IC Phoenix logo

Home ›  P  › P3 > P4SMA20CA

P4SMA20CA from VISHAY

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

P4SMA20CA

Manufacturer: VISHAY, GS

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Partnumber Manufacturer Quantity Availability
P4SMA20CA VISHAY, GS 120000 In Stock

Description and Introduction

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors # Introduction to the P4SMA20CA TVS Diode from VISHAY  

The **P4SMA20CA** is a **bidirectional transient voltage suppression (TVS) diode** designed by **VISHAY** to protect sensitive electronic circuits from voltage transients, electrostatic discharge (ESD), and other surge events. This component is part of the **P4SMA series**, known for its robust performance in clamping transient voltages and safeguarding power and signal lines.  

With a **standoff voltage of 20V** and a **breakdown voltage range of 22.2V to 24.7V**, the P4SMA20CA efficiently diverts excess energy away from critical components. It offers a **peak pulse power dissipation of 400W (10/1000μs waveform)** and low clamping voltage, ensuring reliable overvoltage protection.  

The **bidirectional configuration** makes it suitable for AC and DC applications, including **telecommunications, industrial controls, and automotive systems**. Its compact **DO-214AC (SMA) package** allows for easy integration into space-constrained designs while maintaining high surge-handling capabilities.  

Engineers favor the P4SMA20CA for its **fast response time** and **high reliability**, making it an essential component in circuits exposed to unpredictable voltage spikes. Whether used in power supplies, data lines, or communication interfaces, this TVS diode provides robust protection against transient threats.

Application Scenarios & Design Considerations

Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors

Alternative Part Number

  • SMAJ20CA --: Same SMA package, 400W bidirectional TVS with 20V standoff voltage, direct functional equivalent.
  • SMBJ20CA --: Bidirectional 20V TVS in SMB package with higher 600W surge rating, suitable drop-in upgrade if board space allows.
  • 1SMA20CAT3G --: SMA-packaged 400W bidirectional TVS with 20V standoff, similar electrical characteristics from an alternate supplier.
  • SMAJ20CA --: Same SMA package bidirectional 20V TVS diode with comparable clamping voltage and power rating, widely available and a common drop-in replacement.
  • SMBJ20CA --: Bidirectional 20V TVS in SMB package offering higher surge power margin; usable if board space allows the slightly larger footprint.
  • 1SMA20CAT3G --: SMA-packaged bidirectional 20V TVS diode with similar electrical characteristics, from a major supplier with good availability.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips