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1.5SMC27A
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1.5SMC27A

Product Overview

Category

The 1.5SMC27A belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits and systems.

Characteristics

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

Package

The 1.5SMC27A is available in a DO-214AB (SMC) package.

Essence

The essence of the 1.5SMC27A lies in its ability to protect sensitive electronic components from voltage transients and surges.

Packaging/Quantity

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

Specifications

  • Standoff Voltage: 24.4V
  • Breakdown Voltage: 27V
  • Maximum Peak Pulse Current: 58.3A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC27A has two pins, anode, and cathode, which are denoted by the markings on the device's body.

Functional Features

  • Provides transient voltage suppression for electronic circuits
  • Responds quickly to overvoltage events
  • Offers reliable protection against voltage spikes

Advantages

  • High surge current handling capability
  • Low clamping voltage ensures minimal impact on protected circuits
  • RoHS compliance for environmental friendliness

Disadvantages

  • May require additional circuitry for comprehensive surge protection in complex systems
  • Sensitive to reverse polarity connection

Working Principles

When a voltage transient occurs, the 1.5SMC27A conducts the excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5SMC27A is commonly used in: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMAJ27A: Similar characteristics but in a smaller SMA package
  • P6SMB27A: Higher power dissipation capability in a larger SMB package
  • SMBJ27A: Lower profile alternative with comparable performance in an SMB package

This comprehensive range of alternatives allows for flexibility in design and application-specific requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5SMC27A v technických řešeních

  1. What is 1.5SMC27A and its application in technical solutions?

    • 1.5SMC27A is a type of TVS (transient voltage suppressor) diode commonly used for surge protection in electronic circuits and systems.

  2. How does 1.5SMC27A provide surge protection?

    • 1.5SMC27A clamps the voltage during transient events, diverting excess current away from sensitive components, thus protecting them from damage due to voltage spikes.

  3. What are the key specifications of 1.5SMC27A?

    • The key specifications include a breakdown voltage of 27V, a peak pulse power rating, and a low clamping voltage.

  4. Where can 1.5SMC27A be used in technical solutions?

    • It can be used in various applications such as power supplies, communication equipment, automotive electronics, and industrial control systems.

  5. What are the advantages of using 1.5SMC27A in technical solutions?

    • It provides fast response time, high surge capability, low leakage current, and compact size, making it suitable for space-constrained designs.

  6. How does 1.5SMC27A compare to other TVS diodes in terms of performance?

    • 1.5SMC27A offers a balance of clamping voltage, surge current handling, and response time, making it suitable for a wide range of applications.

  7. Are there any specific layout or mounting considerations for 1.5SMC27A?

    • Proper PCB layout and mounting techniques should be followed to minimize parasitic inductance and ensure effective surge protection.

  8. Can 1.5SMC27A be used in harsh environmental conditions?

    • Yes, it is designed to withstand harsh environments and is available in versions with enhanced temperature and moisture resistance.

  9. What are the failure modes of 1.5SMC27A under extreme surge conditions?

    • Under extreme surge conditions, the diode may fail in short or open circuit mode, which should be considered in system-level design for redundancy or fault tolerance.

  10. Are there any application notes or guidelines available for integrating 1.5SMC27A into technical solutions?

    • Yes, manufacturers typically provide detailed application notes and guidelines for proper integration and usage of 1.5SMC27A in technical solutions.