
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SM15T68CA-M3/9AT

Product Overview

Category

The SM15T68CA-M3/9AT belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Package

The SM15T68CA-M3/9AT is available in a DO-214AB (SMC) package.

Essence

The essence of this product lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage spikes.

Packaging/Quantity

The SM15T68CA-M3/9AT is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 58.1V
  • Breakdown Voltage: 64.6V
  • Maximum Clamping Voltage: 93.6V
  • Peak Pulse Current: 15A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SM15T68CA-M3/9AT has two pins, anode, and cathode, which are clearly marked on the device for easy identification and connection.

Functional Features

  • Bi-directional TVS diode
  • Low incremental surge resistance
  • High temperature stability

Advantages and Disadvantages

Advantages

  • Provides robust protection against voltage transients
  • Fast response time ensures minimal impact on the protected circuit
  • High surge current capability enhances reliability

Disadvantages

  • May exhibit leakage current at high temperatures
  • Sensitive to reverse standoff voltage limitations

Working Principles

When a transient voltage event occurs, the SM15T68CA-M3/9AT activates and provides a low-impedance path to divert excess current away from the sensitive components. This action effectively clamps the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

The SM15T68CA-M3/9AT is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • SM15T Series: SM15T100A, SM15T120CA, SM15T200A
  • P6SMB Series: P6SMB36CA, P6SMB58A, P6SMB120CA
  • 1.5KE Series: 1.5KE6.8A, 1.5KE10CA, 1.5KE18A

In conclusion, the SM15T68CA-M3/9AT transient voltage suppressor diode offers reliable protection against transient voltage events, making it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM15T68CA-M3/9AT v technických řešeních

  1. What is the maximum clamping voltage of SM15T68CA-M3/9AT?

    • The maximum clamping voltage of SM15T68CA-M3/9AT is 27.4V at 10A.

  2. What is the peak pulse power dissipation of SM15T68CA-M3/9AT?

    • The peak pulse power dissipation of SM15T68CA-M3/9AT is 1500W for a 10/1000μs waveform.

  3. What are the typical applications for SM15T68CA-M3/9AT?

    • SM15T68CA-M3/9AT is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  4. What is the breakdown voltage of SM15T68CA-M3/9AT?

    • The breakdown voltage of SM15T68CA-M3/9AT is typically 75.6V at 1mA.

  5. Is SM15T68CA-M3/9AT RoHS compliant?

    • Yes, SM15T68CA-M3/9AT is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  6. What is the operating temperature range of SM15T68CA-M3/9AT?

    • SM15T68CA-M3/9AT has an operating temperature range of -55°C to +175°C, making it suitable for a wide range of environments.

  7. Does SM15T68CA-M3/9AT have a low leakage current?

    • Yes, SM15T68CA-M3/9AT has a low leakage current, which is ideal for applications requiring minimal power consumption.

  8. Can SM15T68CA-M3/9AT be used for ESD protection?

    • Yes, SM15T68CA-M3/9AT can be used for ESD (electrostatic discharge) protection in various electronic devices and systems.

  9. What package type does SM15T68CA-M3/9AT come in?

    • SM15T68CA-M3/9AT is available in a DO-214AB (SMC) package, which is suitable for surface mount applications.

  10. Are there any recommended layout guidelines for using SM15T68CA-M3/9AT in circuit designs?

    • Yes, it is recommended to follow the layout guidelines provided in the datasheet to ensure optimal performance and reliability when using SM15T68CA-M3/9AT in circuit designs.