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Vishay P4SMA47CAHM3AH Transient Voltage Suppressor

The P4SMA series transient voltage suppressors are surface-mount devices designed for sensitive electronic circuit protection against voltage transients. Available in uni-directional and bi-directional configurations, these compact SMA (DO-214AC) packages feature glass passivated chips, RoHS compliance, and high peak pulse power of up to 400 W. Suitable for automotive and industrial applications, they ensure excellent clamping capability, fast response times, and reliable performance in lightning and inductive load switching surges, making them ideal for consumer electronics, sensors, and communication systems.

Authorized Distributors
Source:Newark
Part No:P4SMA47CAHM3_A/H
Stock:8995
Inv Date:06-09-2026
Price: Unit price: $0.117
Buy/RFQ:
Source:DigiKey
Part No:P4SMA47CAHM3_A/H
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.1925
Buy/RFQ:
Part No:P4SMA47CAHM3_A/H
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.189
Buy/RFQ:
Part No:P4SMA47CAHM3-A/H
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay P4SMA47CAHM3AH Transient Voltage Suppressor Specifications:

  • Package: SMA (DO-214AC)
  • Peak Power Dissipation: 400 W
  • Peak Pulse Current: 40A (uni-directional), derated above 25°C
  • Voltage Range: 5.8 V to 459 V (Vw), 6.8 V to 540 V (Ver)
  • Temperature Range: -65°C to +150°C
  • Polarity: Uni-directional and Bi-directional
  • Mounting: Surface-mount, RoHS compliant, glass passivated chip
  • Terminals: Matte tin plated leads, solderable per standards
  • Thermal Resistance Junction to Ambient: 120°C/W
  • Maximum Thermal Resistance Junction to Lead: 30°C/W
  • Standards: UL 94V-0 flammability, AEC-Q101 qualified options available

Buy the VISHAY Series P4SMA Transient Voltage Suppressor: P4SMA47CAHM3AH

Purchase the Vishay Series P4SMA47CAHM3AH transient voltage suppressor online today for superior electronic circuit protection. Designed in a compact SMA package, this device offers peak pulse power up to 400 W, ensuring fast and reliable response against voltage transients caused by lightning surges, inductive loads, and switching operations. Its broad voltage range and RoHS compliance make it suitable for automotive, industrial, and consumer applications. Secure your sensitive electronics with Vishay's trusted surge protector for safety and longevity, available for quick delivery online.

Order your Vishay Series P4SMA47CAHM3AH transient voltage suppressor today and ensure reliable circuit protection in your sensitive electronics projects.

Frequently Asked Questions

Where can I buy Vishay P4SMA47CAHM3AH?

You can click on the BUY or RFQ button to purchase P4SMA47CAHM3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part P4SMA47CAHM3AH?

You can download the P4SMA47CAHM3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of P4SMA47CAHM3AH?

Vishay

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