1.5KE33CHE3/54 - Product Overview and Analysis

Introduction

The 1.5KE33CHE3/54 is a high-performance transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. This entry provides an in-depth analysis of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage transients induced by lightning, inductive load switching, and electrostatic discharge
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-201AE (DO-27), Axial
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies based on supplier

Specifications

• Part Number: 1.5KE33CHE3/54
• Peak Pulse Power: 1500W
• Standoff Voltage: 33V
• Breakdown Voltage Range: 36.7V to 40.6V
• Maximum Clamping Voltage: 53.3V at 77.8A
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE33CHE3/54 TVS diode has a standard axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• High Surge Capability: Can withstand large surge currents without degradation
• Low Clamping Voltage: Provides effective protection by limiting the voltage across the protected circuit
• Fast Response Time: Quickly responds to transient events, minimizing the risk of damage to downstream components

Advantages and Disadvantages

Advantages

• Robust protection against voltage transients
• Fast response time
• Wide operating temperature range

Disadvantages

• Axial package may require additional space compared to surface mount devices
• Limited to lower power applications compared to larger TVS diodes

Working Principles

When a transient voltage spike occurs, the 1.5KE33CHE3/54 TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE33CHE3/54 is commonly used in various applications, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE33CA: Similar specifications with a slightly lower clamping voltage
• 1.5KE36CHE3/54: Higher standoff voltage for increased protection

In conclusion, the 1.5KE33CHE3/54 TVS diode offers robust transient voltage protection for a wide range of electronic applications. Its high surge capability, low clamping voltage, and fast response time make it a reliable choice for safeguarding sensitive circuits against voltage transients.

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