Vishay Semiconductor Diodes Division
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SMC3K78CAHM3/57
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SMC3K78CAHM3/57 Product Overview

Introduction

The SMC3K78CAHM3/57 is a crucial component in the field of electronic devices, offering essential protection against voltage transients and surges. This entry will provide an in-depth analysis of the product, covering its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Suppressor
  • Use: Protection against voltage transients and surges
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: SMA (DO-214AC)
  • Essence: Safeguarding electronic circuits from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 78V
  • Clamping Voltage: 126V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMC3K78CAHM3/57 follows the standard SMA (DO-214AC) package configuration with two leads.

Functional Features

  • Transient Voltage Suppression: Effectively suppresses voltage transients and surges.
  • Fast Response Time: Rapid reaction to transient events, ensuring minimal impact on the protected circuitry.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • Fast response time

Disadvantages

  • Relatively high cost compared to traditional protection methods

Working Principles

The SMC3K78CAHM3/57 operates by diverting excessive voltage away from sensitive electronic components, thereby safeguarding them from damage caused by transient events.

Detailed Application Field Plans

The SMC3K78CAHM3/57 finds extensive application in various electronic systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: SMC5K85CAHM3/57
  • Alternative Model 2: SMC10K90CAHM3/57
  • Alternative Model 3: SMC15K95CAHM3/57

In conclusion, the SMC3K78CAHM3/57 plays a pivotal role in protecting electronic circuits from voltage transients and surges, offering high surge capability, low clamping voltage, and fast response time. Its applications span across diverse electronic systems, making it an indispensable component in modern technology.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMC3K78CAHM3/57 v technických řešeních

  1. What is SMC3K78CAHM3/57?

    • SMC3K78CAHM3/57 is a type of TVS (transient voltage suppressor) diode used for surge protection in electronic circuits.

  2. What are the key features of SMC3K78CAHM3/57?

    • SMC3K78CAHM3/57 features a high surge capability, low clamping voltage, and fast response time, making it suitable for protecting sensitive electronic components from voltage spikes.

  3. How is SMC3K78CAHM3/57 typically used in technical solutions?

    • SMC3K78CAHM3/57 is commonly used in power supplies, communication equipment, industrial controls, and other electronic systems to protect against transient overvoltage events.

  4. What is the maximum voltage rating of SMC3K78CAHM3/57?

    • The maximum voltage rating of SMC3K78CAHM3/57 is typically 78V.

  5. What is the clamping voltage of SMC3K78CAHM3/57?

    • The clamping voltage of SMC3K78CAHM3/57 is relatively low, providing effective protection for sensitive components.

  6. How does SMC3K78CAHM3/57 compare to other TVS diodes in terms of performance?

    • SMC3K78CAHM3/57 offers a good balance of surge capability, clamping voltage, and response time, making it a popular choice for surge protection applications.

  7. Are there any specific thermal considerations when using SMC3K78CAHM3/57?

    • It's important to consider the thermal characteristics of SMC3K78CAHM3/57 to ensure proper heat dissipation, especially during prolonged or high-energy surge events.

  8. Can SMC3K78CAHM3/57 be used in automotive applications?

    • Yes, SMC3K78CAHM3/57 is suitable for use in automotive electronics to protect against voltage transients in vehicle electrical systems.

  9. What are the recommended mounting and layout considerations for SMC3K78CAHM3/57?

    • Proper PCB layout and mounting techniques should be followed to minimize parasitic inductance and ensure optimal performance of SMC3K78CAHM3/57.

  10. Where can I find detailed specifications and application notes for SMC3K78CAHM3/57?

    • Detailed specifications and application notes for SMC3K78CAHM3/57 can typically be found in the manufacturer's datasheet or application guides.