Littelfuse Inc.
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SMBJ43A-HRA
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SMBJ43A-HRA

Product Overview

Category

The SMBJ43A-HRA belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SMBJ43A-HRA is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of the SMBJ43A-HRA lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

The SMBJ43A-HRA is typically packaged in reels with a quantity of 3000 units per reel.

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 SMBJ43A-HRA has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Provides transient voltage suppression
  • Protects against voltage spikes
  • Fast reaction to voltage transients

Advantages

  • High surge current capability
  • RoHS compliant
  • Fast response time

Disadvantages

  • Limited to specific voltage range
  • May require additional circuitry for comprehensive protection

Working Principles

The SMBJ43A-HRA works by diverting excess current away from sensitive components when a voltage transient occurs, thereby protecting them from damage.

Detailed Application Field Plans

The SMBJ43A-HRA is commonly used in: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ43A-HRA include: - SMAJ43A-HRA - SMCJ43A-HRA - P6SMBJ43A-HRA - 1.5SMCJ43A-HRA

In conclusion, the SMBJ43A-HRA transient voltage suppressor diode offers reliable overvoltage protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits from voltage transients.

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기술 솔루션에 SMBJ43A-HRA 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ43A-HRA?

    • The SMBJ43A-HRA is a high-reliability, surface-mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SMBJ43A-HRA?

    • The maximum peak pulse power of the SMBJ43A-HRA is 600 watts.

  3. What is the breakdown voltage of the SMBJ43A-HRA?

    • The breakdown voltage of the SMBJ43A-HRA is 43 volts.

  4. What are the typical applications for the SMBJ43A-HRA?

    • Typical applications for the SMBJ43A-HRA include protection of telecommunications equipment, industrial control systems, and automotive electronics from voltage transients.

  5. What is the operating temperature range of the SMBJ43A-HRA?

    • The SMBJ43A-HRA has an operating temperature range of -55°C to +150°C.

  6. What is the package type of the SMBJ43A-HRA?

    • The SMBJ43A-HRA is available in a DO-214AA (SMB) package.

  7. What standards does the SMBJ43A-HRA comply with?

    • The SMBJ43A-HRA complies with the JEDEC standard for transient voltage suppressor diodes.

  8. What is the clamping voltage of the SMBJ43A-HRA?

    • The clamping voltage of the SMBJ43A-HRA is 77.4 volts at 10A.

  9. Can the SMBJ43A-HRA be used in high-reliability applications?

    • Yes, the "HRA" designation indicates that the SMBJ43A-HRA is specifically designed for high-reliability applications.

  10. Is the SMBJ43A-HRA RoHS compliant?

    • Yes, the SMBJ43A-HRA is RoHS compliant, making it suitable for use in environmentally conscious designs.