Microsemi Corporation
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SMBJ5943A/TR13
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SMBJ5943A/TR13

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AA
Essence: Protects sensitive electronic devices from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 43.2V
  • Voltage - Breakdown (Min): 47.8V
  • Voltage - Clamping (Max) @ Ipp: 69.4V
  • Current - Peak Pulse (10/1000µs): 30.6A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ5943A/TR13 follows the standard pin configuration for DO-214AA packages, with two pins for connection.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time
  • Low clamping voltage
  • High surge capability

Advantages and Disadvantages

Advantages: - Effective voltage suppression - Compact size - Wide operating temperature range

Disadvantages: - Limited peak pulse current handling capacity - Unidirectional protection only

Working Principles

The SMBJ5943A/TR13 operates by diverting excess current away from sensitive components when a transient voltage event occurs. It achieves this through its zener diode-based design, which rapidly conducts when the voltage exceeds the breakdown voltage, effectively clamping the voltage to a safe level.

Detailed Application Field Plans

The SMBJ5943A/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  1. SMBJ5920B/TR13: Similar specifications with lower breakdown voltage
  2. SMBJ5950A/TR13: Higher breakdown voltage and clamping voltage
  3. SMBJ5919B/TR13: Lower breakdown voltage with similar characteristics

In conclusion, the SMBJ5943A/TR13 is a reliable transient voltage suppressor that offers effective protection for sensitive electronic devices. Its compact size and fast response make it suitable for a wide range of applications, although its unidirectional nature and limited peak pulse current handling capacity should be considered when selecting an appropriate voltage suppression solution.

技術ソリューションにおける SMBJ5943A/TR13 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the SMBJ5943A/TR13?

    • The SMBJ5943A/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 SMBJ5943A/TR13?

    • The maximum working voltage of the SMBJ5943A/TR13 is 58.1V.

  3. What is the peak pulse power dissipation of the SMBJ5943A/TR13?

    • The peak pulse power dissipation of the SMBJ5943A/TR13 is 600W.

  4. What are the typical applications of the SMBJ5943A/TR13?

    • The SMBJ5943A/TR13 is commonly used in automotive electronics, industrial equipment, and telecommunications systems for transient voltage protection.

  5. What is the clamping voltage of the SMBJ5943A/TR13?

    • The clamping voltage of the SMBJ5943A/TR13 is 93.6V at 10A.

  6. What is the operating temperature range of the SMBJ5943A/TR13?

    • The SMBJ5943A/TR13 has an operating temperature range of -55°C to 150°C.

  7. Is the SMBJ5943A/TR13 RoHS compliant?

    • Yes, the SMBJ5943A/TR13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. What package type does the SMBJ5943A/TR13 come in?

    • The SMBJ5943A/TR13 is available in a surface mount DO-214AA (SMB) package.

  9. What are the key features of the SMBJ5943A/TR13?

    • The key features of the SMBJ5943A/TR13 include low leakage current, fast response time, and high surge capability.

  10. Where can I find detailed specifications and application notes for the SMBJ5943A/TR13?

    • Detailed specifications and application notes for the SMBJ5943A/TR13 can be found in the product datasheet provided by the manufacturer.