SMA5J18HE3/61

Product Overview

Category

SMA5J18HE3/61 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, particularly in applications where protection against transient voltage spikes is crucial.

Characteristics

• Low clamping voltage
• Fast response time
• High surge current capability

Package

The SMA5J18HE3/61 is available in a compact SMA package, which is designed for surface mount applications.

Essence

The essence of SMA5J18HE3/61 lies in its ability to provide robust protection against transient voltage surges, ensuring the safety and reliability of electronic systems.

Packaging/Quantity

The diodes are typically packaged in reels or tubes, with varying quantities based on customer requirements.

Specifications

• Peak Pulse Power: 5000W
• Breakdown Voltage: 18V
• Maximum Clamping Voltage: 29.2V
• Operating Temperature Range: -55°C to +150°C
• RoHS compliant

Detailed Pin Configuration

The SMA5J18HE3/61 has a standard SMA package with two pins, one for the anode and the other for the cathode.

Functional Features

• Provides effective protection against voltage transients
• Fast response time ensures minimal impact on the protected circuit
• Low clamping voltage prevents damage to sensitive components

Advantages

• High surge current capability
• Compact and easy to integrate into circuit designs
• RoHS compliant, meeting environmental standards

Disadvantages

• Limited breakdown voltage range compared to some alternative models
• May not be suitable for applications requiring higher voltage protection levels

Working Principles

When a transient voltage surge occurs, the SMA5J18HE3/61 diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to downstream components.

Detailed Application Field Plans

The SMA5J18HE3/61 is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models with similar characteristics include: - SMA6J18A - P6KE18CA - SMCJ18A

In conclusion, SMA5J18HE3/61 is a reliable TVS diode that offers robust surge protection for electronic circuits. Its fast response time, high surge current capability, and compact design make it a preferred choice for various applications requiring transient voltage suppression.

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