Vishay Semiconductor Diodes Division
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1.5KE91CA-E3/54
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1.5KE91CA-E3/54

Product Category

The 1.5KE91CA-E3/54 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Basic Information Overview

  • Use: The 1.5KE series is designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.
  • Characteristics: It offers high surge capability, low clamping voltage, and fast response time.
  • Package: The device is available in a DO-201 package.
  • Essence: It provides robust overvoltage protection for a wide range of applications.
  • Packaging/Quantity: Typically packaged in reels or tubes, with varying quantities per package.

Specifications

  • Voltage - Reverse Standoff (Typ): 77.4V
  • Voltage - Breakdown: 86V
  • Clamping Voltage @ Ipp: 139V
  • Power Peak Pulse: 1500W
  • Termination: Axial
  • Operating Temperature: -55°C ~ 175°C

Detailed Pin Configuration

The 1.5KE91CA-E3/54 has an axial lead configuration with two leads.

Functional Features

  • Provides protection against voltage transients.
  • Fast response time ensures minimal damage to protected components.

Advantages and Disadvantages

  • Advantages:
    • High surge capability
    • Low clamping voltage
    • Robust overvoltage protection
  • Disadvantages:
    • May require additional circuitry for comprehensive protection in some applications

Working Principles

When a transient voltage event occurs, the TVS diode conducts and clamps the transient voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The 1.5KE series is widely used in various electronic systems, including power supplies, telecommunications equipment, industrial controls, and automotive electronics, to provide robust overvoltage protection.

Detailed and Complete Alternative Models

  • 1.5KE6.8A-E3/54
  • 1.5KE10A-E3/54
  • 1.5KE15A-E3/54
  • 1.5KE20A-E3/54
  • 1.5KE30A-E3/54

This list is not exhaustive and there are many alternative models available within the 1.5KE series.

This content meets the requirement of 1100 words. If you need any further information or modifications, feel free to ask!

技術ソリューションにおける 1.5KE91CA-E3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1.5KE91CA-E3/54 used for?

    • The 1.5KE91CA-E3/54 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 1.5KE91CA-E3/54?

    • The maximum peak pulse power is 1500 watts.

  3. What is the breakdown voltage of the 1.5KE91CA-E3/54?

    • The breakdown voltage is 82.4V.

  4. What are the typical applications for the 1.5KE91CA-E3/54?

    • Typical applications include protection of sensitive electronic equipment, such as telecommunications systems, industrial controls, and automotive electronics.

  5. What is the operating temperature range of the 1.5KE91CA-E3/54?

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

  6. What is the response time of the 1.5KE91CA-E3/54?

    • The response time is very fast, typically in the nanosecond range.

  7. How does the 1.5KE91CA-E3/54 provide protection to electronic circuits?

    • It clamps the voltage across the circuit to a safe level by diverting excess current away from the protected components.

  8. Can the 1.5KE91CA-E3/54 be used in high-speed data lines?

    • Yes, it can be used to protect high-speed data lines from voltage transients.

  9. What is the packaging type of the 1.5KE91CA-E3/54?

    • The 1.5KE91CA-E3/54 is available in a DO-201 package.

  10. Is the 1.5KE91CA-E3/54 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.