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P4SMA250CA from GS

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P4SMA250CA

Manufacturer: GS, VISHAY

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Partnumber Manufacturer Quantity Availability
P4SMA250CA GS, VISHAY 120000 In Stock

Description and Introduction

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors The **P4SMA250CA** 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 component is part of the **P4SMA series**, known for its robust surge-handling capabilities and fast response time.  

With a **standoff voltage of 250V** and a **peak pulse power rating of 400W**, the P4SMA250CA effectively clamps transient voltages, safeguarding devices against electrostatic discharge (ESD), lightning surges, and inductive load switching events. Its **low clamping voltage** ensures minimal stress on protected circuits, enhancing reliability in demanding applications.  

The **unidirectional** configuration of the P4SMA250CA makes it suitable for DC circuits, where it suppresses positive voltage transients while allowing normal operation. Its **compact SMA (DO-214AC) package** enables easy integration into space-constrained designs, such as power supplies, communication equipment, and automotive electronics.  

Key features include **high surge current capability**, **low leakage current**, and compliance with industry standards like **AEC-Q101** for automotive applications. Engineers favor this TVS diode for its balance of performance, durability, and cost-effectiveness in transient voltage protection solutions.  

For optimal performance, proper PCB layout and thermal considerations should be observed during implementation. The P4SMA250CA remains a reliable choice for circuit protection in industrial, automotive, and consumer electronics.

Application Scenarios & Design Considerations

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Alternative Part Number

  • SMAJ250CA --: Same SMA package bidirectional 250V TVS diode with comparable clamping voltage and power rating, widely available and pin-compatible.
  • SMBJ250CA --: Bidirectional 250V TVS in SMB package offering higher surge capability; can replace with minor board space adjustment.
  • 1.5SMC250CA --: Bidirectional 250V TVS with 1500W peak pulse rating, suitable when higher surge protection is acceptable in SMC footprint.
  • SMAJ250CA --: Same SMA package bidirectional 250V TVS diode with comparable clamping voltage and power rating, widely available and pin-compatible.
  • SMBJ250CA --: Bidirectional 250V TVS in SMB package offering higher surge power margin; usable if board space allows the slightly larger footprint.
  • 1.5SMC250CA --: 1500W bidirectional 250V TVS in SMC package providing greater peak pulse power for robust transient protection.

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