myMectronic
myMectronic

A Premier B2B Part Search

Vishay P4SMA39CAHM3AH Transient Voltage Suppressor

The P4SMA series encompasses surface-mount transient voltage suppressors designed for sensitive electronic protection. They feature low profile SMA package (DO-214AC), offering peak pulse power capability of 400 W with a fast response time for safeguarding ICs, MOSFETs, and signal lines in consumer, industrial, and telecommunication equipment. Available in uni- and bi-directional types, these devices meet RoHS, UL 94 V-0 flammability standards, and are suitable for automated placement. They are ideal for voltage transient suppression caused by inductive load switching and lightning surges, ensuring high reliability.

Authorized Distributors
Source:Newark
Part No:P4SMA39CAHM3_A/H
Stock:9311
Inv Date:06-09-2026
Price: Unit price: $0.112
Buy/RFQ:
Source:DigiKey
Part No:P4SMA39CAHM3_A/H
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.17489
Buy/RFQ:
Part No:P4SMA39CAHM3_A/H
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.174
Buy/RFQ:
Part No:P4SMA39CAHM3-A/H
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay P4SMA39CAHM3AH Transient Voltage Suppressor Specifications:

  • Package: SMA (DO-214AC)
  • Peak pulse power: 400 W (waveform: 10/1000 μs)
  • Peak pulse current: Up to 40A (uni-directional)
  • Voltage range: 5.8 V to 459 V (Vw), 6.8 V to 540 V (Ver)
  • Response time: Very fast
  • Operating temperature: -65°C to +150°C
  • Mechanical dimensions: Length approximately 6.30 mm (0.248 inches), width 3.99 mm (0.157 inches)
  • Terminals: Matte tin plated leads, solderable per J-STD-002
  • Compliance: RoHS, UL 94 V-0
  • Polarity: Band denotes cathode on uni-directional types, no marking on bi-directional types
  • Qualification: AEC-Q101 available for certain variants
  • Thermal resistance junction to ambient: Typical 120°C/W

Buy the Buy Vishay P4SMA39CAHM3AH Transient Voltage Suppressor Part Number 39CAHM3AH Online

Secure high-quality transient voltage suppressors with Vishay P4SMA39CAHM3AH series, featuring 400W peak pulse power and fast response time. Ideal for safeguarding sensitive electronics against voltage surges caused by lightning and inductive load switching, these low profile SMA package devices ensure reliable and efficient power transient protection. They meet rigorous RoHS, UL 94 V-0 standards and are suitable for automatic placement. Protect your industrial, consumer, and communication electronics with trusted Vishay quality, ensuring longevity and safety for your vital components.

Buy Vishay P4SMA39CAHM3AH now and experience unmatched reliability and fast transient suppression for sensitive electronic circuits.

Frequently Asked Questions

Where can I buy Vishay P4SMA39CAHM3AH?

You can click on the BUY or RFQ button to purchase P4SMA39CAHM3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part P4SMA39CAHM3AH?

You can download the P4SMA39CAHM3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of P4SMA39CAHM3AH?

Vishay

Vishay Part List

Browse and search other Vishay parts, locate datasheets and stock

Sponsored by