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  • Key Features

    • High current TRIAC
    • High commutation 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
BTA40-600B
Active
I, II, III, IV - 50, 50, 50, 100 600 RD-91 5.866 50
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA40-600B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 8928 1 Order Now
RS COMPONENTS EUROPE 1247 25 Order Now
AVNET AMERICA 425 0 Order Now
FUTURE WORLDWIDE 36970 1 Order Now
ARROW EUROPE 915 0 Order Now
Newark Element14 AMERICA 294 0 Order Now
ARROW AMERICA 174 25 Order Now
MOUSER WORLDWIDE 2111 1 Order Now
Farnell Element14 EUROPE 1054 1 Order Now
ANGLIA Live EUROPE 2613 1 Order Now
RUTRONIK EUROPE 1500 25 Order Now

Distributor reported inventory date: 2019-05-25

Distributor Name

DIGIKEY

Stock

8928

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

1247

Min.Order

25

Region

EUROPE Order Now

AVNET

Stock

425

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

36970

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

915

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

294

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

174

Min.Order

25

Region

AMERICA Order Now

MOUSER

Stock

2111

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1054

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

2613

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

1500

Min.Order

25

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-25

Buy now
BTA40-800B
Active
I, II, III, IV - 50, 50, 50, 100 800 RD-91 5.866 50
MORE INFO

Packing Type:

Poly Bag

ECCN (US):

EAR99

Country of Origin:

PHILIPPINES

Check Availability

Distributor availability ofBTA40-800B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 144 1 Order Now
RS COMPONENTS EUROPE 2551 25 Order Now
FUTURE WORLDWIDE 4000 1 Order Now
ARROW EUROPE 9505 0 Order Now
Newark Element14 AMERICA 145 0 Order Now
ARROW AMERICA 377 1 Order Now
MOUSER WORLDWIDE 263 1 Order Now
Farnell Element14 EUROPE 1004 1 Order Now

Distributor reported inventory date: 2019-05-25

Distributor Name

DIGIKEY

Stock

144

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

2551

Min.Order

25

Region

EUROPE Order Now

FUTURE

Stock

4000

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

9505

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

145

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

377

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

263

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1004

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-25

Buy now

BTA40-600B

Marketing Status

Active

Quadrants

I, II, III, IV

Unit Price (US$)

5.866*

Distributor availability ofBTA40-600B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 8928 1 Order Now
RS COMPONENTS EUROPE 1247 25 Order Now
AVNET AMERICA 425 0 Order Now
FUTURE WORLDWIDE 36970 1 Order Now
ARROW EUROPE 915 0 Order Now
Newark Element14 AMERICA 294 0 Order Now
ARROW AMERICA 174 25 Order Now
MOUSER WORLDWIDE 2111 1 Order Now
Farnell Element14 EUROPE 1054 1 Order Now
ANGLIA Live EUROPE 2613 1 Order Now
RUTRONIK EUROPE 1500 25 Order Now

Distributor reported inventory date: 2019-05-25

Distributor Name

DIGIKEY

Stock

8928

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

1247

Min.Order

25

Region

EUROPE Order Now

AVNET

Stock

425

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

36970

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

915

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

294

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

174

Min.Order

25

Region

AMERICA Order Now

MOUSER

Stock

2111

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1054

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

2613

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

1500

Min.Order

25

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-25

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$)

5.866

Quantity

50

Packing Type

Poly Bag

ECCN (US)

EAR99

Country of Origin

PHILIPPINES

BTA40-800B

Marketing Status

Active

Quadrants

I, II, III, IV

Unit Price (US$)

5.866*

Distributor availability ofBTA40-800B

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 144 1 Order Now
RS COMPONENTS EUROPE 2551 25 Order Now
FUTURE WORLDWIDE 4000 1 Order Now
ARROW EUROPE 9505 0 Order Now
Newark Element14 AMERICA 145 0 Order Now
ARROW AMERICA 377 1 Order Now
MOUSER WORLDWIDE 263 1 Order Now
Farnell Element14 EUROPE 1004 1 Order Now

Distributor reported inventory date: 2019-05-25

Distributor Name

DIGIKEY

Stock

144

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

2551

Min.Order

25

Region

EUROPE Order Now

FUTURE

Stock

4000

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

9505

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

145

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

377

Min.Order

1

Region

AMERICA Order Now

MOUSER

Stock

263

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

1004

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-25

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$)

5.866

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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Development Tools

    • Part Number

      Thyristor product finder application for Android and iOS

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS2111
      40 A standard TRIACs
      8.1
      101.16 KB
      PDF
      DS2111

      40 A standard 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
      5.0
      1.04 MB
      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) 4.0
      28.81 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**
BTA40-600B
Active
RD-91 Industrial Ecopack1
BTA40-800B
Active
RD-91 Industrial Ecopack1

BTA40-600B

Package:

RD-91

Material Declaration**:

PDF XML

Marketing Status

Active

Package

RD-91

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BTA40-800B

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.