Microsemi Corporation
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SMBJ4744AE3/TR13
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SMBJ4744AE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
  • Package: DO-214AA (SMB), 2-Pin
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 44V
  • Voltage - Breakdown (Min): 48.4V
  • Voltage - Clamping (Max) @ Ipp: 77V
  • Current - Peak Pulse (10/1000µs): 22.6A
  • Power - Peak Pulse: 600W
  • Type: Zener

Detailed Pin Configuration

The SMBJ4744AE3/TR13 has a simple 2-pin configuration with the anode and cathode connections.

Functional Features

  • Provides effective protection against transient voltage spikes
  • Low clamping voltage ensures minimal impact on the protected circuit
  • Fast response time for rapid suppression of voltage transients

Advantages and Disadvantages

Advantages

  • Effective voltage suppression
  • Fast response time
  • Low clamping voltage

Disadvantages

  • Limited peak pulse current handling capacity
  • Requires careful consideration of placement in circuit design

Working Principles

The SMBJ4744AE3/TR13 operates by diverting excess voltage away from sensitive electronic components, thereby preventing damage due to transient voltage spikes. When the voltage exceeds the breakdown voltage, the diode conducts and clamps the voltage to a safe level.

Detailed Application Field Plans

The SMBJ4744AE3/TR13 is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMBJ5.0A: 5V reverse standoff voltage
  • SMBJ15CA: 15V reverse standoff voltage
  • SMBJ33A: 33V reverse standoff voltage
  • SMBJ120A: 120V reverse standoff voltage

This range of alternative models provides options for different voltage suppression requirements in electronic circuits.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4744AE3/TR13 v technických řešeních

  1. What is the SMBJ4744AE3/TR13?

    • The SMBJ4744AE3/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 SMBJ4744AE3/TR13?

    • The maximum working voltage of the SMBJ4744AE3/TR13 is 440V.

  3. What is the peak pulse power of the SMBJ4744AE3/TR13?

    • The peak pulse power of the SMBJ4744AE3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4744AE3/TR13?

    • The SMBJ4744AE3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the clamping voltage of the SMBJ4744AE3/TR13?

    • The clamping voltage of the SMBJ4744AE3/TR13 is 710V.

  6. What is the operating temperature range of the SMBJ4744AE3/TR13?

    • The SMBJ4744AE3/TR13 has an operating temperature range of -55°C to 150°C.

  7. How does the SMBJ4744AE3/TR13 provide overvoltage protection?

    • The SMBJ4744AE3/TR13 shunts excess current away from sensitive components when a voltage spike occurs, protecting them from damage.

  8. Can the SMBJ4744AE3/TR13 be used for ESD protection?

    • Yes, the SMBJ4744AE3/TR13 can also be used for electrostatic discharge (ESD) protection in various electronic circuits.

  9. What package type does the SMBJ4744AE3/TR13 come in?

    • The SMBJ4744AE3/TR13 is available in a surface mount DO-214AA (SMB) package.

  10. Is the SMBJ4744AE3/TR13 RoHS compliant?

    • Yes, the SMBJ4744AE3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.