Microsemi Corporation
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SMBJ4740C/TR13
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SMBJ4740C/TR13

Product Overview

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

Specifications

  • Voltage - Reverse Standoff (Typ): 40V
  • Voltage - Breakdown (Min): 44.4V
  • Voltage - Clamping (Max) @ Ipp: 64.8V
  • Current - Peak Pulse (10/1000µs): 20.1A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ4740C/TR13 has a simple two-pin configuration with the following characteristics: - Pin 1: Anode - Pin 2: Cathode

Functional Features

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

Advantages and Disadvantages

Advantages: - Effective in protecting sensitive electronic components - Fast response time ensures minimal damage during transient events - Compact package size for easy integration into circuit designs

Disadvantages: - Limited to unidirectional protection - May require additional components for bidirectional protection

Working Principles

The SMBJ4740C/TR13 operates by diverting excess transient voltage away from sensitive electronic components, thereby preventing damage due to voltage spikes or surges. When a transient event occurs, the device rapidly clamps the voltage to a safe level, safeguarding the connected circuitry.

Detailed Application Field Plans

The SMBJ4740C/TR13 is commonly used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ4728C/TR13: 28V reverse standoff voltage
  • SMBJ4763C/TR13: 63V reverse standoff voltage
  • SMBJ4785C/TR13: 85V reverse standoff voltage
  • SMBJ47100C/TR13: 100V reverse standoff voltage

In conclusion, the SMBJ4740C/TR13 is a reliable transient voltage suppressor that offers effective protection for sensitive electronic devices across various applications.

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技術ソリューションにおける SMBJ4740C/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。

Sure, here are 10 common questions and answers related to the application of SMBJ4740C/TR13 in technical solutions:

  1. Q: What is the voltage rating of SMBJ4740C/TR13? A: The SMBJ4740C/TR13 has a voltage rating of 40V.

  2. Q: What is the maximum peak pulse current for SMBJ4740C/TR13? A: The maximum peak pulse current for SMBJ4740C/TR13 is 77.4A.

  3. Q: What is the typical clamping voltage of SMBJ4740C/TR13? A: The typical clamping voltage of SMBJ4740C/TR13 is 64.5V at 77.4A.

  4. Q: What is the power dissipation of SMBJ4740C/TR13? A: The power dissipation of SMBJ4740C/TR13 is 600W.

  5. Q: What is the operating temperature range for SMBJ4740C/TR13? A: The operating temperature range for SMBJ4740C/TR13 is -55°C to 150°C.

  6. Q: What are the typical applications for SMBJ4740C/TR13? A: Typical applications for SMBJ4740C/TR13 include protection of sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

  7. Q: Is SMBJ4740C/TR13 RoHS compliant? A: Yes, SMBJ4740C/TR13 is RoHS compliant.

  8. Q: What is the package type of SMBJ4740C/TR13? A: SMBJ4740C/TR13 comes in a surface mount DO-214AA (SMB) package.

  9. Q: Can SMBJ4740C/TR13 be used in automotive applications? A: Yes, SMBJ4740C/TR13 can be used in automotive applications.

  10. Q: What are the key features of SMBJ4740C/TR13? A: Key features of SMBJ4740C/TR13 include low profile package, excellent clamping capability, fast response time, and high surge capability.

I hope this information is helpful! Let me know if you need further assistance.