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1.5SMC18A
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1.5SMC18A

Product Overview

Category:

The 1.5SMC18A belongs to the category of surface mount transient voltage suppressor diodes.

Use:

It is used for surge protection in electronic circuits, providing a high level of protection against voltage transients induced by lightning, power disturbances, and ESD (electrostatic discharge).

Characteristics:

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

Package:

The 1.5SMC18A is available in a DO-214AB (SMC) package.

Essence:

The essence of the 1.5SMC18A lies in its ability to protect sensitive electronic components from voltage spikes and surges.

Packaging/Quantity:

It is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 15.3V
  • Breakdown Voltage: 17V
  • Maximum Clamping Voltage: 29.2V
  • Peak Pulse Current: 43.5A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC18A has two pins, anode, and cathode, which are denoted by the "+" and "-" symbols respectively.

Functional Features

  • Provides protection against voltage transients
  • Fast response to transient over-voltage conditions
  • Low leakage current

Advantages and Disadvantages

Advantages

  • High surge current capability
  • RoHS compliant
  • Fast response time

Disadvantages

  • Limited to low voltage applications
  • May require additional circuitry for higher voltage protection

Working Principles

When a transient voltage spike occurs, the 1.5SMC18A conducts the excess current to the ground, thereby protecting the downstream circuitry from damage.

Detailed Application Field Plans

The 1.5SMC18A is commonly used in: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5SMC18A include: - 1.5SMC6.8A - 1.5SMC10A - 1.5SMC24A

In conclusion, the 1.5SMC18A is a crucial component in safeguarding electronic circuits from voltage transients, offering fast response times and high surge current capabilities. Its application spans across various industries, making it an essential part of modern electronic systems.

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技術ソリューションにおける 1.5SMC18A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is 1.5SMC18A?

    • 1.5SMC18A is a type of TVS (transient voltage suppressor) diode used for surge protection in electronic circuits.

  2. What is the maximum peak pulse power of 1.5SMC18A?

    • The maximum peak pulse power of 1.5SMC18A is typically 1500 watts.

  3. What is the breakdown voltage of 1.5SMC18A?

    • The breakdown voltage of 1.5SMC18A is around 16.7 volts.

  4. In what applications can 1.5SMC18A be used?

    • 1.5SMC18A can be used in various applications such as power supplies, telecommunications equipment, automotive electronics, and industrial controls for surge protection.

  5. What is the response time of 1.5SMC18A?

    • The response time of 1.5SMC18A is very fast, typically in the nanosecond range, providing quick protection against voltage surges.

  6. How does 1.5SMC18A protect electronic circuits?

    • 1.5SMC18A diverts excess current away from sensitive components by clamping the voltage during transient events, thus protecting the circuit from damage.

  7. What are the operating temperature ranges for 1.5SMC18A?

    • The operating temperature range for 1.5SMC18A is typically between -55°C to +150°C, making it suitable for a wide range of environments.

  8. Is 1.5SMC18A RoHS compliant?

    • Yes, 1.5SMC18A is generally RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  9. Can 1.5SMC18A be used for ESD (electrostatic discharge) protection?

    • While primarily designed for surge protection, 1.5SMC18A can also provide some level of ESD protection due to its fast response time.

  10. What are the packaging options available for 1.5SMC18A?

    • 1.5SMC18A is available in various package types including DO-214AB (SMC), allowing flexibility in design and application.