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  • These epitaxial planar transistors are mounted in the SOT-32 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.

    The NPN types are the BD135 and BD139, and the complementary PNP types are the BD136 and BD140.

    Key Features

    • Products are pre-selected in DC current gain

Sample & Buy

Part Number
Package
Packing Type
Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
Country of Origin
Order from Distributors
Order from ST
BD139-16 SOT-32 Tube
Active
- EAR99 INDIA Check Availability

Distributor availability ofBD139-16

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4600 1 Order Now
RS COMPONENTS EUROPE 10790 50 Order Now
ARROW EUROPE 61215 0 Order Now
Newark Element14 AMERICA 15 0 Order Now
ARROW AMERICA 17888 2000 Order Now
MOUSER WORLDWIDE 7754 1 Order Now
Farnell Element14 EUROPE 22133 1 Order Now
RUTRONIK EUROPE 2150 50 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

4600

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

10790

Min.Order

50

Region

EUROPE Order Now

ARROW

Stock

61215

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

15

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

17888

Min.Order

2000

Region

AMERICA Order Now

MOUSER

Stock

7754

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

22133

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

2150

Min.Order

50

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Buy now
BD139-10 SOT-32 Tube
Active
- EAR99 INDIA Check Availability

Distributor availability ofBD139-10

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 7990 1 Order Now
RS COMPONENTS EUROPE 7520 50 Order Now
ARROW EUROPE 33430 0 Order Now
MOUSER WORLDWIDE 6775 1 Order Now
Farnell Element14 EUROPE 5360 1 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

7990

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

7520

Min.Order

50

Region

EUROPE Order Now

ARROW

Stock

33430

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

6775

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

5360

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Buy now
BD139 SOT-32 Tube
Active
- EAR99 INDIA Check Availability

Distributor availability ofBD139

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 5633 1 Order Now
RS COMPONENTS EUROPE 15343 50 Order Now
AVNET AMERICA 28000 0 Order Now
FUTURE WORLDWIDE 860 1 Order Now
ARROW EUROPE 63346 0 Order Now
MOUSER WORLDWIDE 4522 1 Order Now
Farnell Element14 EUROPE 29456 1 Order Now
ANGLIA Live EUROPE 17900 50 Order Now
RUTRONIK EUROPE 48450 50 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

5633

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

15343

Min.Order

50

Region

EUROPE Order Now

AVNET

Stock

28000

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

860

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

63346

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

4522

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

29456

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

17900

Min.Order

50

Region

EUROPE Order Now

RUTRONIK

Stock

48450

Min.Order

50

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Buy now

BD139-16

Package

SOT-32

Packing Type

Tube

Unit Price (US$)

*

Distributor availability ofBD139-16

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 4600 1 Order Now
RS COMPONENTS EUROPE 10790 50 Order Now
ARROW EUROPE 61215 0 Order Now
Newark Element14 AMERICA 15 0 Order Now
ARROW AMERICA 17888 2000 Order Now
MOUSER WORLDWIDE 7754 1 Order Now
Farnell Element14 EUROPE 22133 1 Order Now
RUTRONIK EUROPE 2150 50 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

4600

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

10790

Min.Order

50

Region

EUROPE Order Now

ARROW

Stock

61215

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

15

Min.Order

0

Region

AMERICA Order Now

ARROW

Stock

17888

Min.Order

2000

Region

AMERICA Order Now

MOUSER

Stock

7754

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

22133

Min.Order

1

Region

EUROPE Order Now

RUTRONIK

Stock

2150

Min.Order

50

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Marketing Status

Active

Unit Price (US$)

-

Quantity

-

ECCN (US)

EAR99

Country of Origin

INDIA

BD139-10

Package

SOT-32

Packing Type

Tube

Unit Price (US$)

*

Distributor availability ofBD139-10

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 7990 1 Order Now
RS COMPONENTS EUROPE 7520 50 Order Now
ARROW EUROPE 33430 0 Order Now
MOUSER WORLDWIDE 6775 1 Order Now
Farnell Element14 EUROPE 5360 1 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

7990

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

7520

Min.Order

50

Region

EUROPE Order Now

ARROW

Stock

33430

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

6775

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

5360

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Marketing Status

Active

Unit Price (US$)

-

Quantity

-

ECCN (US)

EAR99

Country of Origin

INDIA

BD139

Package

SOT-32

Packing Type

Tube

Unit Price (US$)

*

Distributor availability ofBD139

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 5633 1 Order Now
RS COMPONENTS EUROPE 15343 50 Order Now
AVNET AMERICA 28000 0 Order Now
FUTURE WORLDWIDE 860 1 Order Now
ARROW EUROPE 63346 0 Order Now
MOUSER WORLDWIDE 4522 1 Order Now
Farnell Element14 EUROPE 29456 1 Order Now
ANGLIA Live EUROPE 17900 50 Order Now
RUTRONIK EUROPE 48450 50 Order Now

Distributor reported inventory date: 2019-08-08

Distributor Name

DIGIKEY

Stock

5633

Min.Order

1

Region

WORLDWIDE Order Now

RS COMPONENTS

Stock

15343

Min.Order

50

Region

EUROPE Order Now

AVNET

Stock

28000

Min.Order

0

Region

AMERICA Order Now

FUTURE

Stock

860

Min.Order

1

Region

WORLDWIDE Order Now

ARROW

Stock

63346

Min.Order

0

Region

EUROPE Order Now

MOUSER

Stock

4522

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

29456

Min.Order

1

Region

EUROPE Order Now

ANGLIA Live

Stock

17900

Min.Order

50

Region

EUROPE Order Now

RUTRONIK

Stock

48450

Min.Order

50

Region

EUROPE Order Now

Distributor reported inventory date: 2019-08-08

Marketing Status

Active

Unit Price (US$)

-

Quantity

-

ECCN (US)

EAR99

Country of Origin

INDIA

(*) 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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00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS1150
      Complementary low voltage transistor
      5.2
      152.32 KB
      PDF
      DS1150

      Complementary low voltage transistor

    • Description Version Size Action
      TN0025
      LED balancing circuit with power limit
      2.3
      89.14 KB
      PDF
      TN0026
      LED balancing circuits
      2.4
      114 KB
      PDF
      TN0025

      LED balancing circuit with power limit

      TN0026

      LED balancing circuits

HW Model, CAD Libraries & SVD

    • Description Version Size Action
      BD139 PSpice model 1.0
      949 Byte(s)
      ZIP

      BD139 PSpice model

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
BD139
Active
SOT-32 Industrial Ecopack1
BD139-10
Active
SOT-32 Industrial Ecopack1
BD139-16
Active
SOT-32 Industrial Ecopack1

BD139

Package:

SOT-32

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SOT-32

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BD139-10

Package:

SOT-32

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SOT-32

Grade

Industrial

RoHS Compliance Grade

Ecopack1

BD139-16

Package:

SOT-32

Material Declaration**:

PDF XML

Marketing Status

Active

Package

SOT-32

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.