Vishay Semiconductor Diodes Division
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SMCG78AHE3/57T
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SMCG78AHE3/57T

Product Overview

Category: Semiconductor
Use: Voltage suppressor diode
Characteristics: High surge capability, low clamping voltage
Package: DO-214AB (SMC)
Essence: Protection against transient voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 1500 W
  • Breakdown Voltage: 78 V
  • Clamping Voltage: 126 V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMCG78AHE3/57T follows the standard DO-214AB (SMC) package configuration with two pins.

Functional Features

  • High surge capability for reliable protection
  • Low clamping voltage ensures minimal impact on the protected circuit

Advantages and Disadvantages

Advantages: - High surge capability - Low clamping voltage - Wide operating temperature range

Disadvantages: - Relatively high breakdown voltage compared to some alternatives

Working Principles

The SMCG78AHE3/57T operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting the circuit from damage.

Detailed Application Field Plans

The SMCG78AHE3/57T is commonly used in: - Power supplies - Automotive electronics - Industrial equipment - Telecommunications systems

Detailed and Complete Alternative Models

  • Alternative Model 1: P6SMB78CA

    • Breakdown Voltage: 78 V
    • Package: DO-214AA (SMB)
    • Characteristics: High surge capability, low clamping voltage

  • Alternative Model 2: 1.5SMC78AT3G

    • Breakdown Voltage: 78 V
    • Package: DO-214AB (SMC)
    • Characteristics: High surge capability, low clamping voltage

This concludes the entry for the SMCG78AHE3/57T, covering its product details, specifications, features, and application information.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMCG78AHE3/57T v technických řešeních

  1. What is the maximum voltage rating of SMCG78AHE3/57T?

    • The maximum voltage rating of SMCG78AHE3/57T is 78V.

  2. What is the peak pulse power dissipation of SMCG78AHE3/57T?

    • The peak pulse power dissipation of SMCG78AHE3/57T is 1500W.

  3. What is the breakdown voltage of SMCG78AHE3/57T?

    • The breakdown voltage of SMCG78AHE3/57T is typically 86.7V.

  4. What is the forward voltage drop of SMCG78AHE3/57T at a specified current?

    • The forward voltage drop of SMCG78AHE3/57T at 25A is typically 0.9V.

  5. What is the maximum clamping voltage of SMCG78AHE3/57T?

    • The maximum clamping voltage of SMCG78AHE3/57T at a specified peak pulse current is typically 124V.

  6. What is the operating temperature range of SMCG78AHE3/57T?

    • The operating temperature range of SMCG78AHE3/57T is -55°C to +175°C.

  7. What are the typical applications for SMCG78AHE3/57T?

    • SMCG78AHE3/57T is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial automation, and automotive systems.

  8. What is the package type of SMCG78AHE3/57T?

    • SMCG78AHE3/57T is available in a DO-214AB (SMC) package.

  9. Does SMCG78AHE3/57T have RoHS compliance?

    • Yes, SMCG78AHE3/57T is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. What are the key features of SMCG78AHE3/57T that make it suitable for technical solutions?

    • SMCG78AHE3/57T offers high surge capability, low clamping voltage, and fast response time, making it ideal for protecting sensitive electronic components from transient overvoltage events.