SMCJ8.5AHE3/57T - Product Overview and Analysis

Introduction

The SMCJ8.5AHE3/57T is a semiconductor product that belongs to the category of transient voltage suppressor diodes (TVS diodes). This entry provides a comprehensive overview of the SMCJ8.5AHE3/57T, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes (TVS Diodes)
• Use: The SMCJ8.5AHE3/57T is designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).
• Characteristics: It offers low clamping voltage, high surge capability, and fast response time.
• Package: SMC (DO-214AB) package type.
• Essence: The essence of the SMCJ8.5AHE3/57T lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage spikes.
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 500 units per reel.

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage: 8.5V
• Operating Voltage: 7.37V
• Maximum Clamping Voltage: 14.4V
• Peak Pulse Current: 34.8A
• Reverse Standoff Voltage: 6.40V
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ8.5AHE3/57T TVS diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage, protecting downstream components.
• Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of handling large surge currents without degradation.

Advantages and Disadvantages

Advantages

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

Disadvantages

• May exhibit leakage current at lower voltages
• Requires careful consideration of placement for optimal performance

Working Principles

The SMCJ8.5AHE3/57T operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMCJ8.5AHE3/57T is widely used in various applications, including: - Telecommunication equipment - Industrial automation systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMCJ8.5AHE3/57T include: - P6KE6.8CA - 1.5KE6.8A - SMAJ6.8A

In conclusion, the SMCJ8.5AHE3/57T transient voltage suppressor diode offers robust protection against voltage transients and finds extensive use in diverse electronic applications.

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