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Vishay SMAJ18AE361 Transient Voltage Suppressor

The SMAJ18AE361 is a high-performance transient voltage suppressor (TVS) diode designed for circuit protection against voltage transients, lightning, and switching surges. Featuring a unidirectional design with a maximum stand-off voltage of 18 V, it offers excellent clamping capability, fast response time, and high peak pulse power dissipation of 400 W. Its compact DO-214AC surface-mount package and glass passivated chip junction make it ideal for automated PCB assembly in automotive, industrial, telecommunications, and consumer electronics. The device complies with RoHS and is qualified under AEC-Q101 standards.

Authorized Distributors
Source:Newark
Part No:SMAJ18A-E3/61
Stock:18
Inv Date:06-09-2026
Price: Unit price: $0.236
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Source:DigiKey
Part No:SMAJ18A-E3/61
Stock:19800
Inv Date:06-09-2026
Price: Unit price: $0.12451
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Part No:SMAJ18A-E3/61
Stock:4932
Inv Date:06-10-2026
Price: Unit price: $0.39
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Part No:SMAJ18A-E3/61
Stock:1605
Inv Date:06-09-2026
Price: Unit price: $0.04
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Part No:SMAJ18A-E3/61
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.0516
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Part No:SMAJ18A-E3/61
Stock:1571
Inv Date:06-10-2026
Price: N/A
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Vishay SMAJ18AE361 Transient Voltage Suppressor Specifications:

  • Peak pulse power dissipation: 400 W with a 10/1000 us waveform
  • Maximum stand-off voltage: 18 V
  • Peak pulse current: 20 A
  • Peak forward surge current: 40 A
  • Operating junction and storage temperature: -55°C to +150°C
  • Thermal resistance, junction to ambient: 120 °C/W
  • Thermal resistance, junction to lead: 30 °C/W
  • Package: DO-214AC (SMA), RoHS compliant, AEC-Q101 qualified
  • Surface-mount design for automated placement
  • Glass passivated chip material for reliable operation

Buy the Buy Vishay SMAJ18AE361 Part Number SMAJ18AE361 Online

Purchase the Vishay SMAJ18AE361 transient voltage suppressor online today and ensure robust protection against voltage transients. This surface-mount TVS diode features a maximum stand-off voltage of 18 V, peak pulse power of 400 W, and excellent clamping capabilities. Its compact DO-214AC package allows easy PCB integration and rapid assembly. Suitable for automotive, industrial, and telecom applications, it meets RoHS standards and is AEC-Q101 qualified for automotive reliability. Safeguard your sensitive electronics with this high-quality TVS device designed for fast response and durability.

Get Vishay SMAJ18AE361 today—designed for high surge protection and reliable circuit safeguarding in automotive and industrial applications.

Frequently Asked Questions

Where can I buy Vishay SMAJ18AE361?

You can click on the BUY or RFQ button to purchase SMAJ18AE361 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part SMAJ18AE361?

You can download the SMAJ18AE361 datasheet or visit the Vishay website for support.

Who is the manufacturer of SMAJ18AE361?

Vishay

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