SMAJ8.5AHE3/5A - Product Overview and Analysis

Introduction

The SMAJ8.5AHE3/5A belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMAJ8.5AHE3/5A is designed to provide robust protection against overvoltage events, making it an essential component in various electronic applications.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: DO-214AC (SMA) package
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Part Number: SMAJ8.5AHE3/5A
• Voltage Rating: 8.5V
• Peak Pulse Power Dissipation: 400W
• Breakdown Voltage: 9.4V to 10.5V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ8.5AHE3/5A TVS diode features a standard DO-214AC (SMA) package with two pins for easy integration into electronic circuits. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Fast Response Time: Rapid reaction to voltage transients
• Low Clamping Voltage: Limits the voltage across protected components
• High Surge Capability: Ability to handle large transient currents

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Compact form factor for easy integration
• Wide operating temperature range

Disadvantages

• Limited to specific voltage ratings
• Requires careful consideration of placement in circuit design

Working Principles

The SMAJ8.5AHE3/5A operates by diverting excessive voltage away from sensitive components when a transient event occurs. It clamps the voltage to a safe level, preventing damage to the connected circuitry.

Detailed Application Field Plans

The SMAJ8.5AHE3/5A finds extensive use in various electronic applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ8.5A
  • Voltage Rating: 8.5V
  • Package: DO-214AA (SMB)
  • Characteristics: Similar to SMAJ8.5AHE3/5A with slight variations in form factor
• Alternative Model 2: P6SMB8.5A
  • Voltage Rating: 8.5V
  • Package: DO-214AA (SMB)
  • Characteristics: Higher peak pulse power dissipation compared to SMAJ8.5AHE3/5A

In conclusion, the SMAJ8.5AHE3/5A transient voltage suppressor diode offers reliable protection against voltage transients in electronic circuits. Its fast response time, low clamping voltage, and high surge capability make it a valuable component in safeguarding sensitive electronics.

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