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SMCJ45A-QH
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SMCJ45A-QH

Product Overview

Category

The SMCJ45A-QH belongs to the category of transient voltage suppressor diodes.

Use

It is used for protecting sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability

Package

The SMCJ45A-QH is available in a surface mount package.

Essence

The essence of the SMCJ45A-QH lies in its ability to provide robust protection against transient voltage events, ensuring the reliability and longevity of electronic devices.

Packaging/Quantity

The SMCJ45A-QH is typically packaged in reels or trays, with varying quantities depending on the manufacturer's specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 40.2V to 44.7V
  • Maximum Clamping Voltage: 58V
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMCJ45A-QH typically has two pins for surface mount installation. The pin configuration may vary slightly based on the manufacturer's specifications.

Functional Features

  • Transient voltage suppression
  • Fast response to voltage transients
  • Low leakage current

Advantages

  • Robust protection against voltage transients
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Sensitive to reverse polarity connection

Working Principles

The SMCJ45A-QH operates by diverting excessive transient current away from sensitive electronic components, thereby limiting the voltage across the protected device.

Detailed Application Field Plans

The SMCJ45A-QH is commonly used in various applications, including: - Telecommunication equipment - Industrial automation systems - Power supply units - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the SMCJ45A-QH include: - P6KE47CA - 1.5SMC48CA - SMBJ45A

Note: The above information is based on general industry standards and may vary based on specific manufacturer specifications.

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  1. What is the SMCJ45A-QH used for?

    • The SMCJ45A-QH is a transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage spikes and transients.

  2. What is the maximum peak pulse power of the SMCJ45A-QH?

    • The maximum peak pulse power of the SMCJ45A-QH is 1500 watts.

  3. What is the breakdown voltage of the SMCJ45A-QH?

    • The breakdown voltage of the SMCJ45A-QH is 45 volts.

  4. What are the typical applications of the SMCJ45A-QH?

    • Typical applications of the SMCJ45A-QH include protection of telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of the SMCJ45A-QH?

    • The response time of the SMCJ45A-QH is very fast, typically in the nanosecond range.

  6. What is the operating temperature range of the SMCJ45A-QH?

    • The SMCJ45A-QH can operate within a temperature range of -55°C to +150°C.

  7. How does the SMCJ45A-QH provide protection against voltage transients?

    • The SMCJ45A-QH clamps the voltage to a safe level by diverting excess current away from the protected circuit.

  8. Is the SMCJ45A-QH RoHS compliant?

    • Yes, the SMCJ45A-QH is RoHS compliant, making it suitable for use in environmentally conscious designs.

  9. Can the SMCJ45A-QH be used in high-speed data lines?

    • Yes, the SMCJ45A-QH is suitable for protecting high-speed data lines such as Ethernet and USB interfaces.

  10. What is the packaging type available for the SMCJ45A-QH?

    • The SMCJ45A-QH is available in a variety of package types including DO-214AB (SMC) and DO-214AA (SMB).