Taiwan Semiconductor Corporation
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SMBJ43AHM4G
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SMBJ43AHM4G

Product Overview

Category

The SMBJ43AHM4G belongs to the category of transient voltage suppressor (TVS) diodes.

Use

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

Characteristics

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

Package

The SMBJ43AHM4G is available in a DO-214AA (SMB) package.

Essence

The essence of the SMBJ43AHM4G lies in its ability to provide robust protection for electronic circuits against transient voltage events.

Packaging/Quantity

The SMBJ43AHM4G is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 43V
  • Breakdown Voltage: 47.8V
  • Maximum Clamping Voltage: 69.4V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ43AHM4G TVS diode has a standard pin configuration with two leads.

Functional Features

  • Bi-directional protection
  • Low incremental surge resistance
  • High reliability
  • ESD protection up to ±30kV (contact discharge)

Advantages

  • Fast response to transient events
  • High surge current handling capability
  • Compact form factor
  • RoHS compliant

Disadvantages

  • Limited maximum clamping voltage
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMBJ43AHM4G operates by diverting excess transient current away from sensitive components, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ43AHM4G is commonly used in various applications including: - Telecommunications equipment - Industrial automation systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ43AHM4G include: - SMAJ series TVS diodes - P6KE series TVS diodes - SMCJ series TVS diodes - 1.5KE series TVS diodes

In conclusion, the SMBJ43AHM4G transient voltage suppressor diode offers reliable protection against transient voltage events and finds widespread use in diverse electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMBJ43AHM4G i tekniska lösningar

  1. What is the SMBJ43AHM4G?

    • The SMBJ43AHM4G is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMBJ43AHM4G?

    • The maximum peak pulse power of the SMBJ43AHM4G is 600 watts.

  3. What is the breakdown voltage of the SMBJ43AHM4G?

    • The breakdown voltage of the SMBJ43AHM4G is 43 volts.

  4. What are the typical applications for the SMBJ43AHM4G?

    • Typical applications for the SMBJ43AHM4G include protection of electronic equipment such as telecommunication systems, industrial controls, and consumer electronics.

  5. What is the operating temperature range of the SMBJ43AHM4G?

    • The operating temperature range of the SMBJ43AHM4G is -55°C to +150°C.

  6. What is the clamping voltage of the SMBJ43AHM4G?

    • The clamping voltage of the SMBJ43AHM4G is 69.4 volts at 10A.

  7. Does the SMBJ43AHM4G meet industry standards for surge protection?

    • Yes, the SMBJ43AHM4G meets industry standards such as IEC 61000-4-5 for surge protection.

  8. Can the SMBJ43AHM4G be used in automotive applications?

    • Yes, the SMBJ43AHM4G is suitable for use in automotive electronics for transient voltage protection.

  9. What is the package type of the SMBJ43AHM4G?

    • The SMBJ43AHM4G is available in a DO-214AA (SMB) package.

  10. Is the SMBJ43AHM4G RoHS compliant?

    • Yes, the SMBJ43AHM4G is RoHS compliant, making it suitable for use in environmentally conscious designs.