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Vishay SMAJ12CAHE3AH Transient Voltage Suppressor

The SMAJ12CAHE3AH is a surface mount transient voltage suppressor designed for high-performance electronic protection. With a peak pulse power of 400 W and a response time in nanoseconds, it safeguards sensitive circuits from voltage transients caused by inductive loads, lightning, or switching surges. This device features a unidirectional, glass passivated chip junction, compliant with RoHS standards, and is suitable for automated placement in compact designs. Its robust construction ensures reliable performance in industrial, automotive, and telecommunication applications, providing excellent clamping capabilities and fast response to transients.

Authorized Distributors
Source:Newark
Part No:SMAJ12CAHE3_A/H
Stock:9429
Inv Date:06-09-2026
Price: Unit price: $0.106
Buy/RFQ:
Source:DigiKey
Part No:SMAJ12CAHE3_A/H
Stock:3600
Inv Date:06-09-2026
Price: Unit price: $0.19509
Buy/RFQ:
Part No:SMAJ12CAHE3_A/H
Stock:10300
Inv Date:06-10-2026
Price: Unit price: $0.72
Buy/RFQ:

Vishay SMAJ12CAHE3AH Transient Voltage Suppressor Specifications:

  • Peak pulse power: 400 W with 10/1000 μs waveform
  • Peak pulse current: 40 A
  • Maximum voltage: 12 V
  • Junction temperature range: -55°C to +150°C
  • Package: SMA (DO-214AC)
  • Thermal resistance junction to ambient: 120 °C/W
  • Polarity: unidirectional (band denotes cathode end)
  • Material: glass passivated chip junction, RoHS-compliant
  • Leads: matte tin plated, solderable per J-STD-002
  • Dimensions: Length approximately 0.177 inches (4.50 mm), width 0.157 inches (3.99 mm)
  • Operating temperature: -55°C to +150°C
  • Reliability: Meets UL 94 V-0 flammability rating, AEC-Q101 qualified
  • Application: TVS diodes suitable for lightning and transient suppression in electronics

Buy the Vishay Series Transient Voltage Suppressor: SMAJ12CAHE3AH

Purchase the Vishay SMAJ12CAHE3AH today for superior transient voltage suppression. This reliable surface mount device offers 400 W peak pulse power, fast response times, and excellent clamping capabilities, making it ideal for safeguarding sensitive electronics in industrial, automotive, and telecommunication applications. Designed with a robust build and RoHS-compliant materials, it ensures long-term durability and efficient protection. Whether for lightning strikes or inductive load switching, this TVS diode provides peace of mind with its high-performance specifications. Buy online now for quick, easy access to this essential electronic component.

Get Vishay SMAJ12CAHE3AH today—built for precision and long-lasting durability in electronic transient protection.

Frequently Asked Questions

Where can I buy Vishay SMAJ12CAHE3AH?

You can click on the BUY or RFQ button to purchase SMAJ12CAHE3AH from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMAJ12CAHE3AH?

You can download the SMAJ12CAHE3AH datasheet or visit the Vishay website for support.

Who is the manufacturer of SMAJ12CAHE3AH?

Vishay

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