Diodes Incorporated
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SMBJ78CA-13
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SMBJ78CA-13

Product Overview

The SMBJ78CA-13 belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMBJ78CA-13 is designed to provide robust protection for various electronic circuits, offering characteristics such as high surge capability, low clamping voltage, and fast response time. It is typically available in a compact package, making it suitable for a wide range of applications.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: Compact form factor
  • Essence: Protecting sensitive electronic components
  • Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

  • Part Number: SMBJ78CA-13
  • Voltage - Reverse Standoff (Typ): 78V
  • Power (Watts): 600W
  • Polarity: Unidirectional
  • Operating Temperature: -55°C to +150°C
  • Mounting Type: Surface Mount
  • Package / Case: DO-214AA (SMB)

Detailed Pin Configuration

The SMBJ78CA-13 features a surface mount package with two pins. Pin 1 is typically designated for the anode, while pin 2 serves as the cathode.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
  • High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact form factor for space-constrained applications

Disadvantages

  • Limited to unidirectional transient voltage suppression
  • May require additional circuitry for bidirectional protection

Working Principles

The SMBJ78CA-13 operates by diverting excessive transient current away from sensitive components when a voltage spike occurs. This is achieved through the rapid conduction of the diode, effectively limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ78CA-13 finds extensive use in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Ensuring the reliability of control circuitry in industrial environments.

Detailed and Complete Alternative Models

  • SMBJ5.0A: 5.0V reverse standoff voltage, 600W power rating
  • SMBJ15A: 15V reverse standoff voltage, 600W power rating
  • SMBJ30A: 30V reverse standoff voltage, 600W power rating

In conclusion, the SMBJ78CA-13 transient voltage suppressor diode offers robust protection, fast response, and a compact form factor, making it a versatile choice for safeguarding sensitive electronic circuits in various applications.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של SMBJ78CA-13 בפתרונות טכניים

  1. What is the SMBJ78CA-13 used for?

    • The SMBJ78CA-13 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 SMBJ78CA-13?

    • The SMBJ78CA-13 has a maximum working voltage of 78V.

  3. What is the peak pulse power of the SMBJ78CA-13?

    • The peak pulse power of the SMBJ78CA-13 is 600W.

  4. What are some common applications for the SMBJ78CA-13?

    • Common applications include protection of telecommunications equipment, industrial control systems, automotive electronics, and power supplies.

  5. What is the response time of the SMBJ78CA-13 to a transient event?

    • The response time of the SMBJ78CA-13 is very fast, typically in the nanosecond range.

  6. Is the SMBJ78CA-13 RoHS compliant?

    • Yes, the SMBJ78CA-13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  7. What is the operating temperature range of the SMBJ78CA-13?

    • The SMBJ78CA-13 can operate within a temperature range of -55°C to 150°C.

  8. Can the SMBJ78CA-13 be used for surge protection in power supply units?

    • Yes, the SMBJ78CA-13 is commonly used for surge protection in power supply units to safeguard against voltage surges.

  9. Does the SMBJ78CA-13 require any external components for proper operation?

    • No, the SMBJ78CA-13 does not require any external components for its basic operation.

  10. What is the packaging type of the SMBJ78CA-13?

    • The SMBJ78CA-13 is available in a surface mount package, making it suitable for automated assembly processes.