Taiwan Semiconductor Corporation
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1SMA4758HM2G
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1SMA4758HM2G

Product Overview

Category

The 1SMA4758HM2G belongs to the category of surface mount transient voltage suppressor diodes.

Use

It is primarily used for transient overvoltage protection in electronic circuits.

Characteristics

  • Low profile package
  • High surge capability
  • Excellent clamping capability
  • Low incremental surge resistance
  • Fast response time

Package

The 1SMA4758HM2G is available in a DO-214AC (SMA) package.

Essence

The essence of this product lies in its ability to protect sensitive electronic components from voltage transients.

Packaging/Quantity

It is typically packaged in reels and available in quantities suitable for production runs.

Specifications

  • Peak Power Dissipation: 500W
  • Breakdown Voltage Range: 5.0V to 78V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS compliant

Detailed Pin Configuration

The 1SMA4758HM2G has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal impact on the protected circuit
  • Low clamping voltage

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low profile package
  • RoHS compliant

Disadvantages

  • Limited breakdown voltage range compared to some alternatives

Working Principles

The 1SMA4758HM2G works by diverting excess current away from sensitive components when a transient voltage spike occurs, thereby protecting the circuit from damage.

Detailed Application Field Plans

This product is commonly used in applications such as: - Power supplies - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to consider include: - 1SMA4744B - 1SMA4763A - 1SMA4786C

In conclusion, the 1SMA4758HM2G is a surface mount transient voltage suppressor diode that offers high surge capability and fast response time, making it an essential component for protecting electronic circuits from voltage transients across various industries.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMA4758HM2G i tekniska lösningar

  1. What is 1SMA4758HM2G?

    • 1SMA4758HM2G is a surface mount, high-power transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What is the maximum peak pulse power of 1SMA4758HM2G?

    • The maximum peak pulse power of 1SMA4758HM2G is 500 watts.

  3. What is the breakdown voltage of 1SMA4758HM2G?

    • The breakdown voltage of 1SMA4758HM2G is 78V.

  4. What are the typical applications for 1SMA4758HM2G?

    • Typical applications for 1SMA4758HM2G include protection of electronic equipment such as telecommunication systems, industrial controls, and automotive electronics from voltage surges and spikes.

  5. What is the operating temperature range of 1SMA4758HM2G?

    • The operating temperature range of 1SMA4758HM2G is -55°C to +150°C.

  6. What is the package type of 1SMA4758HM2G?

    • 1SMA4758HM2G comes in a DO-214AC (SMA) package.

  7. What is the clamping voltage of 1SMA4758HM2G?

    • The clamping voltage of 1SMA4758HM2G at 10A is 124V.

  8. How does 1SMA4758HM2G provide protection to electronic circuits?

    • 1SMA4758HM2G diverts excessive current away from sensitive components, limiting the voltage across the protected device during transient events.

  9. Can 1SMA4758HM2G be used in automotive applications?

    • Yes, 1SMA4758HM2G is suitable for use in automotive electronics to protect against voltage transients.

  10. Is 1SMA4758HM2G RoHS compliant?

    • Yes, 1SMA4758HM2G is RoHS compliant, making it suitable for use in environmentally conscious designs.