SMCG18CA-HR

Introduction

The SMCG18CA-HR is a high-reliability transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients induced by lightning and other transient voltage events
• Characteristics: High reliability, fast response time, low clamping voltage
• Package: SMA (DO-214AC)
• Essence: Provides robust protection for sensitive electronic equipment
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage Range: 15 V to 220 V
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMCG18CA-HR follows the standard SMA (DO-214AC) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Fast response time
• Low clamping voltage
• High surge capability
• High reliability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Robust protection against transient voltage events
• Wide breakdown voltage range
• RoHS compliant
• High surge capability

Disadvantages

• Sensitive to reverse voltage polarity
• Requires proper heat dissipation in high-power applications

Working Principles

The SMCG18CA-HR operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly switches into its low-impedance state, diverting excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SMCG18CA-HR is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics - Medical equipment

Detailed and Complete Alternative Models

• SMCG15CA-HR: Breakdown voltage range: 15 V
• SMCG24CA-HR: Breakdown voltage range: 24 V
• SMCG36CA-HR: Breakdown voltage range: 36 V
• SMCG48CA-HR: Breakdown voltage range: 48 V
• SMCG58CA-HR: Breakdown voltage range: 58 V

In conclusion, the SMCG18CA-HR transient voltage suppressor diode offers high reliability and robust protection against transient voltage events. Its fast response time, low clamping voltage, and wide breakdown voltage range make it suitable for a wide range of applications, from telecommunication equipment to consumer electronics.

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