SMA5J8.5AHE3/5A - Product Overview

Introduction

The SMA5J8.5AHE3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes and is designed for use in a wide range of applications where protection against transient overvoltage events is required. This entry provides a comprehensive overview of the SMA5J8.5AHE3/5A, 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 Diodes
Use: Protection against transient overvoltage events
Characteristics: High surge capability, low clamping voltage, fast response time
Package: SMA (DO-214AC)
Essence: Transient voltage suppression
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Peak Pulse Power: 5000W
Standoff Voltage: 8.5V
Breakdown Voltage: 9.4V
Maximum Clamping Voltage: 14.5V
Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J8.5AHE3/5A follows the standard SMA (DO-214AC) package configuration with two leads.

Functional Features

High Surge Capability: Capable of withstanding high surge currents.
Low Clamping Voltage: Provides effective protection by limiting the voltage across the circuit.
Fast Response Time: Rapid reaction to transient overvoltage events ensures minimal impact on the protected circuit.

Advantages and Disadvantages

Advantages:
- Effective protection against transient overvoltage events.
- High surge capability ensures reliability in demanding applications.
- Fast response time minimizes the risk of damage to sensitive components.
Disadvantages:
- May require additional circuitry for comprehensive overvoltage protection in complex systems.

Working Principles

The SMA5J8.5AHE3/5A operates based on the principle of diverting excessive transient voltage away from the protected circuit by providing a low-impedance path to ground. When a transient overvoltage event occurs, the diode rapidly conducts, clamping the voltage to a safe level and dissipating the excess energy as heat.

Detailed Application Field Plans

The SMA5J8.5AHE3/5A is suitable for a wide range of applications, including: - Power supplies - Industrial equipment - Automotive electronics - Telecommunication systems - Consumer electronics

Detailed and Complete Alternative Models

Alternative Model 1: SMA6J8.5AHE3/5A
- Standoff Voltage: 8.5V
- Peak Pulse Power: 6000W
Alternative Model 2: SMA5J10AHE3/5A
- Standoff Voltage: 10V
- Peak Pulse Power: 5000W

In conclusion, the SMA5J8.5AHE3/5A TVS diode offers robust transient overvoltage protection with its high surge capability, low clamping voltage, and fast response time. Its versatility makes it an ideal choice for various applications, and alternative models provide flexibility to suit specific requirements.

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