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P4SMA440CA from GS

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P4SMA440CA

Manufacturer: GS, VISHAY

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Partnumber Manufacturer Quantity Availability
P4SMA440CA GS, VISHAY 120000 In Stock

Description and Introduction

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors **Introduction to the P4SMA440CA from GS**  

The **P4SMA440CA** is a high-performance **surface-mount transient voltage suppressor (TVS) diode** designed to protect sensitive electronic circuits from voltage spikes and transient events. Manufactured by **GS**, this component offers robust **440V standoff voltage** and **600W peak pulse power** capability, making it suitable for applications requiring reliable overvoltage protection.  

Featuring a **unidirectional** configuration, the P4SMA440CA clamps transient voltages to safe levels, safeguarding downstream components from damage caused by electrostatic discharge (ESD), lightning surges, or inductive load switching. Its **low clamping voltage** ensures minimal stress on protected circuits, while the **fast response time** (typically in nanoseconds) provides immediate protection against sudden voltage transients.  

Encased in a compact **SMA (DO-214AC) package**, the diode is ideal for space-constrained designs in industries such as **telecommunications, automotive electronics, industrial controls, and power supplies**. Its **high surge current handling** and **wide operating temperature range** enhance reliability in harsh environments.  

Engineers favor the P4SMA440CA for its **balance of performance, durability, and cost-effectiveness**, making it a preferred choice for modern circuit protection solutions. Whether used in consumer electronics or critical infrastructure, this TVS diode delivers dependable overvoltage defense with minimal footprint.

Application Scenarios & Design Considerations

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Alternative Part Number

  • SMAJ440CA --: Same SMA package bidirectional 440V TVS diode with comparable clamping voltage and power rating, widely available from a major supplier.
  • SMBJ440CA --: Bidirectional 440V TVS in SMB package offering higher surge power margin; can replace SMA part where board space allows.
  • 1.5SMC440CA --: 1500W bidirectional 440V TVS in SMC package, providing robust surge protection as a higher-power alternative.
  • SMAJ440CA --: Same SMA package bidirectional 440V TVS diode with comparable clamping performance, widely available and pin-compatible.
  • SMBJ440CA --: Bidirectional 440V TVS in SMB package offering higher surge rating; can replace with minor footprint adjustment.
  • 1.5SMC440CA --: Bidirectional 440V TVS in SMC package with higher peak pulse power, suitable when extra surge margin is needed.

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