Microsemi Corporation
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SMBJ4740AE3/TR13
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SMBJ4740AE3/TR13

Product Overview

Category

The SMBJ4740AE3/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used for protecting sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Characteristics

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

Package

The SMBJ4740AE3/TR13 is available in a DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to quickly divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ4740AE3/TR13 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Standoff Voltage: 40V
  • Breakdown Voltage: 44.4V
  • Maximum Clamping Voltage: 64.5V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4740AE3/TR13 TVS diode has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Transient voltage suppression
  • Reverse standoff voltage protection
  • Fast response to transient events

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact size

Disadvantages

  • Limited peak pulse current handling capability compared to higher-rated TVS diodes
  • Higher clamping voltage than some specialized TVS diodes

Working Principles

When a transient voltage event occurs, the SMBJ4740AE3/TR13 TVS diode conducts current to divert the excess energy away from the protected circuit. This rapid response helps prevent damage to sensitive components.

Detailed Application Field Plans

The SMBJ4740AE3/TR13 is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as substitutes for the SMBJ4740AE3/TR13 include: - SMAJ40A - P4SMAJ40A - SMCJ40A

In conclusion, the SMBJ4740AE3/TR13 transient voltage suppressor diode offers effective protection against transient voltage events, making it a crucial component in safeguarding sensitive electronic equipment across various industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ4740AE3/TR13 en soluciones técnicas

  1. What is the SMBJ4740AE3/TR13?

    • The SMBJ4740AE3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ4740AE3/TR13?

    • The maximum working voltage of the SMBJ4740AE3/TR13 is 440V.

  3. What is the peak pulse power of the SMBJ4740AE3/TR13?

    • The peak pulse power of the SMBJ4740AE3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4740AE3/TR13?

    • The SMBJ4740AE3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage transients.

  5. What is the clamping voltage of the SMBJ4740AE3/TR13?

    • The clamping voltage of the SMBJ4740AE3/TR13 is 710V.

  6. What is the operating temperature range of the SMBJ4740AE3/TR13?

    • The SMBJ4740AE3/TR13 has an operating temperature range of -55°C to 150°C.

  7. Is the SMBJ4740AE3/TR13 RoHS compliant?

    • Yes, the SMBJ4740AE3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  8. What is the package type of the SMBJ4740AE3/TR13?

    • The SMBJ4740AE3/TR13 is available in a DO-214AA (SMB) package.

  9. Does the SMBJ4740AE3/TR13 meet industry standards for surge protection?

    • Yes, the SMBJ4740AE3/TR13 meets industry standards such as IEC 61000-4-5 for surge protection.

  10. Can the SMBJ4740AE3/TR13 be used in high-speed data line protection?

    • Yes, the SMBJ4740AE3/TR13 is suitable for high-speed data line protection in applications such as Ethernet and USB interfaces.

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