Diodes Incorporated
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SMBJ12CA-13
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SMBJ12CA-13

Product Overview

The SMBJ12CA-13 belongs to the category of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The SMBJ12CA-13 is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a compact SMB package and is available in various packaging quantities to suit different application needs.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: SMB
  • Essence: Protecting sensitive electronics
  • Packaging/Quantity: Various options available

Specifications

  • Part Number: SMBJ12CA-13
  • Peak Pulse Power: 600W
  • Breakdown Voltage: 12V
  • Operating Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMBJ12CA-13 follows the standard pin configuration for SMB diodes, with two leads for connection.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to safe levels.
  • Fast Response Time: Rapid reaction to voltage transients, minimizing potential damage to connected electronics.
  • High Surge Capability: Able to withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact SMB package

Disadvantages

  • Limited to lower voltage applications
  • May require additional circuitry for higher voltage protection

Working Principles

The SMBJ12CA-13 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the circuit to a safe level, protecting the connected electronics.

Detailed Application Field Plans

The SMBJ12CA-13 finds extensive use in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ10A: Similar characteristics with a lower breakdown voltage of 10V
  • SMBJ15CA: Higher breakdown voltage of 15V for applications requiring greater protection

In conclusion, the SMBJ12CA-13 transient voltage suppressor diode offers reliable protection against voltage transients in a compact and efficient package. Its fast response time and high surge capability make it an ideal choice for safeguarding sensitive electronics in diverse applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMBJ12CA-13 in technische oplossingen

  1. What is SMBJ12CA-13?

    • SMBJ12CA-13 is a type of transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum voltage rating for SMBJ12CA-13?

    • The maximum voltage rating for SMBJ12CA-13 is 12 volts.

  3. What is the peak pulse power dissipation of SMBJ12CA-13?

    • The peak pulse power dissipation of SMBJ12CA-13 is typically 600 watts.

  4. How does SMBJ12CA-13 protect electronic circuits?

    • SMBJ12CA-13 clamps the voltage across the circuit it is protecting, diverting excess current away from sensitive components.

  5. What are the typical applications for SMBJ12CA-13?

    • SMBJ12CA-13 is commonly used in telecommunications equipment, computers, consumer electronics, and automotive electronics to protect against voltage transients.

  6. What is the response time of SMBJ12CA-13 to a voltage transient?

    • The response time of SMBJ12CA-13 is very fast, typically in the nanosecond range.

  7. Can SMBJ12CA-13 be used for overvoltage protection in power supply circuits?

    • Yes, SMBJ12CA-13 is suitable for overvoltage protection in power supply circuits.

  8. What is the operating temperature range of SMBJ12CA-13?

    • The operating temperature range of SMBJ12CA-13 is typically -55°C to 150°C.

  9. Is SMBJ12CA-13 RoHS compliant?

    • Yes, SMBJ12CA-13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  10. Are there any recommended layout considerations when using SMBJ12CA-13 in a circuit?

    • It is recommended to keep the traces short between the SMBJ12CA-13 and the protected circuit, and to provide a low-inductance path to ground for optimal performance.