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SMAJ28C
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SMAJ28C

Product Overview

  • Belongs to: Electronic Components
  • Category: Diode
  • Use: Voltage clamping
  • Characteristics: Fast response time, low leakage current, high surge capability
  • Package: DO-214AC (SMA)
  • Essence: Protection against transient voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 28V
  • Operating Temperature Range: -55°C to +150°C
  • Forward Voltage Drop: 0.5V at 1A
  • Reverse Standoff Voltage: 28V

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal damage to the protected circuit
  • Low clamping voltage helps in preventing overvoltage damage

Advantages

  • Fast response time
  • Low leakage current
  • High surge capability

Disadvantages

  • Limited breakdown voltage
  • Higher forward voltage drop compared to some alternatives

Working Principles

The SMAJ28C operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It acts as a shunt to protect the circuit from overvoltage conditions.

Detailed Application Field Plans

  • Used in power supplies
  • Telecommunication equipment
  • Automotive electronics
  • Industrial control systems

Detailed and Complete Alternative Models

  • Alternative 1: SMBJ28CA - Similar characteristics with higher breakdown voltage
  • Alternative 2: P6SMB28CA - Higher power handling capability with similar breakdown voltage

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ28C en soluciones técnicas

  1. What is SMAJ28C?

    • SMAJ28C is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ28C?

    • The maximum peak pulse power of SMAJ28C is 400 watts.

  3. What is the breakdown voltage of SMAJ28C?

    • The breakdown voltage of SMAJ28C is 28 volts.

  4. What are the typical applications of SMAJ28C?

    • SMAJ28C is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics for surge protection.

  5. What is the clamping voltage of SMAJ28C?

    • The clamping voltage of SMAJ28C is typically 45.4 volts at 14A.

  6. What is the operating temperature range of SMAJ28C?

    • The operating temperature range of SMAJ28C is -55°C to +150°C.

  7. What is the package type of SMAJ28C?

    • SMAJ28C is available in a DO-214AC (SMA) package.

  8. How does SMAJ28C provide protection against voltage transients?

    • SMAJ28C diverts excessive current away from sensitive components by clamping the voltage during transient events, thereby protecting the circuitry.

  9. What is the response time of SMAJ28C to a transient event?

    • The response time of SMAJ28C to a transient event is very fast, typically in picoseconds.

  10. Can SMAJ28C be used for ESD protection?

    • Yes, SMAJ28C can also be used for electrostatic discharge (ESD) protection in various electronic devices.