Vishay Semiconductor Diodes Division
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1.5KA43AHE3/73
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1.5KA43AHE3/73 Encyclopedia Entry

Product Overview

Category

The 1.5KA43AHE3/73 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 transient voltage spikes.

Characteristics

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

Package

The 1.5KA43AHE3/73 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, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 43V
  • Breakdown Voltage: 47.8V
  • Maximum Clamping Voltage: 69.4V
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The 1.5KA43AHE3/73 features a standard two-pin configuration with anode and cathode connections.

Functional Features

  • Rapid response to transient overvoltage events
  • Low clamping voltage ensures minimal impact on protected circuits
  • High surge current handling capability for enhanced reliability

Advantages

  • Effective protection against voltage transients
  • Compact form factor
  • Wide operating temperature range

Disadvantages

  • Limited to low voltage applications
  • Requires careful consideration of mounting and layout for optimal performance

Working Principles

When subjected to a transient voltage spike, the TVS diode rapidly conducts, diverting excess energy away from the protected circuit. This action clamps the voltage to a safe level, preventing damage to downstream components.

Detailed Application Field Plans

The 1.5KA43AHE3/73 is commonly employed in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE43A
  • P6SMB43CA
  • SMAJ43A

In conclusion, the 1.5KA43AHE3/73 TVS diode offers reliable surge protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits against transient voltage events.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1.5KA43AHE3/73 en soluciones técnicas

  1. What is the maximum forward voltage of 1.5KA43AHE3/73?

    • The maximum forward voltage of 1.5KA43AHE3/73 is typically 1.7V at 1A.

  2. What is the maximum reverse voltage of 1.5KA43AHE3/73?

    • The maximum reverse voltage of 1.5KA43AHE3/73 is 36V.

  3. What is the maximum forward surge current for 1.5KA43AHE3/73?

    • The maximum forward surge current for 1.5KA43AHE3/73 is 50A.

  4. What is the operating temperature range for 1.5KA43AHE3/73?

    • The operating temperature range for 1.5KA43AHE3/73 is -65°C to +175°C.

  5. What is the package type for 1.5KA43AHE3/73?

    • 1.5KA43AHE3/73 comes in a DO-201AD (DO-27) package.

  6. What are the typical applications for 1.5KA43AHE3/73?

    • Typical applications for 1.5KA43AHE3/73 include overvoltage protection in power supplies, inverters, and industrial equipment.

  7. Does 1.5KA43AHE3/73 have RoHS compliance?

    • Yes, 1.5KA43AHE3/73 is RoHS compliant.

  8. What is the weight of 1.5KA43AHE3/73?

    • The weight of 1.5KA43AHE3/73 is approximately 1.1 grams.

  9. What is the storage temperature range for 1.5KA43AHE3/73?

    • The storage temperature range for 1.5KA43AHE3/73 is -65°C to +175°C.

  10. Is 1.5KA43AHE3/73 suitable for high-reliability applications?

    • Yes, 1.5KA43AHE3/73 is suitable for high-reliability applications due to its robust construction and performance characteristics.