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SMBJ78ATR
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SMBJ78ATR

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression in Electronic Circuits
  • Characteristics: Fast response time, low clamping voltage, compact package
  • Package: SMB (DO-214AA)
  • Essence: Protects electronic circuits from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 78V
  • Clamping Voltage: 126V
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ78ATR has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

  • Provides transient voltage suppression for sensitive electronics
  • Fast response time ensures minimal damage to protected components
  • Low clamping voltage limits voltage spikes to safe levels

Advantages and Disadvantages

Advantages

  • Protects sensitive electronic components from voltage surges
  • Fast response time
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Clamping voltage may be too high for some applications
  • Limited to a maximum breakdown voltage of 78V

Working Principles

When a voltage surge occurs, the SMBJ78ATR conducts current to divert the excess energy away from the sensitive components. This action prevents the voltage from reaching damaging levels and protects the circuit.

Detailed Application Field Plans

The SMBJ78ATR is commonly used in: - Telecommunications equipment - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: Breakdown Voltage: 5V
  • SMBJ15CA: Breakdown Voltage: 15V
  • SMBJ33A: Breakdown Voltage: 33V
  • SMBJ120A: Breakdown Voltage: 120V

In conclusion, the SMBJ78ATR is a vital component for protecting electronic circuits from voltage surges, offering fast response times and a compact design. Its wide application field and availability of alternative models make it a versatile choice for various electronic systems.

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10个与SMBJ78ATR在技术解决方案中的应用相关的常见问题及解答

  1. What is the SMBJ78ATR?

    • The SMBJ78ATR 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 SMBJ78ATR?

    • The SMBJ78ATR has a maximum working voltage of 78V.

  3. What is the peak pulse power of the SMBJ78ATR?

    • The peak pulse power of the SMBJ78ATR is 600W.

  4. What are the typical applications of the SMBJ78ATR?

    • The SMBJ78ATR is commonly used in applications such as protection of electronic circuits, power supplies, telecommunications equipment, and automotive electronics.

  5. What is the response time of the SMBJ78ATR?

    • The response time of the SMBJ78ATR is very fast, typically responding within nanoseconds to clamp transient voltages.

  6. What is the operating temperature range of the SMBJ78ATR?

    • The SMBJ78ATR operates within a temperature range of -55°C to 150°C.

  7. How does the SMBJ78ATR provide protection to electronic circuits?

    • The SMBJ78ATR clamps transient voltages by diverting excess current away from sensitive components, thus protecting them from damage.

  8. Can the SMBJ78ATR be used in high-speed data lines?

    • Yes, the SMBJ78ATR is suitable for use in high-speed data lines due to its fast response time and low capacitance.

  9. Is the SMBJ78ATR RoHS compliant?

    • Yes, the SMBJ78ATR is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  10. What are the packaging options available for the SMBJ78ATR?

    • The SMBJ78ATR is available in various packaging options, including DO-214AA (SMB) and DO-214AB (SMC) packages.