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1SMB12CAT3
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1SMB12CAT3

Product Overview

  • Category: Diode
  • Use: Voltage regulation and protection
  • Characteristics: Small signal diode, low leakage current, high surge capability
  • Package: SMB (DO-214AA)
  • Essence: Rectifier diode
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 12V
  • Voltage - Breakdown (Min): 13.3V
  • Voltage - Clamping (Max) @ Ipp: 19.9V
  • Current - Peak Pulse (10/1000µs): 21.2A
  • Power - Peak Pulse: 600W
  • Operating Temperature: -55°C ~ 150°C

Detailed Pin Configuration

The 1SMB12CAT3 diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Fast response time
  • Low inductance
  • High temperature stability
  • RoHS compliant

Advantages and Disadvantages

Advantages

  • High surge capability
  • Small form factor
  • Wide operating temperature range

Disadvantages

  • Relatively low breakdown voltage compared to some alternatives
  • Limited power dissipation capability

Working Principles

The 1SMB12CAT3 diode operates by allowing current to flow in one direction while blocking it in the reverse direction. When the voltage across the diode exceeds the breakdown voltage, it conducts to limit the voltage.

Detailed Application Field Plans

This diode is commonly used in various electronic circuits for voltage regulation and transient voltage suppression. It finds applications in: - Power supplies - Automotive electronics - Consumer electronics - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to 1SMB12CAT3 include: - 1N5817: Schottky diode with similar voltage and current ratings - P6KE12CA: Transient voltage suppressor diode with higher power dissipation capability - BZX84C12: Zener diode with a fixed voltage reference of 12V

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10个与1SMB12CAT3在技术解决方案中的应用相关的常见问题及解答

  1. What is 1SMB12CAT3?

    • 1SMB12CAT3 is a surface mount, bidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.

  2. What is the maximum working voltage of 1SMB12CAT3?

    • The maximum working voltage of 1SMB12CAT3 is 12V.

  3. What is the peak pulse power dissipation of 1SMB12CAT3?

    • The peak pulse power dissipation of 1SMB12CAT3 is 600W.

  4. What are the typical applications of 1SMB12CAT3?

    • Typical applications of 1SMB12CAT3 include protection of electronic circuits in telecommunications equipment, computers, and consumer electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events.

  5. What is the operating temperature range of 1SMB12CAT3?

    • The operating temperature range of 1SMB12CAT3 is -55°C to +150°C.

  6. What is the package type of 1SMB12CAT3?

    • 1SMB12CAT3 comes in a SMB (DO-214AA) package.

  7. What is the reverse stand-off voltage of 1SMB12CAT3?

    • The reverse stand-off voltage of 1SMB12CAT3 is 10.5V.

  8. How does 1SMB12CAT3 provide protection to electronic circuits?

    • 1SMB12CAT3 clamps the voltage across the protected circuit when a transient event occurs, diverting excess current away from the sensitive components and preventing damage.

  9. Is 1SMB12CAT3 suitable for high-speed data lines?

    • Yes, 1SMB12CAT3 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  10. Can 1SMB12CAT3 be used in automotive electronics?

    • Yes, 1SMB12CAT3 is suitable for use in automotive electronics to protect against voltage transients and surges.