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Vishay SMAJ28AHM3AH Transient Voltage Suppressor

The SMAJ28AHM3AH transient voltage suppressor from Vishay is a surface-mount device designed to protect sensitive electronic components from voltage transients. With a peak pulse power of 400 W and fast response time, it offers excellent clamping capability for robust circuit protection in automotive, industrial, and consumer applications. This unidirectional TVS diode features a maximum working voltage of 28.4 V, making it suitable for circuits susceptible to voltage spikes, ensuring reliable performance and long-term durability in various electronic systems.

Authorized Distributors
Source:Newark
Part No:SMAJ28AHM3_A/H
Stock:2587
Inv Date:06-09-2026
Price: Unit price: $0.681
Buy/RFQ:
Source:DigiKey
Part No:SMAJ28AHM3_A/H
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.12874
Buy/RFQ:
Part No:SMAJ28AHM3_A/H
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.61
Buy/RFQ:
Part No:SMAJ28AHM3-A/H
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay SMAJ28AHM3AH Transient Voltage Suppressor Specifications:

  • Peak pulse power: 400 W (10/1000 μs waveform)
  • Maximum working voltage: 28.4 V (unidirectional)
  • Peak pulse current: 18 A
  • Maximum surge current: 50 A (8.3 ms)
  • Operating temperature range: -55°C to +150°C
  • Thermal resistance junction to ambient: 120 °C/W
  • Package type: SMA (D0-214AC)
  • Case material: Glass passivated chip junction, meets UL 94 V-0 flammability rating
  • Terminals: Matte tin plated leads, solderable per J-STD-002
  • Polarity: band denotes cathode end on unidirectional types

Buy the Buy Vishay SMAJ28AHM3AH Part Number SMAJ28AHM3AH Online

Protect your sensitive electronic circuits efficiently with the Vishay SMAJ28AHM3AH transient voltage suppressor. Featuring a peak pulse power of 400 W and fast response time, this high-quality surface-mount device ensures reliable clamping of voltage transients, ideal for automotive, industrial, and consumer electronics. Its unidirectional design provides optimal surge protection, while its durable construction guarantees long-lasting performance. Compatible with automated placement, it meets RoHS and UL standards, making it a perfect choice for engineers seeking top-tier circuit protection in compact form factors.

Get Vishay SMAJ28AHM3AH today—robust transient voltage suppression for reliable electronics protection in automotive and industrial systems.

Frequently Asked Questions

Where can I buy Vishay SMAJ28AHM3AH?

You can click on the BUY or RFQ button to purchase SMAJ28AHM3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMAJ28AHM3AH?

You can download the SMAJ28AHM3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of SMAJ28AHM3AH?

Vishay

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