1.5KE9.1ATR - Product Encyclopedia Entry

Introduction

The 1.5KE9.1ATR 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, application field plans, and alternative models of the 1.5KE9.1ATR.

Basic Information Overview

• Category: Electronic Components
• Use: Surge Protection
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Axial
• Essence: Protects sensitive electronic components from voltage transients
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Voltage Rating: 9.1V
• Power Dissipation: 1500W
• Breakdown Voltage: 10.3V
• Operating Temperature Range: -55°C to +175°C
• Polarity: Unidirectional

Detailed Pin Configuration

The 1.5KE9.1ATR TVS diode typically has two leads with an axial package. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Suppression: Provides protection against voltage transients and surges.
• Fast Response Time: Reacts quickly to transient events, safeguarding downstream components.
• Low Clamping Voltage: Limits the voltage across protected circuits during transient events.

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic components
• Fast response time ensures minimal impact on the protected circuit
• Low clamping voltage helps prevent damage to downstream components

Disadvantages

• Unidirectional protection may not be suitable for bidirectional applications
• Limited to specific voltage ratings and power dissipation capabilities

Working Principles

The 1.5KE9.1ATR operates based on the principle of avalanche breakdown, where it rapidly conducts excess current away from the protected circuit when a transient voltage event occurs. This action prevents the voltage from reaching damaging levels and protects downstream components.

Detailed Application Field Plans

The 1.5KE9.1ATR is commonly used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5KE9.1ATR include: - P6KE9.1A - SMAJ9.1A - 1.5KE6.8A - SA9.0CA

In conclusion, the 1.5KE9.1ATR TVS diode is a crucial component for surge protection in electronic circuits, offering fast response times and effective transient suppression. Its application spans across diverse industries, providing essential protection for sensitive electronic components.

Word count: 411