Vishay Semiconductor Diodes Division
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1.5KA47AHE3/54
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1.5KA47AHE3/54 Encyclopedia Entry

Product Overview

Category

The 1.5KA47AHE3/54 belongs to the category of semiconductor devices, specifically a TVS (Transient Voltage Suppressor) diode.

Use

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

Characteristics

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

Package

The 1.5KA47AHE3/54 is available in a DO-201AD package.

Essence

This TVS diode provides robust transient voltage protection for sensitive electronic components.

Packaging/Quantity

It is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production.

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 47V
  • Breakdown Voltage: 52.4V
  • Maximum Clamping Voltage: 77V
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 1.5KA47AHE3/54 TVS diode has a two-pin configuration with anode and cathode terminals.

Functional Features

  • Provides effective protection against transient voltage events
  • Fast response time ensures minimal impact on the protected circuit
  • Robust construction for reliability in demanding applications

Advantages and Disadvantages

Advantages

  • High surge capability
  • Low clamping voltage
  • RoHS compliant

Disadvantages

  • Sensitive to reverse polarity connection
  • Limited to specific voltage ratings

Working Principles

When a transient voltage spike 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 1.5KA47AHE3/54 is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • 1.5KE47A
  • P6KE47A
  • SMAJ47A

In conclusion, the 1.5KA47AHE3/54 TVS diode offers robust transient voltage protection with its high surge capability and low clamping voltage, making it suitable for a wide range of applications in various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KA47AHE3/54 v technických řešeních

  1. What is the maximum forward voltage of 1.5KA47AHE3/54?

    • The maximum forward voltage of 1.5KA47AHE3/54 is typically 1.7V at 25°C.

  2. What is the maximum reverse current of 1.5KA47AHE3/54?

    • The maximum reverse current of 1.5KA47AHE3/54 is typically 0.1μA at its rated voltage.

  3. What is the maximum surge current capability of 1.5KA47AHE3/54?

    • The maximum surge current capability of 1.5KA47AHE3/54 is 1500A.

  4. What is the operating temperature range for 1.5KA47AHE3/54?

    • The operating temperature range for 1.5KA47AHE3/54 is -55°C to +175°C.

  5. What are the typical applications for 1.5KA47AHE3/54?

    • Typical applications for 1.5KA47AHE3/54 include overvoltage protection in power supplies, inverters, and industrial equipment.

  6. What is the package type of 1.5KA47AHE3/54?

    • 1.5KA47AHE3/54 comes in a DO-201AD (DO-27) package.

  7. What is the breakdown voltage of 1.5KA47AHE3/54?

    • The breakdown voltage of 1.5KA47AHE3/54 is 47V.

  8. Is 1.5KA47AHE3/54 RoHS compliant?

    • Yes, 1.5KA47AHE3/54 is RoHS compliant.

  9. What is the weight of 1.5KA47AHE3/54?

    • The approximate weight of 1.5KA47AHE3/54 is 1.1 grams.

  10. What are the key differences between 1.5KA47AHE3/54 and similar diodes?

    • The key differences include its surge current capability, forward voltage, and breakdown voltage, which make it suitable for specific technical solutions.