Vishay Semiconductor Diodes Division
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SMC3K45CA-M3/57
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SMC3K45CA-M3/57

Introduction

The SMC3K45CA-M3/57 is a high-power transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage transients induced by lightning and other transient voltage events
  • Characteristics: High power handling capability, fast response time, low clamping voltage
  • Package: DO-214AB (SMC), Tape & Reel
  • Essence: Provides robust protection for sensitive electronic equipment
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 45V
  • Operating Voltage: 38.5V
  • Clamping Voltage: 58.1V at 10A
  • Peak Pulse Current: 81.3A
  • Reverse Standoff Voltage: 45V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMC3K45CA-M3/57 TVS diode has a standard SMC package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time to transient voltage events
  • Low clamping voltage to protect downstream components
  • High peak pulse power handling capability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • Robust protection against transient voltage events
  • High power handling capability
  • Fast response time
  • RoHS compliant

Disadvantages

  • Higher cost compared to lower power TVS diodes
  • Requires careful consideration of PCB layout and placement for optimal performance

Working Principles

The SMC3K45CA-M3/57 operates by diverting excessive transient current away from sensitive electronic circuits when a transient voltage event occurs. It rapidly clamps the voltage to a safe level, protecting downstream components from damage.

Detailed Application Field Plans

The SMC3K45CA-M3/57 is commonly used in the following applications: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - LED lighting systems

Detailed and Complete Alternative Models

  • SMCJ45A
  • P6KE45CA
  • 1.5SMC45CA

In summary, the SMC3K45CA-M3/57 is a high-power transient voltage suppressor diode that offers robust protection against transient voltage events. Its high power handling capability, fast response time, and low clamping voltage make it suitable for a wide range of applications in various industries.

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Énumérez 10 questions et réponses courantes liées à l'application de SMC3K45CA-M3/57 dans les solutions techniques

  1. What is the maximum forward current for SMC3K45CA-M3/57?

    • The maximum forward current for SMC3K45CA-M3/57 is 3000 mA.

  2. What is the reverse voltage rating of SMC3K45CA-M3/57?

    • The reverse voltage rating of SMC3K45CA-M3/57 is 45V.

  3. What is the typical junction capacitance of SMC3K45CA-M3/57?

    • The typical junction capacitance of SMC3K45CA-M3/57 is 150 pF.

  4. What is the operating temperature range for SMC3K45CA-M3/57?

    • The operating temperature range for SMC3K45CA-M3/57 is -55°C to +175°C.

  5. What is the package type of SMC3K45CA-M3/57?

    • SMC3K45CA-M3/57 comes in a SMC (DO-214AB) package.

  6. What are the typical applications for SMC3K45CA-M3/57?

    • SMC3K45CA-M3/57 is commonly used in overvoltage protection, transient voltage suppression, and surge protection in various electronic circuits.

  7. What is the peak pulse power dissipation of SMC3K45CA-M3/57?

    • The peak pulse power dissipation of SMC3K45CA-M3/57 is 3000W.

  8. What are the key features of SMC3K45CA-M3/57?

    • SMC3K45CA-M3/57 features low incremental surge resistance, excellent clamping capability, and fast response time.

  9. What are the recommended soldering conditions for SMC3K45CA-M3/57?

    • The recommended soldering conditions for SMC3K45CA-M3/57 include a soldering temperature of 260°C for 10 seconds.

  10. Is SMC3K45CA-M3/57 RoHS compliant?

    • Yes, SMC3K45CA-M3/57 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.