Littelfuse Inc.
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SMBJ70C
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SMBJ70C

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AA
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 64.1V
  • Voltage - Breakdown (Min): 71.2V
  • Voltage - Clamping (Max) @ Ipp: 103V
  • Current - Peak Pulse (10/1000µs): 11.3A
  • Power - Peak Pulse: 600W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMBJ70C has two pins: 1. Anode 2. Cathode

Functional Features

  • Provides overvoltage protection for sensitive electronics
  • Fast response time to transient voltage events
  • Low clamping voltage
  • High surge capability

Advantages and Disadvantages

Advantages: - Protects against voltage transients - Fast reaction time - Low clamping voltage

Disadvantages: - Can degrade over time with repeated surges - May require replacement after significant surges

Working Principles

The SMBJ70C operates by diverting excess current away from sensitive components when a voltage spike occurs. It acts as a "pressure relief valve" for the circuit, preventing damage from transient voltage events.

Detailed Application Field Plans

The SMBJ70C is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMBJ70C include: - SMAJ70A - SMCJ70CA - P6SMBJ70CA - 1.5SMCJ70CA

In conclusion, the SMBJ70C is a vital component in protecting electronic circuits from voltage spikes, offering fast response times and low clamping voltages. Its application spans across various industries, making it an essential part of modern electronic systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMBJ70C en soluciones técnicas

  1. What is the SMBJ70C?

    • The SMBJ70C 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 SMBJ70C?

    • The SMBJ70C has a maximum working voltage of 70 volts.

  3. What is the peak pulse power dissipation of the SMBJ70C?

    • The peak pulse power dissipation of the SMBJ70C is typically 600 watts.

  4. What are the typical applications of the SMBJ70C?

    • The SMBJ70C is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.

  5. What is the clamping voltage of the SMBJ70C?

    • The clamping voltage of the SMBJ70C is the voltage at which it begins to conduct significant current during a transient event, and for the SMBJ70C, it is typically around 95.2 volts.

  6. What is the operating temperature range of the SMBJ70C?

    • The SMBJ70C is designed to operate within a temperature range of -55°C to 150°C.

  7. How does the SMBJ70C provide protection to electronic circuits?

    • The SMBJ70C shunts excess current away from sensitive components when a transient event occurs, thereby protecting them from damage.

  8. What is the response time of the SMBJ70C to transient events?

    • The response time of the SMBJ70C is very fast, typically responding within nanoseconds to clamp the voltage and protect the circuit.

  9. Can the SMBJ70C be used in high-speed data communication applications?

    • Yes, the SMBJ70C is suitable for use in high-speed data communication applications where protection against voltage transients is crucial.

  10. Is the SMBJ70C RoHS compliant?

    • Yes, the SMBJ70C is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it environmentally friendly and safe for use in various applications.