Vishay Semiconductor Diodes Division
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1.5KA33HE3/51
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1.5KA33HE3/51 Product Overview

Introduction

The 1.5KA33HE3/51 is a semiconductor product belonging to the category of transient voltage suppressor diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protecting sensitive electronics from voltage transients induced by lightning, inductive load switching, or electrostatic discharge.
  • Characteristics: High surge capability, fast response time, low clamping voltage.
  • Package: DO-201AD (SMA), SMB, SMC, and SOD-123FL packages available.
  • Essence: Provides robust protection against voltage transients.
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 28.9V to 32.2V
  • Operating Temperature Range: -55°C to +175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KA33HE3/51 typically has two pins, with the anode and cathode connections.

Functional Features

  • Fast response time to clamp transient voltages.
  • High surge capability to withstand large transient currents.
  • Low clamping voltage to protect downstream components.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients.
  • Wide operating temperature range.
  • RoHS compliant.

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection.

Working Principles

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

Detailed Application Field Plans

The 1.5KA33HE3/51 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Alternative models to the 1.5KA33HE3/51 include: - 1.5KE33CA - P6KE33CA - SA5.0A

In conclusion, the 1.5KA33HE3/51 transient voltage suppressor diode offers robust protection against voltage transients, making it suitable for various applications in different industries.

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Énumérez 10 questions et réponses courantes liées à l'application de 1.5KA33HE3/51 dans les solutions techniques

  1. What is the maximum forward current of 1.5KA33HE3/51?

    • The maximum forward current of 1.5KA33HE3/51 is 1.5A.

  2. What is the reverse voltage rating of 1.5KA33HE3/51?

    • The reverse voltage rating of 1.5KA33HE3/51 is 30V.

  3. What is the typical junction capacitance of 1.5KA33HE3/51?

    • The typical junction capacitance of 1.5KA33HE3/51 is 10pF.

  4. What is the operating temperature range for 1.5KA33HE3/51?

    • The operating temperature range for 1.5KA33HE3/51 is -55°C to +150°C.

  5. What is the package type of 1.5KA33HE3/51?

    • The package type of 1.5KA33HE3/51 is DO-201AD (DO-27).

  6. What are the typical applications of 1.5KA33HE3/51?

    • Typical applications of 1.5KA33HE3/51 include overvoltage protection in electronic equipment, surge suppression, and transient voltage suppression.

  7. What is the peak pulse power dissipation of 1.5KA33HE3/51?

    • The peak pulse power dissipation of 1.5KA33HE3/51 is 1500W.

  8. What is the breakdown voltage of 1.5KA33HE3/51?

    • The breakdown voltage of 1.5KA33HE3/51 is 33V.

  9. Is 1.5KA33HE3/51 RoHS compliant?

    • Yes, 1.5KA33HE3/51 is RoHS compliant.

  10. What are the key differences between 1.5KA33HE3/51 and similar diodes in its class?

    • The key differences include its maximum forward current, reverse voltage rating, and peak pulse power dissipation, which make it suitable for specific technical solutions requiring these parameters.