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1.5KE91A-B
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1.5KE91A-B Product Overview

Introduction

The 1.5KE91A-B is a transient voltage suppressor (TVS) diode belonging to the category of electronic components used for surge protection in various electrical and electronic circuits. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the 1.5KE91A-B TVS diode.

Basic Information Overview

  • Category: Electronic Components
  • Use: Surge Protection
  • Characteristics: High Power Dissipation, Low Clamping Voltage
  • Package: DO-201 Package Type
  • Essence: Transient Voltage Suppression
  • Packaging/Quantity: Available in Tape & Reel Packaging, Quantity Varies

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 82.4V to 91.2V
  • Operating Temperature: -55°C to +175°C
  • Reverse Standoff Voltage: 77.4V
  • Forward Voltage: 1.5V at 100A

Detailed Pin Configuration

The 1.5KE91A-B TVS diode has a standard DO-201 package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

  • Fast Response Time
  • Low Leakage Current
  • High Surge Capability
  • RoHS Compliant

Advantages and Disadvantages

Advantages

  • Effective Surge Protection
  • Wide Operating Temperature Range
  • RoHS Compliance

Disadvantages

  • Relatively High Forward Voltage
  • Sensitive to Reverse Bias

Working Principles

The 1.5KE91A-B TVS diode operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It clamps the voltage to a safe level, protecting the circuit from damage.

Detailed Application Field Plans

The 1.5KE91A-B TVS diode is commonly used in: - Power Supplies - Communication Equipment - Automotive Electronics - Industrial Control Systems

Detailed and Complete Alternative Models

  • 1.5KE6.8A-B
  • 1.5KE15A-B
  • 1.5KE33A-B
  • 1.5KE68A-B

In conclusion, the 1.5KE91A-B TVS diode offers effective surge protection with its high power dissipation and low clamping voltage, making it suitable for a wide range of applications in various industries.

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技術ソリューションにおける 1.5KE91A-B 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。

Sure, here are 10 common questions and answers related to the application of 1.5KE91A-B in technical solutions:

  1. What is the maximum peak pulse power dissipation of 1.5KE91A-B?

    • The maximum peak pulse power dissipation of 1.5KE91A-B is 1500 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of 1.5KE91A-B?

    • The breakdown voltage of 1.5KE91A-B is typically 82.4V.

  3. What is the operating temperature range of 1.5KE91A-B?

    • The operating temperature range of 1.5KE91A-B is -55°C to +175°C.

  4. What is the typical reverse stand-off voltage of 1.5KE91A-B?

    • The typical reverse stand-off voltage of 1.5KE91A-B is 77.8V.

  5. What is the clamping voltage of 1.5KE91A-B at a specified peak pulse current?

    • The clamping voltage of 1.5KE91A-B at a peak pulse current of 100A is typically 124V.

  6. What are the typical applications of 1.5KE91A-B?

    • 1.5KE91A-B is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and power supplies.

  7. What is the response time of 1.5KE91A-B to a transient surge?

    • The response time of 1.5KE91A-B to a transient surge is typically less than 1 picosecond.

  8. Does 1.5KE91A-B meet industry standards for surge protection devices?

    • Yes, 1.5KE91A-B complies with industry standards such as IEC 61000-4-5 for surge protective devices.

  9. Can 1.5KE91A-B be used in automotive applications?

    • Yes, 1.5KE91A-B is suitable for use in automotive electronics for transient voltage suppression.

  10. What packaging options are available for 1.5KE91A-B?

    • 1.5KE91A-B is available in various package types, including DO-201, DO-201AD, and R-6.

These questions and answers should provide a good overview of the application and characteristics of 1.5KE91A-B in technical solutions.