P4SMA540AManufacturer: GSI, VISHAY ARK Electronics - Surface Mount Transient Voltage Suppressors Peak Pulse Power 400W Breakdown Voltage 6.8 to 550V |
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| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| P4SMA540A | GSI, VISHAY | 59000 | In Stock |
Description and Introduction
ARK Electronics - Surface Mount Transient Voltage Suppressors Peak Pulse Power 400W Breakdown Voltage 6.8 to 550V **Introduction to the P4SMA540A TVS Diode from VISHAY**  
The P4SMA540A is a surface-mount transient voltage suppressor (TVS) diode designed to protect sensitive electronic circuits from voltage spikes and transient events. Manufactured by VISHAY, this component offers robust surge protection with a peak pulse power rating of 400 W (10/1000 µs) and a standoff voltage of 54 V.   Featuring a low clamping voltage, the P4SMA540A efficiently diverts excess energy away from critical components, safeguarding against electrostatic discharge (ESD), lightning-induced surges, and inductive load switching. Its compact SMA (DO-214AC) package makes it suitable for space-constrained applications, including power supplies, communication systems, and industrial electronics.   Key specifications include a breakdown voltage of 60 V (minimum) and a fast response time, ensuring rapid reaction to transient threats. The diode operates over a wide temperature range (-55°C to +150°C), making it reliable in harsh environments.   Engineers favor the P4SMA540A for its balance of performance and durability, making it an ideal choice for circuit protection in automotive, consumer, and industrial applications where transient suppression is critical. Its compliance with industry standards further reinforces its suitability for high-reliability designs. |
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Application Scenarios & Design Considerations
ARK Electronics - Surface Mount Transient Voltage Suppressors Peak Pulse Power 400W Breakdown Voltage 6.8 to 550V
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