Vishay Semiconductor Diodes Division
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1.5KE43CHE3/73
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1.5KE43CHE3/73

Product Overview

Category

The 1.5KE43CHE3/73 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The 1.5KE43CHE3/73 is available in a DO-201AD package.

Packaging/Quantity

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

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Maximum Clamping Voltage: 58.1V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE43CHE3/73 has a standard axial lead configuration with two leads.

Functional Features

  • Provides protection against voltage transients
  • Fast response time ensures minimal impact on the protected circuit
  • High surge capability allows for reliable protection in harsh environments

Advantages and Disadvantages

Advantages

  • Robust protection against transient voltage events
  • Wide operating temperature range
  • RoHS compliant

Disadvantages

  • Higher clamping voltage compared to some alternative models
  • Requires careful consideration of mounting and layout for optimal performance

Working Principles

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

Detailed Application Field Plans

The 1.5KE43CHE3/73 is commonly used in: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE36CHE3/73
  • 1.5KE48CHE3/73
  • P6KE43CA

In conclusion, the 1.5KE43CHE3/73 TVS diode offers robust protection against transient voltage events, making it an essential component in various electronic applications. Its high surge capability and fast response time make it suitable for use in demanding environments, although careful consideration of its characteristics and alternatives is necessary for optimal performance.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1.5KE43CHE3/73 en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of 1.5KE43CHE3/73 in technical solutions:

  1. What is the 1.5KE43CHE3/73?

    • The 1.5KE43CHE3/73 is a TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 1.5KE43CHE3/73?

    • The maximum peak pulse power is 1500W for a 10/1000μs waveform.

  3. What is the breakdown voltage of the 1.5KE43CHE3/73?

    • The breakdown voltage is 43V.

  4. What are the typical applications of the 1.5KE43CHE3/73?

    • It is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of the 1.5KE43CHE3/73?

    • The operating temperature range is -55°C to +175°C.

  6. How does the 1.5KE43CHE3/73 provide protection?

    • It clamps transient voltages to a safe level and diverts excess current away from sensitive components.

  7. Can the 1.5KE43CHE3/73 be used for ESD (electrostatic discharge) protection?

    • Yes, it can provide ESD protection for sensitive electronic components.

  8. What is the package type of the 1.5KE43CHE3/73?

    • It is available in a DO-201AD (DO-27) package.

  9. Is the 1.5KE43CHE3/73 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. What are some key features of the 1.5KE43CHE3/73?

    • Some key features include low clamping voltage, fast response time, and high surge capability.

These questions and answers should provide a good overview of the application and characteristics of the 1.5KE43CHE3/73 in technical solutions.