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STMICROELECTRONICS T1235T8FP AC Switch Triac

The T1235T-8FP is a high-performance, medium current triac designed for general purpose AC line load switching, motor control, small appliances, and lighting applications. It features high static and dynamic commutation capabilities, three-quadrant operation, and UL certification with a 2 kV insulation rating. The device supports inrush current limiting, overvoltage crowbar protection, and can operate without a snubber circuit under specified conditions. Its robust specifications make it suitable for phase angle control and overvoltage protection in various industrial and consumer electronic applications.

Authorized Distributors
Source:DigiKey
Part No:T1235T-8FP
Stock:217
Inv Date:06-11-2026
Price: Unit price: $2.75
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Part No:T1235T-8FP
Stock:3076
Inv Date:06-12-2026
Price: Unit price: $2.75
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Part No:T1235T-8FP
Stock:247
Inv Date:06-11-2026
Price: Unit price: $0.875
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Part No:T1235T-8FP
Stock:212
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS T1235T8FP AC Switch Triac Specifications:

  • Maximum RMS on-state current: 12 A
  • Maximum repetitive peak off-state voltage: 800 V
  • Maximum non-repetitive surge peak on-state current: 90 A
  • Gate trigger current: 40 mA (max), gate trigger voltage: 1.3 V (max)
  • Insulation rating: 2 kV UL certified
  • Storage temperature range: -40°C to +150°C
  • Operating junction temperature range: -40°C to +150°C
  • Maximum lead temperature during soldering: 260°C for 10 seconds
  • Package: TO-220FPAB with dimensions: A: 4.4-4.6 mm, B: 2.5-2.7 mm, D: 2.5-2.75 mm, G: 4.95-5.2 mm, H: 10-10.4 mm
  • Thermal resistance junction to ambient: 60 °C/W
  • Maximum power dissipation: varies with current and case temperature, with a typical power dissipation curve
  • ECOPACK® compliant package for environmental standards
  • Recommended torque for mounting: 0.4 to 0.6 N-m

Buy the STMicroelectronics Series T1235T-8FP Triac: 12 A, 800 V

Purchase the STMicroelectronics Series T1235T-8FP Triac online today to ensure reliable AC load switching, motor control, and appliance protection. This high-quality device offers excellent static and dynamic commutation, UL certification, and a robust insulation rating, making it ideal for industrial and home applications. Its snubberless design supports high surge currents and phase angle control, reducing circuit complexity. With environmentally friendly ECOPACK® packaging and a compact TO-220FPAB package, it guarantees easy installation, durability, and superior performance for your electronic control needs.

Order your STMicroelectronics Series T1235T-8FP Triac today and give your projects the dependable quality they deserve with high commutation capability and UL certification.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS T1235T8FP?

You can click on the BUY or RFQ button to purchase T1235T8FP from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part T1235T8FP?

You can download the T1235T8FP datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of T1235T8FP?

STMICROELECTRONICS

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