Vishay Semiconductor Diodes Division
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
SM8S40HE3/2D
Zobrazit detail DataSheets

SM8S40HE3/2D

Product Overview

Category: Semiconductor
Use: Surge Protection
Characteristics: High power capability, low clamping voltage
Package: SO-8
Essence: Provides surge protection for electronic circuits
Packaging/Quantity: Tape & Reel, 2500 units

Specifications

  • Peak Pulse Power: 800 Watts
  • Breakdown Voltage: 40V
  • Clamping Voltage: 64.5V
  • Leakage Current: 1µA
  • Operating Temperature: -55°C to +150°C

Detailed Pin Configuration

The SM8S40HE3/2D is a SO-8 packaged device with the following pin configuration: 1. Anode 1 2. Cathode 1 3. Cathode 2 4. Anode 2 5. N/C 6. N/C 7. Cathode 3 8. Anode 3

Functional Features

  • High power capability
  • Low clamping voltage
  • Fast response time
  • ESD protection
  • RoHS compliant

Advantages and Disadvantages

Advantages: - Provides robust surge protection - Fast response time - RoHS compliant

Disadvantages: - Higher clamping voltage compared to some alternatives

Working Principles

The SM8S40HE3/2D operates by diverting excess current away from sensitive electronic components during transient voltage events, such as lightning strikes or electrostatic discharges. It achieves this by rapidly clamping the voltage to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

The SM8S40HE3/2D is commonly used in various applications including: - Telecommunication equipment - Industrial automation - Consumer electronics - Automotive systems - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SM8S40HE3/2D include: - SMAJ40A - P6SMB36CA - SMCJ40A

In conclusion, the SM8S40HE3/2D is a semiconductor device designed for surge protection in electronic circuits. With its high power capability and low clamping voltage, it offers robust protection against transient voltage events. While it has some disadvantages, its advantages make it a popular choice in various applications.

[Word count: 298]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SM8S40HE3/2D v technických řešeních

Sure, here are 10 common questions and answers related to the application of SM8S40HE3/2D in technical solutions:

  1. What is the SM8S40HE3/2D?

    • The SM8S40HE3/2D is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SM8S40HE3/2D?

    • The maximum peak pulse power of the SM8S40HE3/2D is 800 watts for an 8/20µs waveform.

  3. What is the breakdown voltage of the SM8S40HE3/2D?

    • The breakdown voltage of the SM8S40HE3/2D is 44.4V.

  4. What is the typical clamping voltage of the SM8S40HE3/2D?

    • The typical clamping voltage of the SM8S40HE3/2D is 71.5V at 16A.

  5. What are the typical applications of the SM8S40HE3/2D?

    • The SM8S40HE3/2D is commonly used in surge protection for telecommunications equipment, industrial equipment, and automotive electronics.

  6. What is the operating temperature range of the SM8S40HE3/2D?

    • The operating temperature range of the SM8S40HE3/2D is -55°C to +150°C.

  7. What is the package type of the SM8S40HE3/2D?

    • The SM8S40HE3/2D is available in a DO-218AB package.

  8. What is the lead-free status of the SM8S40HE3/2D?

    • The SM8S40HE3/2D is lead-free and RoHS compliant.

  9. What is the reverse stand-off voltage of the SM8S40HE3/2D?

    • The reverse stand-off voltage of the SM8S40HE3/2D is 40V.

  10. Is the SM8S40HE3/2D suitable for high-reliability applications?

    • Yes, the SM8S40HE3/2D is suitable for high-reliability applications due to its robust construction and high surge capability.

I hope this information helps! Let me know if you need further assistance.