12A 800V 150°C D²PAK Snubberless™ T-Series Triac

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  • Available in SMD, the T1235T-8G Triac can be used for the on/off or phase angle control function in general purpose AC switching where high commutation capability is required. This device can be used without a snubber RC circuit when the limits defined are respected.

    D2PAK Package is UL-94,V0 flammability resin compliance.
    Package environmentally friendly Ecopack®2 graded (RoHS and Halogen Free compliance).
    Snubberless™ is a trademark of STMicroelectronics.

    Key Features

    • High static dV/dt
    • High dynamic turn-off commutation (dl/dt)c
    • 150 °C maximum Tj
    • Three quadrants
    • Surge capability VDSM, VRSM = 900 V

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Part Number
Package
Packing Type
Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
Country of Origin
Order from Distributors
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T1235T-8G D2PAK Tube
Active
0.3581 1000 EAR99 CHINA Check Availability

Distributor availability ofT1235T-8G

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 900 1 Order Now
AVNET AMERICA 1000 0 Order Now
MOUSER WORLDWIDE 711 1 Order Now

Distributor reported inventory date: 2019-10-13

Distributor Name

DIGIKEY

Stock

900

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

1000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

711

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-10-13

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T1235T-8G-TR D2PAK Tape And Reel
Active
0.3581 1000 EAR99 CHINA Check Availability

Distributor availability ofT1235T-8G-TR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 717 1 Order Now
AVNET AMERICA 1000 0 Order Now
MOUSER WORLDWIDE 11725 1 Order Now
Farnell Element14 EUROPE 185 1 Order Now

Distributor reported inventory date: 2019-10-13

Distributor Name

DIGIKEY

Stock

717

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

1000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

11725

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

185

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-10-13

Buy now

T1235T-8G

Package

D2PAK

Packing Type

Tube

Unit Price (US$)

0.3581*

Distributor availability ofT1235T-8G

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 900 1 Order Now
AVNET AMERICA 1000 0 Order Now
MOUSER WORLDWIDE 711 1 Order Now

Distributor reported inventory date: 2019-10-13

Distributor Name

DIGIKEY

Stock

900

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

1000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

711

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-10-13

Marketing Status

Active

Unit Price (US$)

0.3581

Quantity

1000

ECCN (US)

EAR99

Country of Origin

CHINA

T1235T-8G-TR

Package

D2PAK

Packing Type

Tape And Reel

Unit Price (US$)

0.3581*

Distributor availability ofT1235T-8G-TR

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 717 1 Order Now
AVNET AMERICA 1000 0 Order Now
MOUSER WORLDWIDE 11725 1 Order Now
Farnell Element14 EUROPE 185 1 Order Now

Distributor reported inventory date: 2019-10-13

Distributor Name

DIGIKEY

Stock

717

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

1000

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

11725

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

185

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-10-13

Marketing Status

Active

Unit Price (US$)

0.3581

Quantity

1000

ECCN (US)

EAR99

Country of Origin

CHINA

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

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Technical Documentation

    • Description Version Size Action
      DS12384
      12 A Snubberless™ TRIAC
      1.0
      480.57 KB
      PDF
      DS12384

      12 A Snubberless™ TRIAC

    • Description Version Size Action
      AN2986
      AC switch triggering with 3.3 V power supply
      1.4
      338 KB
      PDF
      AN4993
      How to implement a SCR or a Triac in a hybride relay application
      1.1
      991.71 KB
      PDF
      AN4564
      Is a positive power supply mandatory for my application, or could a negative output work also?
      1.0
      384.04 KB
      PDF
      AN2703
      Parameter list for SCRs, TRIACs, AC switches, and DIACS
      2.6
      98.99 KB
      PDF
      AN302
      Thyristors and TRIACs: holding current - an important parameter
      3.5
      138.63 KB
      PDF
      AN2986

      AC switch triggering with 3.3 V power supply

      AN4993

      How to implement a SCR or a Triac in a hybride relay application

      AN4564

      Is a positive power supply mandatory for my application, or could a negative output work also?

      AN2703

      Parameter list for SCRs, TRIACs, AC switches, and DIACS

      AN302

      Thyristors and TRIACs: holding current - an important parameter

    • Description Version Size Action
      TN1173
      Packing information for IPAD, protection, rectifiers, thyristors and AC Switches
      6.0
      444.57 KB
      PDF
      TN1173

      Packing information for IPAD, protection, rectifiers, thyristors and AC Switches

HW Model, CAD Libraries & SVD

    • Description Version Size Action
      T series high-dynamic Triacs PSpice model (.lib) and symbols (.olb) 5.0
      16.63 KB
      ZIP

      T series high-dynamic Triacs PSpice model (.lib) and symbols (.olb)

Publications and Collaterals

    • Description Version Size Action
      ST Thyristor Finder: SCRs and Triacs on Android and iOS 1.0
      854.07 KB
      PDF
      T-series TRIACs for innovative and safer AC load control 1.0
      697.74 KB
      PDF
      T-series Triacs: immunity and commutation driven for AC appliances 3.0
      676.39 KB
      PDF

      ST Thyristor Finder: SCRs and Triacs on Android and iOS

      T-series TRIACs for innovative and safer AC load control

      T-series Triacs: immunity and commutation driven for AC appliances

    • Description Version Size Action
      Thyristors, Triacs, AC switches and A.S.D™ selection guide 2.0
      1.51 MB
      PDF

      Thyristors, Triacs, AC switches and A.S.D™ selection guide

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
T1235T-8G
Active
D2PAK Industrial Ecopack2
T1235T-8G-TR
Active
D2PAK Industrial Ecopack2

T1235T-8G

Package:

D2PAK

Material Declaration**:

PDF XML

Marketing Status

Active

Package

D2PAK

Grade

Industrial

RoHS Compliance Grade

Ecopack2

T1235T-8G-TR

Package:

D2PAK

Material Declaration**:

PDF XML

Marketing Status

Active

Package

D2PAK

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.