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STMICROELECTRONICS T3035H8I High Power Triac

The T3035H-81 is a high-current, high-voltage triac designed for industrial and home appliance control, featuring 30 A RMS current, 800 V symmetrical blocking voltage, and 150 °C maximum junction temperature. It offers enhanced thermal management, snubberless technology for noise immunity, and complies with UL1557 insulation standards. Suitable for controlling heavy AC loads such as motors, heaters, and lighting, it enables compact design with reduced heatsink requirements. Its robust construction includes internal ceramic insulation, making it ideal for reliable, high-performance switching in demanding environments.

Authorized Distributors
Source:Newark
Part No:T3035H-8I
Stock:1791
Inv Date:06-11-2026
Price: Unit price: $2.82
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Source:DigiKey
Part No:T3035H-8I
Stock:5344
Inv Date:06-11-2026
Price: Unit price: $3.22
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Part No:T3035H-8I
Stock:1891
Inv Date:06-12-2026
Price: Unit price: $3.02
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Part No:T3035H-8I
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.945
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Part No:T3035H-8I
Stock:122
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS T3035H8I High Power Triac Specifications:

  • RMS on-state current: 30A
  • Repetitive peak off-state voltage: 800 V
  • Non Repetitive peak off-state voltage: 900 V
  • Gate current: 35 mA
  • Peak gate power dissipation: 5 W
  • Average gate power dissipation: 1 W
  • Operating junction temperature range: -40°C to +150°C
  • Storage temperature range: -40°C to +150°C
  • Peak lead soldering temperature: 260°C for 10 s
  • Insulation RMS voltage: 2.5 kV
  • Package: TO-220AB insulation package
  • Thermal resistance junction to case: typical 60°C/W
  • Size: Length 15.20–15.90 mm, Width 10.00–10.40 mm, Height 13.00–14.00 mm
  • Isolation voltage: 2.5 kV UL insulated
  • Max. power dissipation: based on heat sinking and ambient conditions
  • Compatible with ECOPACK®2 environmental specifications

Buy the STMicroelectronics T3035H-81 – Reliable Triac for Industrial Applications

Discover the STMicroelectronics T3035H-81 High Power Triac, engineered for demanding industrial and home appliance control. With 30 A RMS current, 800 V voltage, and excellent noise immunity, this insulated TO-220AB package enables efficient, compact design for controlling heavy AC loads such as motors and heaters. Its robust construction ensures reliable operation up to 150°C junction temperature, meeting UL1557 and ECOPACK®2 standards. Perfect for automation systems, lighting, and motor control, it offers a durable, high-performance solution for engineers and designers seeking quality and efficiency in power switching.

Buy STMicroelectronics T3035H-81 now and experience unmatched reliability and high-performance switching for demanding industrial and home appliance control.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS T3035H8I?

You can click on the BUY or RFQ button to purchase T3035H8I from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part T3035H8I?

You can download the T3035H8I datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of T3035H8I?

STMICROELECTRONICS

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