Vishay Semiconductor Diodes Division
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1.5SMC7.5CA-E3/57T
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1.5SMC7.5CA-E3/57T Product Overview

Introduction

The 1.5SMC7.5CA-E3/57T belongs to the category of transient voltage suppressor diodes and is designed to protect electronic circuits from overvoltage transients. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against overvoltage transients in electronic circuits
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: SMC (DO-214AB) package
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Part Number: 1.5SMC7.5CA-E3/57T
  • Peak Pulse Power: 1500W
  • Standoff Voltage: 6.4V
  • Breakdown Voltage: 7.5V
  • Maximum Clamping Voltage: 12.1V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC7.5CA-E3/57T typically features two pins for connection. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
  • High Surge Capability: Withstands high surge currents without degradation
  • Fast Response Time: Reacts quickly to transient events, protecting downstream components

Advantages and Disadvantages

Advantages

  • Effective protection against overvoltage transients
  • Fast response time ensures minimal impact on circuit operation
  • Compact SMC package allows for space-efficient integration into PCB designs

Disadvantages

  • Limited to specific voltage ranges, may require multiple diodes for broader protection coverage
  • Susceptible to thermal runaway under extreme conditions

Working Principles

The 1.5SMC7.5CA-E3/57T operates by diverting excessive transient current away from sensitive components when an overvoltage event occurs. It achieves this through rapid conduction, effectively limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5SMC7.5CA-E3/57T finds extensive use in various applications, including: - Telecommunication equipment - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models with similar characteristics and performance include: - 1.5SMC6.8CA-E3/57T - 1.5SMC8.2CA-E3/57T - 1.5SMC10CA-E3/57T - 1.5SMC13CA-E3/57T

In conclusion, the 1.5SMC7.5CA-E3/57T transient voltage suppressor diode offers effective protection against overvoltage transients in electronic circuits. Its fast response time, high surge capability, and compact package make it a valuable component in various applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1.5SMC7.5CA-E3/57T i tekniske løsninger

  1. What is the application of 1.5SMC7.5CA-E3/57T in technical solutions?

    • The 1.5SMC7.5CA-E3/57T is commonly used as a transient voltage suppressor (TVS) diode to protect electronic circuits from voltage spikes and transients.

  2. How does 1.5SMC7.5CA-E3/57T protect electronic circuits?

    • It clamps the voltage to a safe level by diverting excess current away from sensitive components, preventing damage due to overvoltage events.

  3. What are the key specifications of 1.5SMC7.5CA-E3/57T?

    • The key specifications include a peak pulse power of 1500W, a breakdown voltage of 7.5V, and a low clamping voltage.

  4. In what types of applications is 1.5SMC7.5CA-E3/57T commonly used?

    • It is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and telecommunications systems.

  5. What are the environmental considerations for using 1.5SMC7.5CA-E3/57T?

    • It is important to consider the operating temperature range, humidity levels, and any potential exposure to chemicals or solvents that may affect its performance.

  6. How do I select the appropriate 1.5SMC7.5CA-E3/57T for my application?

    • Consider factors such as the maximum expected transient voltage, the power handling capability required, and the physical size constraints of the application.

  7. Can 1.5SMC7.5CA-E3/57T be used for high-speed data lines?

    • Yes, it can be used to protect high-speed data lines such as USB, Ethernet, and HDMI interfaces from voltage surges.

  8. What are the mounting options for 1.5SMC7.5CA-E3/57T?

    • It can be mounted on printed circuit boards using surface mount technology (SMT) or through-hole mounting, depending on the specific application requirements.

  9. Are there any reliability tests or certifications for 1.5SMC7.5CA-E3/57T?

    • It may have undergone reliability testing such as AEC-Q101 qualification for automotive applications or compliance with industry standards like IEC 61000-4-5 for surge immunity.

  10. What are the typical failure modes of 1.5SMC7.5CA-E3/57T?

    • Common failure modes include degradation of clamping voltage, thermal runaway under excessive power dissipation, and mechanical damage during handling or assembly.