SMDJ20CA-HRA

Product Overview

The SMDJ20CA-HRA belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMDJ20CA-HRA is characterized by its high reliability, fast response time, and compact package. It is typically available in tape and reel packaging with a specified quantity per reel.

Specifications

• Voltage Rating: 20V
• Power Dissipation: 3kW
• Package Type: SMD (Surface Mount Device)
• Polarity: Unidirectional
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMDJ20CA-HRA typically features a standard SMD package with two terminals for surface mounting onto a printed circuit board. The pin configuration follows industry-standard guidelines for SMD diodes.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• High Reliability: Designed for consistent performance and longevity in demanding applications.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact and space-saving SMD package

Disadvantages

• Limited voltage rating compared to some higher-power diodes
• Unidirectional polarity may not be suitable for all applications

Working Principles

The SMDJ20CA-HRA operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components. This action effectively limits the voltage across the protected circuit.

Detailed Application Field Plans

The SMDJ20CA-HRA is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• SMDJ5.0A-HRA: Lower voltage rating for less demanding applications
• SMDJ33CA-HRA: Higher voltage rating for increased transient protection

In conclusion, the SMDJ20CA-HRA transient voltage suppressor diode offers reliable protection against voltage transients in a compact SMD package. Its fast response time and high reliability make it suitable for a wide range of electronic applications.

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