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SMAJ550HE3_AIH
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SMAJ550HE3_AIH Encyclopedia Entry

Product Overview

Category

The SMAJ550HE3_AIH belongs to the category of transient voltage suppressor diodes.

Use

It is used for protecting sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Voltage Suppression: Provides protection against voltage spikes and transients.
  • Fast Response Time: Rapidly clamps voltage transients to protect downstream components.
  • Low Leakage Current: Minimizes power consumption during normal operation.
  • High Surge Capability: Can withstand high surge currents without degradation.

Package

The SMAJ550HE3_AIH is typically available in a surface-mount package, such as SMB or SMC.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage surges and transients, thereby enhancing the reliability and longevity of electronic devices.

Packaging/Quantity

The product is usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 550V
  • Operating Temperature Range: -55°C to 150°C
  • Reverse Standoff Voltage: 495V
  • Forward Voltage Drop: 1.5V at 10A

Detailed Pin Configuration

The SMAJ550HE3_AIH typically features two pins for connection, with the pinout configuration as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Bidirectional Protection: Offers protection for both positive and negative voltage transients.
  • Low Clamping Voltage: Ensures that the protected circuitry is not subjected to excessive voltages.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Low leakage current
  • Compact form factor

Disadvantages

  • Limited surge current handling capability compared to larger devices
  • Higher clamping voltage compared to some specialized devices

Working Principles

The SMAJ550HE3_AIH operates based on the principle of avalanche breakdown, where it rapidly conducts when the voltage across it exceeds the breakdown voltage, effectively shunting the excess energy away from the protected circuit.

Detailed Application Field Plans

The SMAJ550HE3_AIH is commonly used in various applications, including: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the SMAJ550HE3_AIH include: - P6KE550CA - 1.5SMC550CA - SA5.0CA

In conclusion, the SMAJ550HE3_AIH transient voltage suppressor diode offers effective protection against voltage transients and finds widespread use in diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ550HE3_AIH v technických řešeních

  1. What is SMAJ550HE3_AIH?

    • SMAJ550HE3_AIH is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and surges.

  2. What is the maximum peak pulse power of SMAJ550HE3_AIH?

    • The maximum peak pulse power of SMAJ550HE3_AIH is 400 watts.

  3. What is the breakdown voltage of SMAJ550HE3_AIH?

    • The breakdown voltage of SMAJ550HE3_AIH is 550 volts.

  4. What are the typical applications of SMAJ550HE3_AIH?

    • SMAJ550HE3_AIH is commonly used in applications such as power supplies, telecommunications equipment, industrial controls, and automotive electronics for surge protection.

  5. What is the operating temperature range of SMAJ550HE3_AIH?

    • The operating temperature range of SMAJ550HE3_AIH is -55°C to +150°C.

  6. What is the reverse stand-off voltage of SMAJ550HE3_AIH?

    • The reverse stand-off voltage of SMAJ550HE3_AIH is 495 volts.

  7. Does SMAJ550HE3_AIH comply with RoHS requirements?

    • Yes, SMAJ550HE3_AIH is compliant with RoHS (Restriction of Hazardous Substances) requirements.

  8. What is the package type of SMAJ550HE3_AIH?

    • SMAJ550HE3_AIH is available in a DO-214AC (SMA) package.

  9. What is the clamping voltage of SMAJ550HE3_AIH?

    • The clamping voltage of SMAJ550HE3_AIH at its peak pulse current is typically 885 volts.

  10. Is SMAJ550HE3_AIH suitable for high-speed data line protection?

    • Yes, SMAJ550HE3_AIH is suitable for high-speed data line protection due to its fast response time and low clamping voltage.

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