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STMICROELECTRONICS SM15T30AY Automotive Surge Protector

The SM15TY Transil series by STMicroelectronics is designed to protect sensitive automotive electronic circuits against surge voltages and electrostatic discharges. Utilizing planar technology, these devices offer low leakage current and high junction temperature stability, ensuring reliability in harsh automotive environments. Packaged in JEDEC DO-214AB with UL 94V-0 rated epoxy, they comply with automotive standards and are qualified under AEC-Q101. These Transils are essential for safeguarding automotive control units, sensors, and electronic systems from voltage spikes, providing long-term durability and stability in demanding conditions.

Authorized Distributors
Source:Newark
Part No:SM15T30AY
Stock:1836
Inv Date:06-11-2026
Price: Unit price: $1.03
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Source:DigiKey
Part No:SM15T30AY
Stock:6146
Inv Date:06-11-2026
Price: Unit price: $1.7
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Part No:SM15T30AY
Stock:4671
Inv Date:06-12-2026
Price: Unit price: $1
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Part No:SM15T30AY
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.54
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STMICROELECTRONICS SM15T30AY Automotive Surge Protector Specifications:

  • Peak pulse power dissipation: 1500 W (10/1000 ps), 1250 W at Timax
  • Stand-off voltage range: 5.8 V to 70 V
  • Unidirectional and bidirectional types available
  • Leakage current: 0.2 pA at 25°C, 1 pA at 85°C
  • Operating junction temperature: -40°C to +150°C
  • Storage temperature: -65°C to +150°C
  • Maximum lead soldering temperature: 260°C for 10 sec
  • Package: JEDEC DO-214AB (SMC footprint)
  • Flammability: UL 94V-0 epoxy
  • Compliance: RoHS, Automotive grade (AEC-Q101)
  • Dimensions: Length approximately 2.9–3.2 mm, height 2.45 mm, width 1.50 mm, thickness 0.40 mm
  • Polarity: marked with band indicating cathode for unidirectional types

Buy the Buy STMicroelectronics SM15T30AY Part Number SM15T30AY Online

Order the STMicroelectronics SM15T30AY now for reliable surge protection in automotive electronic systems. Designed to withstand high pulse power and voltage spikes, this device ensures circuit safety and longevity. Its unidirectional/bidirectional options are perfect for protecting control units, sensors, and electronic modules. Packaged in high-quality JEDEC DO-214AB packages with UL 94V-0 flammability rating, it meets demanding automotive standards and environmental regulations. Buy online today for fast delivery and guaranteed quality.

Get STMicroelectronics SM15T30AY today—robust surge protection device built for automotive electronics and long-lasting durability.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS SM15T30AY?

You can click on the BUY or RFQ button to purchase SM15T30AY from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part SM15T30AY?

You can download the SM15T30AY datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of SM15T30AY?

STMICROELECTRONICS

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