1.5KE91AHA0G Product Overview

Introduction

The 1.5KE91AHA0G is a high-performance transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients induced by lightning and other transient voltage events
• Characteristics: High performance, reliable protection, low clamping voltage
• Package: Axial leaded, DO-201AD
• Essence: Provides robust transient voltage suppression for electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Voltage - Reverse Standoff (Typ): 77.4V
• Voltage - Breakdown (Min): 86V
• Voltage - Clamping (Max) @ Ipp: 139V
• Current - Peak Pulse (10/1000µs): 19.2A
• Power - Peak Pulse: 1500W
• Type: Zener

Detailed Pin Configuration

The 1.5KE91AHA0G follows a standard axial leaded package configuration with two leads for easy integration into electronic circuits.

Functional Features

• Robust transient voltage suppression
• Fast response time
• Low clamping voltage
• High surge current capability

Advantages and Disadvantages

Advantages

• Reliable protection against voltage transients
• Fast response time ensures minimal impact on protected circuits
• Low clamping voltage helps prevent damage to sensitive components

Disadvantages

• Higher cost compared to traditional transient voltage suppressors
• Requires careful consideration of mounting and layout for optimal performance

Working Principles

The 1.5KE91AHA0G operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from sensitive components, thereby protecting them from damage.

Detailed Application Field Plans

The 1.5KE91AHA0G finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE91CA: Similar specifications with a slightly higher clamping voltage
• 1.5KE91CP: Comparable performance with a different package type
• 1.5KE100A: Higher reverse standoff voltage with similar characteristics

In conclusion, the 1.5KE91AHA0G offers reliable transient voltage suppression for a wide range of electronic applications, ensuring the protection of sensitive components from voltage transients induced by lightning and other transient voltage events.

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