25A standard and Snubberless™ Triacs

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  • Available either in through-hole or surface-mount packages, the BTA24, BTB24, BTA25, BTA26, BTB26 and T25 triac series is suitable for general purpose mains power AC switching.

    Key Features

    • High current triac
    • High commutation (4 quadrant) or very high commutation (3 quadrant) capability
    • Low thermal resistance with clip bonding
    • Packages are RoHS (2002/95/EC) compliant
    • BTA series UL1557 certified (File ref: 81734)

Sample & Buy

Part Number
Marketing Status
Quadrants
Triggering gate current max (mA) (I, II, III)
Triggering gate current max (mA) (I, II, III, IV)
Repetitive peak off-state voltage (V) (max)
Package
Budgetary Price (US$)*
Quantity
More info
Order from Distributors
Order from ST
BTA25-600BW
Active
I, II, III 50, 50, 50 - 600 RD-91 4.545 50
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA25-600BW

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 971 1 Order Now
RS COMPONENTS EUROPE 333 1 Order Now
ARROW EUROPE 1794 0 Order Now
Newark Element14 AMERICA 23 0 Order Now
MOUSER WORLDWIDE 692 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

971

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

333

Min.Order

1

Region

EUROPE Order Now

ARROW

Stock

1794

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

23

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

692

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-12-10

Buy now
BTA25-800B
Active
I, II, III, IV - 50, 50, 50, 100 800 RD-91 5.12 10
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA25-800B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 191 1 Order Now
ARROW EUROPE 115 0 Order Now
MOUSER WORLDWIDE 376 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

191

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

115

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

376

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-12-10

Buy now
BTA25-600B
Active
I, II, III, IV - 50, 50, 50, 100 600 RD-91 4.545 50
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA25-600B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 382 1 Order Now
RS COMPONENTS EUROPE 959 2 Order Now
ARROW EUROPE 1769 0 Order Now
Newark Element14 AMERICA 747 0 Order Now
ARROW AMERICA 346 25 Order Now
MOUSER WORLDWIDE 690 1 Order Now
Farnell Element14 EUROPE 430 1 Order Now
ANGLIA Live EUROPE 759 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

382

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

959

Min.Order

2

Region

EUROPE Order Now

ARROW

Stock

1769

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

747

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

346

Min.Order

25

Region

AMERICA Order Now

MOUSER

Stock

690

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

430

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

759

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-12-10

Buy now
BTA25-800BW
Active
I, II, III 50, 50, 50 - 800 RD-91 4.545 50
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA25-800BW

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 14256 1 Order Now
RS COMPONENTS EUROPE 488 1 Order Now
AVNET AMERICA 3000 0 Order Now
Newark Element14 AMERICA 455 0 Order Now
ARROW AMERICA 549 25 Order Now
Farnell Element14 EUROPE 26 1 Order Now
RUTRONIK EUROPE 5000 25 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

14256

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

488

Min.Order

1

Region

EUROPE Order Now

AVNET

Stock

3000

Min.Order

0

Region

AMERICA Order Now

Newark Element14

Stock

455

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

549

Min.Order

25

Region

AMERICA Order Now

Farnell Element14

Stock

26

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

5000

Min.Order

25

Region

EUROPE Order Now

Distributor reported inventory date: 2019-12-10

BTA25-600BW

Marketing Status

Active

Quadrants

I, II, III

Unit Price (US$)

4.545*

Distributor availability ofBTA25-600BW

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 971 1 Order Now
RS COMPONENTS EUROPE 333 1 Order Now
ARROW EUROPE 1794 0 Order Now
Newark Element14 AMERICA 23 0 Order Now
MOUSER WORLDWIDE 692 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

971

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

333

Min.Order

1

Region

EUROPE Order Now

ARROW

Stock

1794

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

23

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

692

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-12-10

Triggering gate current max (mA) (I, II, III)

50, 50, 50

Triggering gate current max (mA) (I, II, III, IV)

-

Repetitive peak off-state voltage (V) (max)

600

Package

RD-91

Unit Price (US$)

4.545

Quantity

50

Packing Type

Poly Bag

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

BTA25-800B

Marketing Status

Active

Quadrants

I, II, III, IV

Unit Price (US$)

5.12*

Distributor availability ofBTA25-800B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 191 1 Order Now
ARROW EUROPE 115 0 Order Now
MOUSER WORLDWIDE 376 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

191

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

115

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

376

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-12-10

Triggering gate current max (mA) (I, II, III)

-

Triggering gate current max (mA) (I, II, III, IV)

50, 50, 50, 100

Repetitive peak off-state voltage (V) (max)

800

Package

RD-91

Unit Price (US$)

5.12

Quantity

10

Packing Type

Poly Bag

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

BTA25-600B

Marketing Status

Active

Quadrants

I, II, III, IV

Unit Price (US$)

4.545*

Distributor availability ofBTA25-600B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 382 1 Order Now
RS COMPONENTS EUROPE 959 2 Order Now
ARROW EUROPE 1769 0 Order Now
Newark Element14 AMERICA 747 0 Order Now
ARROW AMERICA 346 25 Order Now
MOUSER WORLDWIDE 690 1 Order Now
Farnell Element14 EUROPE 430 1 Order Now
ANGLIA Live EUROPE 759 1 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

382

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

959

Min.Order

2

Region

EUROPE Order Now

ARROW

Stock

1769

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

747

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

346

Min.Order

25

Region

AMERICA Order Now

MOUSER

Stock

690

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

430

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

759

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-12-10

Triggering gate current max (mA) (I, II, III)

-

Triggering gate current max (mA) (I, II, III, IV)

50, 50, 50, 100

Repetitive peak off-state voltage (V) (max)

600

Package

RD-91

Unit Price (US$)

4.545

Quantity

50

Packing Type

Poly Bag

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

BTA25-800BW

Marketing Status

Active

Quadrants

I, II, III

Unit Price (US$)

4.545*

Distributor availability ofBTA25-800BW

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 14256 1 Order Now
RS COMPONENTS EUROPE 488 1 Order Now
AVNET AMERICA 3000 0 Order Now
Newark Element14 AMERICA 455 0 Order Now
ARROW AMERICA 549 25 Order Now
Farnell Element14 EUROPE 26 1 Order Now
RUTRONIK EUROPE 5000 25 Order Now

Distributor reported inventory date: 2019-12-10

Distributor Name

DIGIKEY

Stock

14256

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

488

Min.Order

1

Region

EUROPE Order Now

AVNET

Stock

3000

Min.Order

0

Region

AMERICA Order Now

Newark Element14

Stock

455

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

549

Min.Order

25

Region

AMERICA Order Now

Farnell Element14

Stock

26

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

5000

Min.Order

25

Region

EUROPE Order Now

Distributor reported inventory date: 2019-12-10

Triggering gate current max (mA) (I, II, III)

50, 50, 50

Triggering gate current max (mA) (I, II, III, IV)

-

Repetitive peak off-state voltage (V) (max)

800

Package

RD-91

Unit Price (US$)

4.545

Quantity

50

Packing Type

Poly Bag

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

(*) 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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      Thyristor product finder application for Android and iOS

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS2112
      25 A standard and Snubberless™ triacs
      10.2
      129.85 KB
      PDF
      DS2112

      25 A standard and Snubberless™ triacs

    • 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
      AN4363
      How to select the Triac, ACS, or ACST that fits your application
      2.1
      361.44 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

      AN4363

      How to select the Triac, ACS, or ACST that fits your 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
      Standard and Snubberless™ Triacs PSpice model (.lib) and symbols (.olb) 5.1
      30.62 KB
      ZIP

      Standard and Snubberless™ 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

      ST Thyristor Finder: SCRs and Triacs on Android and iOS

    • 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**
BTA25-600B
Active
RD-91 Industrial Ecopack1
BTA25-600BW
Active
RD-91 Industrial Ecopack1
BTA25-800B
Active
RD-91 Industrial Ecopack1
BTA25-800BW
Active
RD-91 Industrial Ecopack1

BTA25-600B

Package:

RD-91

Material Declaration**:

PDF XML

Marketing Status

Active

Package

RD-91

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BTA25-600BW

Package:

RD-91

Material Declaration**:

PDF XML

Marketing Status

Active

Package

RD-91

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BTA25-800B

Package:

RD-91

Material Declaration**:

PDF XML

Marketing Status

Active

Package

RD-91

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BTA25-800BW

Package:

RD-91

Material Declaration**:

PDF XML

Marketing Status

Active

Package

RD-91

Grade

Industrial

RoHS Compliance Grade

Ecopack1

(**) 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.

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