SMCJ90AHE3/57T - Product Overview and Analysis

Introduction

The SMCJ90AHE3/57T is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides a comprehensive overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The SMCJ90AHE3/57T belongs to the category of TVS diodes and is primarily used for surge protection in various electronic circuits and systems. It is commonly employed in applications where protection against voltage surges and transients is critical to prevent damage to sensitive components.

Basic Information Overview

• Category: TVS Diode
• Use: Surge Protection
• Characteristics: High Performance, Fast Response Time
• Package: SMC (DO-214AB)
• Essence: Transient Voltage Suppression
• Packaging/Quantity: Tape & Reel, 1800 units per reel

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage: 90 V
• Operating Voltage: 77.4 V
• Clamping Voltage: 146 V
• Peak Pulse Current: 58.6 A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMCJ90AHE3/57T TVS diode has a standard SMC (DO-214AB) package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time
• Low clamping voltage
• High surge current capability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time ensures minimal impact on the protected circuit
• RoHS compliance for environmental sustainability

Disadvantages

• Relatively higher clamping voltage compared to some alternative models
• Limited peak pulse power handling capability

Working Principles

The SMCJ90AHE3/57T operates based on the principle of avalanche breakdown, where it rapidly diverts excessive transient currents away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The SMCJ90AHE3/57T is widely used in the following application fields: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring similar surge protection capabilities, alternative models to consider include: - SMAJ90AHE3/5A - SMCJ100AHE3/9AT - P6KE91CA

In conclusion, the SMCJ90AHE3/57T TVS diode offers effective surge protection for a wide range of electronic applications, despite its limitations in peak pulse power handling and clamping voltage. Its fast response time and high surge current capability make it a valuable component in safeguarding sensitive electronics from transient voltage events.

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