SMCJ75CAHE3/57T - Product Overview and Analysis

Introduction

The SMCJ75CAHE3/57T 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 basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: SMC (DO-214AB)
• Essence: Transient voltage suppression
• Packaging/Quantity: Tape & Reel, 1500 units per reel

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage: 75 V
• Clamping Voltage: 121 V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMCJ75CAHE3/57T TVS diode has a standard SMC package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Provides robust protection against transient voltage events.
• Fast Response Time: Rapidly clamps transient voltages to safe levels, protecting downstream components.
• High Surge Capability: Can withstand high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• RoHS compliant

Disadvantages

• Relatively high clamping voltage compared to some alternative models
• Limited to a specific breakdown voltage (75 V)

Working Principles

The SMCJ75CAHE3/57T operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SMCJ75CAHE3/57T is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMCJ75CAHE3/57T include: - P6KE75CA: Similar TVS diode with a different package (DO-15) - 1.5SMC75CA: TVS diode with a higher surge capability - SMBJ75CA: TVS diode with a smaller package size

In conclusion, the SMCJ75CAHE3/57T TVS diode offers effective transient voltage suppression for a wide range of applications, despite its limitations in clamping voltage and breakdown voltage. Its fast response time and high surge capability make it a reliable choice for protecting sensitive electronic equipment.

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