SMCJ14A-HRA Encyclopedia Entry

Product Overview

The SMCJ14A-HRA belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and surges. The SMCJ14A-HRA is designed to provide robust protection for a wide range of electronic devices and circuits.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and surges
• Characteristics: High reliability, fast response time, low clamping voltage
• Package: SMC (DO-214AB)
• Essence: Safeguarding electronic components from transient voltage events
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 14V
• Operating Voltage: 12.1V
• Clamping Voltage: 19.9V
• Peak Pulse Current: 43.5A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ14A-HRA typically has two pins, with the cathode connected to the marked side of the package and the anode connected to the opposite side.

Functional Features

• Fast response time to transient voltage events
• Low clamping voltage to protect downstream components
• High peak pulse power handling capability
• Robust construction for reliable performance

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• High peak pulse power rating

Disadvantages

• Can degrade over time with repeated exposure to high-energy transients
• Requires proper installation and circuit design for optimal performance

Working Principles

The SMCJ14A-HRA operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps to limit the voltage across the circuit to a safe level.

Detailed Application Field Plans

The SMCJ14A-HRA is widely used in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the SMCJ14A-HRA include: - SMCJ10A-HRA - SMCJ16A-HRA - SMCJ20A-HRA - SMCJ24A-HRA

These alternatives offer varying breakdown voltages and clamping voltages to suit different application requirements.

In conclusion, the SMCJ14A-HRA transient voltage suppressor diode provides essential protection for electronic circuits and devices, offering a balance of performance and reliability in safeguarding against voltage transients.

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