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1.5SMC440CA
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1.5SMC440CA

Product Overview

Category

1.5SMC440CA belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, providing a high level of protection against voltage transients.

Characteristics

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

Package

The 1.5SMC440CA is typically available in a DO-214AB (SMC) package.

Essence

The essence of 1.5SMC440CA lies in its ability to protect sensitive electronic components from voltage spikes and surges.

Packaging/Quantity

It is commonly packaged in reels or trays with varying quantities depending on the manufacturer's specifications.

Specifications

  • Peak Power Dissipation: 1500W
  • Breakdown Voltage: 484V to 528V
  • Maximum Clamping Voltage: 775V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC440CA typically has two pins, with the anode and cathode connections.

Functional Features

  • Bi-directional TVS diode
  • Provides transient overvoltage protection
  • Low incremental surge resistance

Advantages and Disadvantages

Advantages

  • Fast response to transient overvoltages
  • High surge current capability
  • RoHS compliant, making it environmentally friendly

Disadvantages

  • Limited breakdown voltage range compared to some other TVS diodes
  • Higher clamping voltage compared to some specialized TVS diodes

Working Principles

When a voltage transient occurs, the 1.5SMC440CA conducts and clamps the transient voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

  1. Industrial electronics: Protecting PLCs, motor drives, and industrial control systems from power surges.
  2. Telecommunications equipment: Safeguarding communication devices and network infrastructure from lightning-induced surges.
  3. Automotive electronics: Providing surge protection for automotive control units and entertainment systems.

Detailed and Complete Alternative Models

  • SMAJ440A: Similar TVS diode with a lower peak power dissipation of 400W.
  • 1.5SMC480CA: Higher breakdown voltage variant within the same series.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5SMC440CA v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1.5SMC440CA in technical solutions:

  1. What is 1.5SMC440CA?

    • 1.5SMC440CA is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and surges.

  2. What is the maximum peak pulse current for 1.5SMC440CA?

    • The maximum peak pulse current for 1.5SMC440CA is typically 100A.

  3. What is the breakdown voltage of 1.5SMC440CA?

    • The breakdown voltage of 1.5SMC440CA is 484V.

  4. What are the typical applications of 1.5SMC440CA?

    • 1.5SMC440CA is commonly used in power supplies, communication equipment, automotive electronics, and industrial control systems to protect against transient overvoltage events.

  5. What is the clamping voltage of 1.5SMC440CA?

    • The clamping voltage of 1.5SMC440CA is around 775V under peak pulse current conditions.

  6. How does 1.5SMC440CA provide protection to electronic circuits?

    • When a voltage surge occurs, 1.5SMC440CA conducts the excess current to ground, limiting the voltage across the protected circuit.

  7. Is 1.5SMC440CA suitable for high-speed data lines?

    • Yes, 1.5SMC440CA is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. What is the response time of 1.5SMC440CA?

    • The response time of 1.5SMC440CA is very fast, typically in the nanosecond range, providing rapid protection against transient events.

  9. Can 1.5SMC440CA be used in outdoor applications?

    • Yes, 1.5SMC440CA is often used in outdoor applications due to its ability to withstand environmental conditions and provide reliable protection.

  10. Are there any specific layout considerations when using 1.5SMC440CA in a circuit?

    • It's important to minimize the length and impedance of the traces connecting 1.5SMC440CA to the circuit to ensure optimal performance during transient events.

I hope these questions and answers help clarify the application of 1.5SMC440CA in technical solutions. Let me know if you need further information!