Microsemi Corporation
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SMBJ4747CE3/TR13
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SMBJ4747CE3/TR13

Product Overview

  • Category: Diode
  • Use: Voltage suppression in electronic circuits
  • Characteristics: Transient voltage suppressor diode, 500W power dissipation, 47V standoff voltage, bidirectional, surface mount package
  • Package: SMB (DO-214AA)
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Standoff Voltage: 47V
  • Breakdown Voltage: 52.4V
  • Clamping Voltage: 77.4V
  • Peak Pulse Current: 16.1A
  • Power Dissipation: 500W
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ4747CE3/TR13 has two pins in a surface mount package. Pin 1 is the cathode and pin 2 is the anode.

Functional Features

  • Bidirectional voltage clamping
  • Fast response time
  • High surge capability
  • Low incremental surge resistance

Advantages and Disadvantages

Advantages

  • Provides effective protection against transient voltage events
  • Fast response time ensures minimal impact on the protected circuit
  • High surge capability for reliable performance in harsh environments

Disadvantages

  • Clamping voltage may be higher than some alternative models
  • Limited to bidirectional protection

Working Principles

The SMBJ4747CE3/TR13 operates by diverting excess current away from sensitive components when a voltage spike occurs. It acts as a shunt to protect the circuit from damage.

Detailed Application Field Plans

This diode is commonly used in electronic circuits where protection against voltage transients is required, such as in telecommunications equipment, industrial control systems, and automotive electronics.

Detailed and Complete Alternative Models

  • SMBJ5.0A: Unidirectional, 5.0V standoff voltage
  • SMBJ15CA: Bidirectional, 15V standoff voltage
  • SMBJ33A: Unidirectional, 33V standoff voltage

In conclusion, the SMBJ4747CE3/TR13 is a reliable transient voltage suppressor diode with bidirectional clamping capability, making it suitable for a wide range of applications requiring robust overvoltage protection.

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기술 솔루션에 SMBJ4747CE3/TR13 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the SMBJ4747CE3/TR13?

    • The SMBJ4747CE3/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 SMBJ4747CE3/TR13?

    • The maximum working voltage of the SMBJ4747CE3/TR13 is 47 volts.

  3. What is the peak pulse power of the SMBJ4747CE3/TR13?

    • The peak pulse power of the SMBJ4747CE3/TR13 is 600 watts.

  4. What are the typical applications of the SMBJ4747CE3/TR13?

    • The SMBJ4747CE3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial controls.

  5. What is the response time of the SMBJ4747CE3/TR13?

    • The response time of the SMBJ4747CE3/TR13 is very fast, typically responding within nanoseconds to clamp transient voltages.

  6. How does the SMBJ4747CE3/TR13 protect electronic circuits?

    • The SMBJ4747CE3/TR13 diverts excess current away from sensitive components, preventing damage from voltage surges and transients.

  7. What is the operating temperature range of the SMBJ4747CE3/TR13?

    • The SMBJ4747CE3/TR13 has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.

  8. Is the SMBJ4747CE3/TR13 RoHS compliant?

    • Yes, the SMBJ4747CE3/TR13 is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  9. Can the SMBJ4747CE3/TR13 be used for ESD protection?

    • Yes, the SMBJ4747CE3/TR13 can provide effective electrostatic discharge (ESD) protection for sensitive electronic components.

  10. Are there any recommended layout considerations when using the SMBJ4747CE3/TR13?

    • It is recommended to minimize the length of the traces between the SMBJ4747CE3/TR13 and the protected circuitry and to ensure a low impedance path to ground for optimal performance.