SMBJ8.5A-E3/5B: Product Overview and Analysis

Introduction

The SMBJ8.5A-E3/5B is a crucial component in the field of electronics, specifically within the category of transient voltage suppressor diodes. This entry will provide an in-depth analysis of the SMBJ8.5A-E3/5B, covering its basic information overview, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protecting sensitive electronic devices from voltage transients
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AA (SMB), SMD/SMT
• Essence: Provides overvoltage protection to electronic circuits
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Voltage - Reverse Standoff (Typ): 8.5V
• Voltage - Breakdown (Min): 9.4V
• Voltage - Clamping (Max) @ Ipp: 14.5V
• Current - Peak Pulse (10/1000µs): 34.4A
• Power - Peak Pulse: 600W
• Type: Zener
• Unidirectional

Detailed Pin Configuration

The SMBJ8.5A-E3/5B follows the standard pin configuration for DO-214AA (SMB) packages, with two pins for connection to the circuit board.

Functional Features

• Rapid response to transient voltage spikes
• Low clamping voltage to protect downstream components
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Compact size for easy integration into circuit designs
• Suitable for a wide range of applications

Disadvantages

• Limited to unidirectional transient voltage suppression
• May require additional components for bidirectional protection

Working Principles

The SMBJ8.5A-E3/5B operates by diverting excess transient voltage away from sensitive electronic components, thereby safeguarding them from potential damage. When a voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMBJ8.5A-E3/5B finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For those seeking alternatives to the SMBJ8.5A-E3/5B, several comparable options are available, such as: - P6KE6.8A - 1.5KE6.8A - SMAJ6.8A

In conclusion, the SMBJ8.5A-E3/5B plays a vital role in protecting electronic devices from voltage transients, offering fast response times, low clamping voltages, and high surge current capabilities. Its compact size and effectiveness make it a popular choice across diverse electronic applications.

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