SMDJ26CA - Product Overview and Specifications

Introduction

The SMDJ26CA belongs to the category of transient voltage suppressor diodes, commonly used for surge protection in electronic circuits. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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: SMD (Surface Mount Device)
• Essence: Protecting sensitive electronic components from voltage spikes
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Part Number: SMDJ26CA
• Peak Power Dissipation: 3000W
• Breakdown Voltage: 26V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +175°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The SMDJ26CA typically follows a standard SMD diode pin configuration with two terminals for surface mounting onto circuit boards.

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient overvoltage events to protect downstream components.
• Low Clamping Voltage: Ensures that the protected circuitry is exposed to minimal voltage during a surge event.
• Fast Response Time: Reacts quickly to transient voltage spikes, minimizing the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

• High surge current capability
• RoHS compliant
• Compact SMD package for easy integration into circuit designs

Disadvantages

• Limited breakdown voltage compared to higher-rated devices
• May require additional circuitry for handling sustained overvoltage conditions

Working Principles

The SMDJ26CA operates by diverting excess voltage away from sensitive components when a surge occurs. It achieves this through rapid conduction, effectively shunting the excess energy to protect the downstream circuitry.

Detailed Application Field Plans

The SMDJ26CA finds extensive use in various applications, including: 1. Telecommunications: Protecting communication equipment from lightning-induced surges. 2. Industrial Control Systems: Safeguarding control circuitry from power line transients. 3. Automotive Electronics: Shielding vehicle electronics from voltage spikes due to load dumps or ESD events.

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or form factors, alternative models to consider include: - SMDJ5.0A: 5V breakdown voltage variant - SMDJ15CA: 15V breakdown voltage variant - SMDJ40CA: 40V breakdown voltage variant

In conclusion, the SMDJ26CA transient voltage suppressor diode offers robust surge protection capabilities in a compact SMD package, making it an essential component in safeguarding electronic circuits from transient overvoltage events.

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