SMAJ70CA-TR

Introduction

The SMAJ70CA-TR belongs to the category of transient voltage suppressor diodes and is commonly used for surge protection in electronic circuits. 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 SMAJ70CA-TR.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Surge protection in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA), SMC package
• Essence: Protects sensitive electronic components from voltage transients
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 77.8V to 86.5V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C
• Forward Voltage Drop: 0.9V at 3.5A
• Reverse Leakage Current: 1μA at 58.9V

Detailed Pin Configuration

The SMAJ70CA-TR typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients and surges.
• Fast Response Time: Reacts quickly to voltage spikes, safeguarding sensitive components.
• Low Clamping Voltage: Limits the voltage across the protected circuit during a transient event.

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic components
• Fast response time ensures minimal damage to the circuit
• Low clamping voltage prevents excessive voltage exposure

Disadvantages

• May require additional circuitry for comprehensive surge protection in complex systems
• Limited to specific voltage ranges, may not be suitable for all applications

Working Principles

The SMAJ70CA-TR operates by diverting excess current away from the protected circuit when a transient voltage spike occurs. It achieves this through a combination of its breakdown voltage and surge current capability, effectively limiting the voltage across the circuit and preventing damage to sensitive components.

Detailed Application Field Plans

The SMAJ70CA-TR is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMAJ70CA-TR include: - P6KE68CA - 1.5KE82CA - SMBJ78CA - SMCJ75CA - TVS5K70CA

In conclusion, the SMAJ70CA-TR transient voltage suppressor diode offers effective surge protection with its fast response time, low clamping voltage, and high surge current capability. While it has specific limitations, its application spans across various electronic systems, and there are alternative models available to suit different requirements.

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