Vishay Semiconductor Diodes Division
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1.5SMC39AHE3/9AT
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1.5SMC39AHE3/9AT

Product Overview

Category:

The 1.5SMC39AHE3/9AT belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use:

It is used for surge protection in various electronic circuits and systems to safeguard against voltage transients and spikes.

Characteristics:

  • High surge capability
  • Low clamping voltage
  • Fast response time
  • RoHS compliant

Package:

The 1.5SMC39AHE3/9AT is available in a DO-214AB (SMC) package.

Essence:

This TVS diode provides robust transient voltage protection for sensitive electronics.

Packaging/Quantity:

It is typically supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 33.3V
  • Breakdown Voltage: 36.7V
  • Maximum Peak Pulse Current: 50A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 1.5SMC39AHE3/9AT has two pins, anode, and cathode, which are denoted by the markings on the device's packaging.

Functional Features

  • Provides protection against voltage surges and spikes
  • Rapid response to transient events
  • Low clamping voltage ensures minimal impact on the protected circuit

Advantages

  • High surge capability
  • Fast response time
  • RoHS compliant

Disadvantages

  • May require additional circuitry for comprehensive surge protection in complex systems
  • Sensitive to reverse polarity connection

Working Principles

When a voltage transient occurs, the TVS diode conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The 1.5SMC39AHE3/9AT is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMAJ33A
  • P6SMB33A
  • SMBJ33A
  • SMCJ33A

Note: The alternative models listed above are similar TVS diodes with comparable specifications and characteristics.

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تکنیکی حل میں 1.5SMC39AHE3/9AT کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the 1.5SMC39AHE3/9AT?

    • The 1.5SMC39AHE3/9AT is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and surges.

  2. What is the maximum peak pulse current of the 1.5SMC39AHE3/9AT?

    • The maximum peak pulse current for the 1.5SMC39AHE3/9AT is typically 100A.

  3. What is the breakdown voltage of the 1.5SMC39AHE3/9AT?

    • The breakdown voltage of the 1.5SMC39AHE3/9AT is 43.6V.

  4. What are the typical applications for the 1.5SMC39AHE3/9AT?

    • Typical applications include protection of power supplies, industrial equipment, automotive electronics, and telecommunications systems from transient overvoltage events.

  5. What is the operating temperature range of the 1.5SMC39AHE3/9AT?

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

  6. What is the package type of the 1.5SMC39AHE3/9AT?

    • The 1.5SMC39AHE3/9AT comes in a DO-214AB (SMC) package.

  7. What is the clamping voltage of the 1.5SMC39AHE3/9AT?

    • The clamping voltage at peak pulse current is typically 58.1V.

  8. Is the 1.5SMC39AHE3/9AT RoHS compliant?

    • Yes, the 1.5SMC39AHE3/9AT is RoHS compliant.

  9. What are the key features of the 1.5SMC39AHE3/9AT?

    • Key features include low incremental surge resistance, fast response time, and high reliability.

  10. What are the recommended soldering conditions for the 1.5SMC39AHE3/9AT?

    • The recommended soldering conditions are 260°C for 10 seconds.