Vishay Semiconductor Diodes Division
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SM6T18CA-M3/5B
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SM6T18CA-M3/5B

Product Overview

Category

The SM6T18CA-M3/5B belongs to the category of transient voltage suppressor diodes.

Use

It is used for protecting sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SM6T18CA-M3/5B is available in a DO-214AA (SMB) package.

Essence

The essence of the SM6T18CA-M3/5B lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

It is typically packaged in reels and available in quantities suitable for production requirements.

Specifications

  • Standoff Voltage: 15.3V
  • Breakdown Voltage: 17V
  • Maximum Reverse Leakage Current: 1µA
  • Peak Pulse Power: 600W
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SM6T18CA-M3/5B has two pins, with the cathode marked with a line on the body of the diode.

Functional Features

  • Provides transient voltage suppression for electronic circuits
  • Protects against voltage spikes and surges
  • Fast response time ensures minimal impact on the protected circuit

Advantages

  • Low clamping voltage protects sensitive components
  • Fast response time minimizes the risk of damage
  • RoHS compliance supports environmental sustainability

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection in complex systems
  • Limited to specific voltage ranges

Working Principles

The SM6T18CA-M3/5B operates by diverting excess voltage away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The SM6T18CA-M3/5B is commonly used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMAJ15A: Standoff Voltage 12.8V, Breakdown Voltage 14.3V, Peak Pulse Power 400W
  • SMBJ15A: Standoff Voltage 12.8V, Breakdown Voltage 14.3V, Peak Pulse Power 600W
  • SMCJ15A: Standoff Voltage 12.8V, Breakdown Voltage 14.3V, Peak Pulse Power 1500W

In conclusion, the SM6T18CA-M3/5B transient voltage suppressor diode offers effective protection against voltage transients, making it an essential component in various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM6T18CA-M3/5B v technických řešeních

  1. What is the maximum peak pulse power of SM6T18CA-M3/5B?

    • The maximum peak pulse power is 600 watts for a 10/1000 μs waveform.

  2. What is the breakdown voltage of SM6T18CA-M3/5B?

    • The breakdown voltage is typically 20 volts at 1 mA.

  3. What is the operating temperature range for SM6T18CA-M3/5B?

    • The operating temperature range is -55°C to +150°C.

  4. How does SM6T18CA-M3/5B protect against ESD (electrostatic discharge)?

    • It provides protection against ESD up to ±30kV contact discharge per IEC 61000-4-2 standard.

  5. What are the typical applications for SM6T18CA-M3/5B?

    • It is commonly used in telecommunications equipment, portable electronics, and automotive electronics for transient voltage suppression.

  6. What is the clamping voltage of SM6T18CA-M3/5B?

    • The clamping voltage is typically 29.2 volts at 16.7A.

  7. Does SM6T18CA-M3/5B meet RoHS compliance?

    • Yes, it is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the package type of SM6T18CA-M3/5B?

    • It is available in a DO-214AA (SMB) package.

  9. What is the response time of SM6T18CA-M3/5B?

    • The response time is less than 1 picosecond.

  10. Is SM6T18CA-M3/5B suitable for high-speed data line protection?

    • Yes, it is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.