SMCJ54A-HRA English Editing Encyclopedia Entry

Product Overview

The SMCJ54A-HRA belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ54A-HRA is designed to provide robust protection against transient overvoltage conditions in a variety of applications.

Basic Information Overview

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

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 54V
• Operating Temperature Range: -55°C to +175°C
• Reverse Standoff Voltage: 48.1V
• Forward Voltage: 3.5V at 10A

Detailed Pin Configuration

The SMCJ54A-HRA 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

• Fast response time to transient overvoltage conditions
• Low clamping voltage to limit the voltage across the protected circuit
• High surge current capability for reliable protection

Advantages and Disadvantages

Advantages: - Robust protection against voltage spikes - Fast response time - Wide operating temperature range

Disadvantages: - Higher cost compared to standard diodes - Requires careful consideration of placement in the circuit for optimal performance

Working Principles

When a transient overvoltage occurs, the SMCJ54A-HRA conducts and clamps the voltage to a safe level, protecting the downstream circuitry from damage. This is achieved through the rapid conduction of the diode when the voltage exceeds the breakdown voltage.

Detailed Application Field Plans

The SMCJ54A-HRA is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• SMCJ5.0A-HRA: Breakdown Voltage: 5.0V
• SMCJ6.0A-HRA: Breakdown Voltage: 6.0V
• SMCJ10A-HRA: Breakdown Voltage: 10V
• SMCJ24A-HRA: Breakdown Voltage: 24V

In conclusion, the SMCJ54A-HRA transient voltage suppressor diode offers reliable protection against transient overvoltage conditions in a wide range of electronic applications. Its high surge current capability, fast response time, and robust design make it a valuable component in safeguarding sensitive electronic circuits.

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