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P4SMA18CA from VISHAY

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P4SMA18CA

Manufacturer: VISHAY

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Partnumber Manufacturer Quantity Availability
P4SMA18CA VISHAY 55000 In Stock

Description and Introduction

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors The **P4SMA18CA** from **VISHAY** is a high-performance **surface-mount transient voltage suppressor (TVS) diode** designed to protect sensitive electronic circuits from voltage spikes and transients. This bidirectional TVS diode offers robust **18V clamping voltage** and is widely used in applications requiring reliable overvoltage protection, such as **telecommunications, industrial controls, and automotive systems**.  

With a **600W peak pulse power** capability, the P4SMA18CA efficiently absorbs transient energy, ensuring minimal impact on downstream components. Its compact **SMA (DO-214AC) package** makes it suitable for space-constrained PCB designs while maintaining excellent thermal performance.  

Key features include a **low clamping ratio**, fast response time, and high surge current handling, making it ideal for safeguarding data lines, power supplies, and I/O interfaces. The device meets **AEC-Q101** automotive qualifications, ensuring reliability in harsh environments.  

Engineers favor the P4SMA18CA for its **consistent performance, durability, and compliance with industry standards**, making it a trusted solution for transient suppression in modern electronics. Whether used in consumer electronics or industrial applications, this TVS diode provides an effective defense against electrical disturbances.

Application Scenarios & Design Considerations

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors
Partnumber Manufacturer Quantity Availability
P4SMA18CA GS 65000 In Stock

Description and Introduction

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors # Introduction to the P4SMA18CA TVS Diode  

The **P4SMA18CA** from GS is a surface-mount **transient voltage suppressor (TVS) diode** designed to protect sensitive electronic circuits from voltage spikes and electrostatic discharge (ESD). This bidirectional diode offers robust clamping performance, making it suitable for applications in power supplies, communication systems, and industrial electronics.  

With a **standoff voltage of 18V** and a **peak pulse power dissipation of 400W**, the P4SMA18CA efficiently suppresses transient overvoltage events. Its fast response time ensures minimal impact on system performance while safeguarding components from damage. The device complies with industry standards, including **IEC 61000-4-2 (ESD) and IEC 61000-4-4 (EFT)**, ensuring reliable protection in harsh environments.  

The **SMA (DO-214AC) package** provides a compact footprint, making it ideal for space-constrained designs. Its low leakage current and high surge capability enhance its suitability for automotive, consumer electronics, and telecommunications applications.  

Engineers favor the P4SMA18CA for its balance of performance, reliability, and cost-effectiveness, making it a practical choice for transient voltage protection in modern electronic systems.

Application Scenarios & Design Considerations

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

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