Vishay Semiconductor Diodes Division
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SM5S40ATHE3/I
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SM5S40ATHE3/I

Product Overview

Category

The SM5S40ATHE3/I belongs to the category of semiconductor devices, specifically a TVS (Transient Voltage Suppressor) diode.

Use

It is used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The SM5S40ATHE3/I comes in a surface mount DO-218AB package.

Essence

The essence of this product lies in its ability to provide robust overvoltage protection for electronic circuits.

Packaging/Quantity

It is typically available in reels with a quantity of 500 units per reel.

Specifications

  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Peak Pulse Current: 66.7A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SM5S40ATHE3/I has a standard DO-218AB package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Bi-directional TVS diode
  • Low clamping voltage
  • Fast response time
  • High surge current handling capability

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • High surge current capability

Disadvantages

  • Sensitive to reverse polarity connection
  • May require additional circuitry for optimal performance in some applications

Working Principles

The SM5S40ATHE3/I operates based on the principle of avalanche breakdown, where it rapidly diverts excess voltage away from sensitive components, thus protecting them from damage.

Detailed Application Field Plans

This TVS diode is commonly used in various applications including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SM5S40ATHE3/I include: - SMAJ36A - P6SMB36CA - 1.5SMC36CA

In conclusion, the SM5S40ATHE3/I is a vital component in safeguarding electronic circuits from transient voltage events, offering fast response and high surge current capability. Its application spans across diverse industries, making it an essential part of modern electronic systems.

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تکنیکی حل میں SM5S40ATHE3/I کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

Sure, here are 10 common questions and answers related to the application of SM5S40ATHE3/I in technical solutions:

  1. What is the maximum reverse voltage rating of SM5S40ATHE3/I?

    • The maximum reverse voltage rating of SM5S40ATHE3/I is 40V.

  2. What is the forward surge current for SM5S40ATHE3/I?

    • The forward surge current for SM5S40ATHE3/I is 100A.

  3. What is the typical junction capacitance of SM5S40ATHE3/I?

    • The typical junction capacitance of SM5S40ATHE3/I is 150pF.

  4. What is the operating temperature range for SM5S40ATHE3/I?

    • The operating temperature range for SM5S40ATHE3/I is -55°C to +150°C.

  5. What is the package type of SM5S40ATHE3/I?

    • SM5S40ATHE3/I comes in a DO-218AB (SMPC) package.

  6. What is the peak pulse power dissipation of SM5S40ATHE3/I?

    • The peak pulse power dissipation of SM5S40ATHE3/I is 500W.

  7. Is SM5S40ATHE3/I suitable for overvoltage protection in automotive electronics?

    • Yes, SM5S40ATHE3/I is suitable for overvoltage protection in automotive electronics due to its high surge current capability and low clamping voltage.

  8. Can SM5S40ATHE3/I be used in portable electronic devices?

    • Yes, SM5S40ATHE3/I can be used in portable electronic devices such as smartphones, tablets, and portable chargers to protect against transient voltage events.

  9. What are the typical applications of SM5S40ATHE3/I in industrial settings?

    • SM5S40ATHE3/I is commonly used in industrial settings for surge protection in power supplies, motor drives, and industrial control systems.

  10. Does SM5S40ATHE3/I comply with RoHS requirements?

    • Yes, SM5S40ATHE3/I is compliant with RoHS (Restriction of Hazardous Substances) requirements, making it suitable for use in environmentally sensitive applications.

I hope these questions and answers are helpful! Let me know if you need further assistance.