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SMBJ22A-HRA
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SMBJ22A-HRA

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor Diode
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): 22V
  • Voltage - Breakdown (Min): 24.4V
  • Voltage - Clamping (Max) @ Ipp: 35.5V
  • Current - Peak Pulse (10/1000µs): 16.7A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ22A-HRA has two pins, with the cathode connected to the marked side of the package and the anode connected to the opposite side.

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • ESD protection

Advantages and Disadvantages

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

Disadvantages: - Limited peak pulse power handling capability - Unidirectional protection only

Working Principles

The SMBJ22A-HRA operates by diverting excess transient voltage away from sensitive components, thereby protecting them from damage. When a transient voltage spike occurs, the diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ22A-HRA 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. SMBJ22A: Similar specifications and package type
  2. SMBJ22CA: Higher clamping voltage, same package type
  3. SMBJ22CA-E3/52: Same characteristics, different packaging option

In conclusion, the SMBJ22A-HRA is a reliable transient voltage suppressor diode that offers fast response, low clamping voltage, and high surge current capability. While it has limitations in peak pulse power handling and unidirectional protection, its compact size and wide operating temperature range make it suitable for various applications in different industries.

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技術ソリューションにおける SMBJ22A-HRA 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 SMBJ22A-HRA?

    • The SMBJ22A-HRA is a surface mount transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

  2. What is the maximum peak pulse power of the SMBJ22A-HRA?

    • The maximum peak pulse power of the SMBJ22A-HRA is 600 watts for an 8/20µs waveform.

  3. What is the breakdown voltage of the SMBJ22A-HRA?

    • The breakdown voltage of the SMBJ22A-HRA is 24.4V.

  4. What are the typical applications of the SMBJ22A-HRA?

    • The SMBJ22A-HRA is commonly used in telecommunications equipment, computers, industrial and consumer electronics, and automotive systems to protect against voltage transients.

  5. What is the operating temperature range of the SMBJ22A-HRA?

    • The SMBJ22A-HRA has an operating temperature range of -55°C to +150°C.

  6. What is the reverse stand-off voltage of the SMBJ22A-HRA?

    • The reverse stand-off voltage of the SMBJ22A-HRA is 22V.

  7. Does the SMBJ22A-HRA meet industry standards for surge protection?

    • Yes, the SMBJ22A-HRA meets industry standards such as IEC 61000-4-5 for surge protection.

  8. Can the SMBJ22A-HRA be used in high-speed data line protection?

    • Yes, the SMBJ22A-HRA is suitable for high-speed data line protection due to its fast response time and low clamping voltage.

  9. What package type does the SMBJ22A-HRA come in?

    • The SMBJ22A-HRA is available in a DO-214AA (SMB) package.

  10. Is the SMBJ22A-HRA RoHS compliant?

    • Yes, the SMBJ22A-HRA is RoHS compliant, making it suitable for use in environmentally conscious applications.