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STMICROELECTRONICS SM15T18A Transient Voltage Suppressor

The SM15T series is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from electrostatic discharges and surge voltages. Utilizing planar technology for reliability, these devices feature high peak pulse power capabilities up to 1500 W (10/1000 ps), low leakage current, and a maximum operating junction temperature of 150°C. Packaged in JEDEC-compliant SMC footprints, they provide bidirectional and unidirectional options suitable for high-end equipment, including switch-mode power supplies and industrial applications adhering to IEC 61000-4 standards.

Authorized Distributors
Source:Newark
Part No:SM15T18A
Stock:25
Inv Date:06-11-2026
Price: Unit price: $1.28
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Source:DigiKey
Part No:SM15T18A
Stock:2500
Inv Date:06-11-2026
Price: Unit price: $0.3985
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Part No:SM15T18A
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.33
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Part No:SM15T18A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.44
Buy/RFQ:
Part No:SM15T18A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.255
Buy/RFQ:

STMICROELECTRONICS SM15T18A Transient Voltage Suppressor Specifications:

  • Peak pulse power: 1500 W (10/1000 ps), 10 kW (8/20 us)
  • Breakdown voltage: from 6.8 V to 220 V
  • Maximum junction temperature: 150°C
  • Storage temperature: -65°C to +150°C
  • Soldering lead temperature: 260°C for 10 seconds
  • Junction to lead thermal resistance: 15°C/W
  • Junction to ambient thermal resistance: 90°C/W
  • Package: JEDEC DO-214AB SMC footprint
  • Polarity: Polarity indicated by band for unidirectional types
  • Compliance: IEC 61000-4-2 level 4, IEC 61000-4-5, MIL STD 883G, UL 497B
  • RoHS and UL 94V-0 rated epoxy material

Buy the STMicroelectronics Series SM15T Transil: 1500 W Surge Suppressor

Secure your sensitive electronics by ordering the STMicroelectronics Series SM15T transient voltage suppressor online today. Engineered for high surge power capacity up to 1500 W, low leakage, and excellent temperature resilience, this SMC package device offers superior electrostatic discharge and electrical overstress protection. Perfect for switch-mode power supplies and industrial systems, it complies with IEC 61000-4-2 level 4, IEC 61000-4-5, MIL STD 883G standards. Purchase now for dependable, high-performance surge suppression tailored to demanding applications and environments.

Order your STMicroelectronics Series SM15T transient voltage suppressor today and provide your equipment with reliable surge protection in demanding environments.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS SM15T18A?

You can click on the BUY or RFQ button to purchase SM15T18A from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part SM15T18A?

You can download the SM15T18A datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of SM15T18A?

STMICROELECTRONICS

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