Microsemi Corporation
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SMBJ4745E3/TR13
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SMBJ4745E3/TR13

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor (TVS) Diode
Package: DO-214AB (SMC)
Essence: Protects sensitive electronic devices from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 47.45V
  • Voltage - Breakdown (Min): 52.8V
  • Voltage - Clamping (Max) @ Ipp: 77V
  • Current - Peak Pulse (10/1000µs): 19.2A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ4745E3/TR13 TVS diode has a standard DO-214AB (SMC) package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

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

Advantages and Disadvantages

Advantages: - Effective protection against transient voltage events - Compact size for easy integration into circuit designs - Wide operating temperature range

Disadvantages: - Limited power dissipation capability compared to larger TVS diodes - May require additional components for comprehensive overvoltage protection

Working Principles

The SMBJ4745E3/TR13 operates by diverting excessive transient current away from sensitive electronic components when subjected to voltage spikes or surges. When the voltage exceeds the breakdown voltage, the TVS diode rapidly conducts, providing a low-impedance path for the transient current to flow through, thus protecting downstream components.

Detailed Application Field Plans

The SMBJ4745E3/TR13 is commonly used in various applications, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ4745E3/TR13 TVS diode include: - SMAJ4745A - P4SMAJ47CA - 1.5KE51CA

This completes the entry for the SMBJ4745E3/TR13 TVS diode, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ4745E3/TR13 en soluciones técnicas

  1. What is the SMBJ4745E3/TR13?

    • The SMBJ4745E3/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 SMBJ4745E3/TR13?

    • The maximum working voltage of the SMBJ4745E3/TR13 is 45V.

  3. What is the peak pulse power dissipation of the SMBJ4745E3/TR13?

    • The peak pulse power dissipation of the SMBJ4745E3/TR13 is 600W.

  4. What are the typical applications of the SMBJ4745E3/TR13?

    • The SMBJ4745E3/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial controls.

  5. What is the clamping voltage of the SMBJ4745E3/TR13?

    • The clamping voltage of the SMBJ4745E3/TR13 is 77.4V at 10A.

  6. What is the operating temperature range of the SMBJ4745E3/TR13?

    • The SMBJ4745E3/TR13 has an operating temperature range of -55°C to 150°C.

  7. Is the SMBJ4745E3/TR13 RoHS compliant?

    • Yes, the SMBJ4745E3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  8. What is the package type of the SMBJ4745E3/TR13?

    • The SMBJ4745E3/TR13 is available in a surface mount DO-214AA (SMB) package.

  9. Does the SMBJ4745E3/TR13 require any external components for proper operation?

    • No, the SMBJ4745E3/TR13 does not require any external components for its operation.

  10. What are the key features of the SMBJ4745E3/TR13?

    • The key features of the SMBJ4745E3/TR13 include low clamping voltage, fast response time, and high surge capability, making it an effective solution for transient voltage protection.