Vishay Semiconductor Diodes Division
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SM5S28AHE3_A/I
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SM5S28AHE3_A/I

Product Overview

Category: Diode
Use: Voltage Suppression
Characteristics: High surge capability, low clamping voltage
Package: DO-218AB
Essence: Transient Voltage Suppressor (TVS) diode
Packaging/Quantity: Tape & Reel, 500 units

Specifications

  • Peak Pulse Power: 5000W
  • Breakdown Voltage: 28V
  • Clamping Voltage: 45.7V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SM5S28AHE3_A/I has a standard DO-218AB package with two pins.

Functional Features

  • High surge capability for overvoltage protection
  • Low clamping voltage for efficient suppression of transient voltage spikes

Advantages and Disadvantages

Advantages: - High surge capability ensures robust protection - Low clamping voltage provides effective suppression of voltage transients

Disadvantages: - Relatively large package size compared to some alternatives - Limited breakdown voltage compared to higher-rated TVS diodes

Working Principles

The SM5S28AHE3_A/I operates by diverting excessive voltage transients away from sensitive components, thereby protecting them from damage. When a transient voltage spike occurs, the diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

This diode is commonly used in electronic circuits to protect against voltage transients induced by lightning, ESD, or other electrical disturbances. It finds applications in power supplies, communication equipment, automotive electronics, and industrial controls.

Detailed and Complete Alternative Models

  • SMF5.0A: Similar TVS diode with a lower breakdown voltage
  • SM6T33A: TVS diode with a higher breakdown voltage and different package
  • P6KE30CA: Axial-leaded TVS diode with similar characteristics

In conclusion, the SM5S28AHE3_A/I is a high-surge-capability TVS diode designed for voltage suppression in various electronic applications. Its robust protection and efficient suppression capabilities make it a valuable component in safeguarding sensitive circuits against transient voltage spikes.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SM5S28AHE3_A/I en soluciones técnicas

  1. What is the SM5S28AHE3_A/I?

    • The SM5S28AHE3_A/I is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What are the key features of the SM5S28AHE3_A/I?

    • The key features include a low clamping voltage, high surge capability, and fast response time, making it suitable for a wide range of applications.

  3. In what technical solutions can the SM5S28AHE3_A/I be used?

    • The SM5S28AHE3_A/I can be used in power supplies, communication equipment, industrial control systems, and automotive electronics to protect against transient voltage events.

  4. What is the maximum peak pulse current of the SM5S28AHE3_A/I?

    • The maximum peak pulse current is typically 50A, making it capable of handling high transient currents.

  5. How does the SM5S28AHE3_A/I provide protection?

    • The diode clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  6. What is the operating temperature range of the SM5S28AHE3_A/I?

    • The operating temperature range is -55°C to 150°C, allowing for reliable performance in various environmental conditions.

  7. Is the SM5S28AHE3_A/I RoHS compliant?

    • Yes, the SM5S28AHE3_A/I is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  8. Can the SM5S28AHE3_A/I be used in high-speed data lines?

    • Yes, the fast response time of the diode makes it suitable for protecting high-speed data lines from voltage transients.

  9. What package type does the SM5S28AHE3_A/I come in?

    • The SM5S28AHE3_A/I is available in a compact SMB (DO-214AA) package, offering easy integration into circuit designs.

  10. Are there any application notes or design guidelines available for using the SM5S28AHE3_A/I?

    • Yes, detailed application notes and design guidelines are provided by the manufacturer to assist with proper implementation of the diode in technical solutions.