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1.5SMC120C
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1.5SMC120C - Product Encyclopedia Entry

Introduction

The 1.5SMC120C is a diode belonging to the category of TVS (Transient Voltage Suppressor) diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: TVS Diode
  • Use: Protection against transient voltage spikes
  • Characteristics: Fast response time, high surge capability, low clamping voltage
  • Package: SMC (DO-214AB)
  • Essence: Provides protection for sensitive electronic components from voltage transients
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Voltage Rating: 120V
  • Power Dissipation: 1500W
  • Breakdown Voltage: 133V to 147V
  • Operating Temperature Range: -55°C to 150°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 1.5SMC120C typically has two pins, with the cathode marked by a band or a line on the body of the diode.

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
  • Low Clamping Voltage: Protects downstream components by limiting overvoltage
  • Fast Response Time: Reacts quickly to transient events, minimizing potential damage

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage spikes
  • High surge capability
  • Compact package size

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

When a transient voltage spike occurs, the 1.5SMC120C conducts and clamps the voltage to a safe level, diverting excess energy away from sensitive components. This action protects the circuit from damage caused by voltage surges.

Detailed Application Field Plans

The 1.5SMC120C is commonly used in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5SMC6.8C: 6.8V rating
  • 1.5SMC15C: 15V rating
  • 1.5SMC33C: 33V rating
  • 1.5SMC200C: 200V rating

These alternative models offer varying voltage ratings to suit different application requirements.

In conclusion, the 1.5SMC120C TVS diode provides effective protection against transient voltage spikes, making it an essential component in safeguarding sensitive electronic circuits.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1.5SMC120C in technische oplossingen

  1. What is 1.5SMC120C used for?

    • 1.5SMC120C is a TVS (transient voltage suppressor) diode designed to protect electronic circuits from overvoltage events.

  2. What is the maximum peak pulse power of 1.5SMC120C?

    • The maximum peak pulse power is 1500 watts.

  3. What is the breakdown voltage of 1.5SMC120C?

    • The breakdown voltage is 120 volts.

  4. What are the typical applications of 1.5SMC120C?

    • Typical applications include protection of sensitive electronic equipment such as computers, telecommunication equipment, and automotive systems from voltage transients induced by lightning, ESD, or inductive load switching.

  5. What is the clamping voltage of 1.5SMC120C?

    • The clamping voltage is the voltage at which the device limits the transient voltage. For 1.5SMC120C, it is typically around 193 volts.

  6. What is the response time of 1.5SMC120C?

    • The response time is very fast, typically in the nanosecond range.

  7. Can 1.5SMC120C be used for surge protection in power supply units?

    • Yes, it can be used to protect power supply units from voltage surges and spikes.

  8. Is 1.5SMC120C suitable for use in outdoor applications?

    • Yes, it is suitable for outdoor applications due to its ability to withstand high-energy transients.

  9. What is the operating temperature range of 1.5SMC120C?

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

  10. How does 1.5SMC120C compare to other TVS diodes in terms of performance?

    • 1.5SMC120C offers high surge capability and low clamping voltage, making it suitable for demanding transient voltage protection applications.