1.5SMC180C

Product Overview

Category

The 1.5SMC180C belongs to the category of surface mount transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

Characteristics

• Voltage Suppression: Provides protection against voltage spikes and surges.
• Surface Mount: Designed for easy installation on printed circuit boards.
• High Power Handling Capacity: Capable of handling high transient currents.

Package

The 1.5SMC180C is typically available in a DO-214AB (SMC) package.

Essence

The essence of the 1.5SMC180C lies in its ability to safeguard electronic circuits from voltage fluctuations and surges, thereby ensuring their reliable operation.

Packaging/Quantity

The 1.5SMC180C is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Peak Pulse Power: 1500 W
• Standoff Voltage: 154 V
• Breakdown Voltage: 171 V
• Clamping Voltage: 277 V
• Maximum Reverse Leakage Current: 1 µA
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC180C typically features two pins for surface mount soldering onto the PCB. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels, protecting downstream components.
• Low Clamping Voltage: Ensures minimal stress on protected circuits during transient events.
• Fast Response Time: Reacts quickly to transient voltage spikes, providing immediate protection.

Advantages

• Reliable Protection: Safeguards sensitive electronics from voltage transients.
• Compact Design: Space-efficient surface mount form factor.
• Wide Operating Temperature Range: Suitable for diverse environmental conditions.

Disadvantages

• Limited Peak Power Handling: May not be suitable for extremely high-power transient events.
• Single-Directional Protection: Provides protection only for unidirectional voltage transients.

Working Principles

The 1.5SMC180C operates by diverting excessive transient current away from the protected circuit, thereby limiting the voltage across it. This is achieved through the use of avalanche breakdown and clamping mechanisms within the diode structure.

Detailed Application Field Plans

The 1.5SMC180C finds application in various fields including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Ensuring reliability of control and monitoring electronics in industrial environments.

Detailed and Complete Alternative Models

Some alternative models to the 1.5SMC180C include: - 1.5SMC6.8CA: Similar TVS diode with higher peak power rating. - 1.5SMC33A: TVS diode with lower standoff voltage for specific applications. - 1.5SMC440CA: Higher voltage rating TVS diode for heavy-duty transient protection.

In conclusion, the 1.5SMC180C is a crucial component in protecting electronic circuits from voltage transients, offering reliable performance and compact design. Its wide range of applications and availability of alternative models make it a versatile choice for engineers seeking robust transient voltage suppression solutions.

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