SMCG78CA-E3/9AT

Introduction

The SMCG78CA-E3/9AT is a crucial component in the field of electronic devices, providing essential protection against voltage surges and transients. This entry will provide an in-depth overview of this product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Surge Protection
• Characteristics: High-speed response, Low clamping voltage
• Package: DO-214AB (SMC)
• Essence: Protects electronic circuits from voltage surges and transients
• Packaging/Quantity: Available in reels or bulk packaging

Specifications

• Part Number: SMCG78CA-E3/9AT
• Peak Pulse Power: 1500W
• Breakdown Voltage: 78V
• Clamping Voltage: 126V
• Operating Temperature Range: -55°C to +175°C
• Mounting Type: Surface Mount
• Package / Case: DO-214AB (SMC)

Detailed Pin Configuration

The SMCG78CA-E3/9AT features a standard SMC package with two pins for surface mounting onto printed circuit boards. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Voltage Surge Protection: Provides robust protection against voltage surges and transients.
• High-Speed Response: Reacts quickly to transient events, safeguarding sensitive electronic components.
• Low Clamping Voltage: Limits the voltage across the protected circuit to prevent damage.

Advantages and Disadvantages

Advantages

• Effective protection against voltage surges
• High-speed response ensures minimal impact on the protected circuit
• Compact SMC package for easy integration into circuit designs

Disadvantages

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

Working Principles

The SMCG78CA-E3/9AT operates based on the principle of avalanche breakdown. When a voltage surge occurs, the device rapidly conducts excess current to ground, limiting the voltage across the protected circuit. This action prevents damage to sensitive electronic components and ensures the continued operation of the device.

Detailed Application Field Plans

The SMCG78CA-E3/9AT finds extensive application in various electronic systems requiring protection against voltage surges and transients. Some key application fields include: - Consumer Electronics - Telecommunications Equipment - Industrial Control Systems - Automotive Electronics - Power Supplies

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or package styles, several alternative models are available within the same series, such as the SMCGxxxA-E3/9AT series, where "xxx" represents different breakdown voltages. Additionally, other manufacturers offer similar devices with comparable specifications, such as the P6SMBJ78A from a different manufacturer.

In conclusion, the SMCG78CA-E3/9AT plays a vital role in protecting electronic circuits from voltage surges and transients, offering high-speed response, low clamping voltage, and reliable performance. Its compact package and robust functionality make it a valuable component in a wide range of electronic systems.

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