1.5KE9.1AHR0G - Product Overview and Analysis

Introduction

The 1.5KE9.1AHR0G is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). This entry provides an in-depth analysis of the 1.5KE9.1AHR0G, covering its product details, specifications, functional features, advantages, 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, inductive load switching, and ESD
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Axial Leaded
• Essence: Safeguarding sensitive electronic components from voltage transients
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Voltage - Reverse Standoff (Typ): 7.37V
• Voltage - Breakdown (Min): 8.19V
• Voltage - Clamping (Max) @ Ipp: 14.3V
• Current - Peak Pulse (10/1000µs): 20.2A
• Power - Peak Pulse: 1500W
• Type: Zener
• Unidirectional Channels: 1

Detailed Pin Configuration

The 1.5KE9.1AHR0G TVS diode has an axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• High Surge Capability: Capable of withstanding high surge currents without degradation.
• Low Clamping Voltage: Provides effective protection by limiting the voltage across the protected circuit.
• Fast Response Time: Rapidly responds to voltage transients, minimizing the risk of damage to downstream components.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Sensitive to overvoltage conditions
• Requires careful handling during installation

Working Principles

The 1.5KE9.1AHR0G operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action limits the voltage across the circuit, safeguarding sensitive components.

Detailed Application Field Plans

The 1.5KE9.1AHR0G is widely used in various applications, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE6.8AHR0G: Similar TVS diode with lower clamping voltage
• 1.5KE11AHR0G: Similar TVS diode with higher breakdown voltage
• 1.5KE9.1CAHR0G: Bidirectional TVS diode for dual-channel protection

In conclusion, the 1.5KE9.1AHR0G TVS diode offers robust protection against voltage transients, making it an essential component in various electronic systems. Its high surge capability, low clamping voltage, and fast response time make it a reliable choice for safeguarding sensitive components.

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