Vishay Semiconductor Diodes Division
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1.5KE20AHE3_A/D
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1.5KE20AHE3_A/D

Product Overview

The 1.5KE20AHE3A/D belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are used to protect sensitive electronics from voltage spikes and transients. The 1.5KE20AHE3A/D is characterized by its high surge capability, fast response time, and compact package. It is available in a DO-201 package and is designed to dissipate high amounts of transient power.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, fast response time
  • Package: DO-201
  • Essence: Dissipation of high transient power
  • Packaging/Quantity: Available in reels or bulk packaging

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage Range: 17.1V to 18.9V
  • Operating Temperature Range: -55°C to +175°C
  • Reverse Standoff Voltage: 15.3V
  • Maximum Clamping Voltage: 24.4V

Detailed Pin Configuration

The 1.5KE20AHE3_A/D TVS diode has a standard axial lead configuration with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

  • Fast response time to transient events
  • High surge capability for effective protection
  • Low clamping voltage to limit transient voltage levels

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • High surge capability

Disadvantages

  • Higher cost compared to traditional diodes
  • Requires careful consideration of reverse standoff voltage

Working Principles

When a transient voltage spike occurs, the 1.5KE20AHE3_A/D TVS diode conducts and clamps the voltage to a safe level, protecting the downstream electronics from damage. This is achieved through the rapid conduction of the diode when the voltage exceeds its breakdown voltage.

Detailed Application Field Plans

The 1.5KE20AHE3_A/D TVS diode is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • 1.5KE18AHE3_A/D
  • 1.5KE22AHE3_A/D
  • 1.5KE24AHE3_A/D
  • 1.5KE27AHE3_A/D

In summary, the 1.5KE20AHE3_A/D TVS diode offers robust transient voltage protection with fast response times, making it suitable for a wide range of applications in different industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1.5KE20AHE3_A/D en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of 1.5KE20AHE3_A/D in technical solutions:

  1. What is the maximum peak pulse power dissipation of 1.5KE20AHE3_A/D?

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

  2. What is the breakdown voltage of 1.5KE20AHE3_A/D?

    • The breakdown voltage is typically 18.8V at 1mA.

  3. How does 1.5KE20AHE3_A/D protect electronic circuits?

    • It provides transient voltage suppression for sensitive electronics by diverting excessive current away from the protected device.

  4. What is the clamping voltage of 1.5KE20AHE3_A/D?

    • The clamping voltage is 32.4V at 21.2A.

  5. Can 1.5KE20AHE3_A/D be used for surge protection in power supply units?

    • Yes, it is commonly used for surge protection in power supply units to safeguard against voltage transients.

  6. What is the response time of 1.5KE20AHE3_A/D during a transient event?

    • The response time is very fast, typically less than 1 picosecond.

  7. Is 1.5KE20AHE3_A/D suitable for use in automotive electronics?

    • Yes, it is suitable for use in automotive electronics to protect against voltage spikes and surges.

  8. What is the operating temperature range of 1.5KE20AHE3_A/D?

    • The operating temperature range is -55°C to +175°C, making it suitable for a wide range of environments.

  9. Can 1.5KE20AHE3_A/D be used in telecommunications equipment?

    • Yes, it is commonly used in telecommunications equipment to provide overvoltage protection.

  10. Does 1.5KE20AHE3_A/D require any external components for proper operation?

    • No, it is a standalone transient voltage suppressor and does not require additional external components for basic operation.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.