SMAJ18C-E3/61

Product Overview

Category

The SMAJ18C-E3/61 belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

• Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the circuit.
• Compact Size: Small form factor for easy integration into electronic designs.

Package

The SMAJ18C-E3/61 is typically available in a surface mount package, making it suitable for automated assembly processes.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, ensuring reliable operation and longevity of electronic devices.

Packaging/Quantity

It is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Part Number: SMAJ18C-E3/61
• Type: Transient Voltage Suppressor (TVS)
• Voltage Rating: 18V
• Peak Pulse Power: 400W
• Operating Temperature Range: -55°C to 150°C
• Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ18C-E3/61 typically features two pins in a surface mount package. The pin configuration includes anode and cathode connections for integration into the circuit.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excess current away from sensitive components.
• Low Clamping Voltage: Ensures that the protected circuit operates within safe voltage limits during transient events.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact and easy to integrate into circuit designs

Disadvantages

• Limited to specific voltage ratings
• May require additional components for comprehensive surge protection in complex systems

Working Principles

The SMAJ18C-E3/61 works on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the rated threshold, thereby protecting the connected circuitry.

Detailed Application Field Plans

Consumer Electronics

• Used in power supply units, USB ports, and audio/video equipment to protect against voltage surges.

Automotive Electronics

• Integrated into automotive control modules and entertainment systems to safeguard against voltage spikes in the vehicle's electrical system.

Industrial Equipment

• Employed in industrial automation systems, motor drives, and control panels to ensure uninterrupted operation in the presence of voltage transients.

Detailed and Complete Alternative Models

• SMAJ5.0A-E3/61: 5V TVS diode with similar characteristics
• SMAJ12A-E3/61: 12V TVS diode offering comparable transient voltage suppression capabilities

In conclusion, the SMAJ18C-E3/61 serves as a crucial component in protecting electronic circuits from voltage transients, finding applications across various industries and electronic devices.

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