SMAJ85CA-M3/5A

Introduction

The SMAJ85CA-M3/5A is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used to protect sensitive electronic components from voltage spikes and transients. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SMAJ85CA-M3/5A.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA (DO-214AC)
• Essence: Provides robust protection for electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Part Number: SMAJ85CA-M3/5A
• Peak Pulse Power: 400W
• Breakdown Voltage: 85V
• Operating Voltage: 77.4V
• Clamping Voltage: 135V
• Peak Pulse Current: 5A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ85CA-M3/5A diode has two pins, with the cathode marked by a band on the body of the diode.

Functional Features

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

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Fast response time
• Compact package size

Disadvantages

• Limited power dissipation capability
• May require additional circuitry for comprehensive protection

Working Principles

When a transient voltage spike occurs, the SMAJ85CA-M3/5A diode conducts and clamps the voltage to a safe level, protecting the connected circuitry. It achieves this by diverting excess current away from sensitive components.

Detailed Application Field Plans

The SMAJ85CA-M3/5A is widely used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: P6SMBJ85CA

  • Category: Transient Voltage Suppressor Diode
  • Breakdown Voltage: 85V
  • Package: SMB (DO-214AA)

• Alternative Model 2: 1.5KE85CA

  • Category: Transient Voltage Suppressor Diode
  • Breakdown Voltage: 85V
  • Package: DO-201AD

In conclusion, the SMAJ85CA-M3/5A diode offers effective protection against voltage spikes and transients, making it an essential component in various electronic applications. Its fast response time, low clamping voltage, and high surge current capability make it a reliable choice for safeguarding sensitive circuits.

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