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T1235T-8I

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12 A Snubberless™ Triac

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Product overview

Description

Available in through-hole package, the T1235T-8I 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. TO-220AB insulated provides tab insulation, UL1557 certified, rated at 2.5 kV RMS and UL-94,V0 resin compliance.
Package environmentally friendly Ecopack®2 graded (RoHS and Halogen Free compliance).
Snubberless™ is a trademark of STMicroelectronics.

  • All features

    • High static dV/dt
    • High dynamic turn-off commutation (dl/dt)c
    • 150 °C maximum Tj
    • Three quadrants
    • Built-in ceramic for tab insulation
    • Compliance to UL1557 standard (ref : E81734)
    • ECOPACK®2 compliant component
    • Complies with UL94,V0
    • Surge capability VDSM, VRSM = 900 V
    Read more Read less

Recommended for you

All resources

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Resource title
Latest update

Product Specifications (1)

Resource title
Latest update
DS12285 12 A Snubberless™ Triac 2.0
22 Dec 2017
22 Dec 2017
DS12285 12 A Snubberless™ Triac 2.0

Application Notes (5)

Resource title
Latest update
AN2986 AC switch triggering with 3.3 V power supply 1.4
15 Jan 2019
15 Jan 2019
AN2986 AC switch triggering with 3.3 V power supply 1.4
AN4993 How to implement a SCR or a Triac in a hybride relay application 1.1
13 Sep 2018
13 Sep 2018
AN4993 How to implement a SCR or a Triac in a hybride relay application 1.1
AN4564 Is a positive power supply mandatory for my application, or could a negative output work also? 1.0
13 Sep 2018
13 Sep 2018
AN4564 Is a positive power supply mandatory for my application, or could a negative output work also? 1.0
AN2703 Parameter list for SCRs, TRIACs, AC switches, and DIACS 2.6
15 Jan 2019
15 Jan 2019
AN2703 Parameter list for SCRs, TRIACs, AC switches, and DIACS 2.6
AN302 Thyristors and TRIACs: holding current - an important parameter 3.5
16 Jan 2019
16 Jan 2019
AN302 Thyristors and TRIACs: holding current - an important parameter 3.5

Technical Notes & Articles (1)

Resource title
Latest update
TN1173 Packing information for IPAD, protection, rectifiers, thyristors and AC Switches 8.0
25 Aug 2020
25 Aug 2020
TN1173 Packing information for IPAD, protection, rectifiers, thyristors and AC Switches 8.0

Flyers (4)

Resource title
Latest update
8H TRIACS 800 V, 150 °C 8H Triacs for Industrial and Building Automation 1.0
02 Nov 2020
02 Nov 2020
8H TRIACS 800 V, 150 °C 8H Triacs for Industrial and Building Automation 1.0
ST Thyristor Finder: SCRs and Triacs on Android and iOS 1.0
02 Nov 2020
02 Nov 2020
ST Thyristor Finder: SCRs and Triacs on Android and iOS 1.0
T-series TRIACs for innovative and safer AC load control 1.0
27 Aug 2019
27 Aug 2019
T-series TRIACs for innovative and safer AC load control 1.0
T-series Triacs: immunity and commutation driven for AC appliances 3.0
18 Dec 2017
18 Dec 2017
T-series Triacs: immunity and commutation driven for AC appliances 3.0

Selection Guides (1)

Resource title
Latest update
SCRs, Triacs, AC switches & A.S.D 1.0
26 Jan 2021
26 Jan 2021
SCRs, Triacs, AC switches & A.S.D 1.0

EDA Symbols, Footprints and 3D Models

STMicroelectronics - T1235T-8I

Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.

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SPICE models (1)

Resource title
Latest update
T series high-dynamic Triacs PSpice model (.lib) and symbols (.olb) 6.0
26 Jan 2021
26 Jan 2021
T series high-dynamic Triacs PSpice model (.lib) and symbols (.olb) 6.0

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
T1235T-8I
Active
TO-220AB Ins Industrial Ecopack2

T1235T-8I

Package:

TO-220AB Ins

Material Declaration**:

PDF XML
More Info

Marketing Status

Active

Package

TO-220AB Ins

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.

Sample & Buy

Part Number
Order from Distributors
Order from ST
Marketing Status
ECCN (US)
ECCN (EU)
Packing Type
Package
Temperature (°C) Country of Origin
Budgetary Price (US$)*/Qty
min
max
T1235T-8I Available at 1 distributors

Distributor availability ofT1235T-8I

Distributor Name
Region Stock Min. Order Third party link
AVNET AMERICA 950 0 Order Now

Distributor reported inventory date: 2021-05-17

Distributor Name

AVNET

Stock

950

Min.Order

0

Region

AMERICA Order Now

Distributor reported inventory date: 2021-05-17

Active
EAR99 NEC Tube TO-220AB Ins -40 150 CHINA 0.463 / 100

T1235T-8I

Marketing Status

Active

ECCN (US)

EAR99
More Info

Budgetary Price (US$)*/Qty

0.463 / 100

Distributor availability ofT1235T-8I

Distributor Name
Region Stock Min. Order Third party link
AVNET AMERICA 950 0 Order Now

Distributor reported inventory date: 2021-05-17

Distributor Name

AVNET

Stock

950

Min.Order

0

Region

AMERICA Order Now

Distributor reported inventory date: 2021-05-17

ECCN (EU)

NEC

Packing Type

Tube

Package

TO-220AB Ins

Operating Temperature (°C)

(min)

-40

(max)

150

Budgetary Price (US$)* / Qty

0.463 / 100

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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