BD139 Power Bipolar by STMicroelectronics

NPN SILICON TRANSISTORS


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.

Where to Buy

Prices starting from US$0.10

Distributor Stock
Logo for RS
RS
from US$0.13
700
in stock
Buy Now
Logo for Future Electronics
Future Electronics
from US$0.11
121,000
in stock
Buy Now
Logo for element14
element14
from US$0.15
28,342
in stock
Buy Now
Logo for Farnell
Farnell
from US$0.13
27,341
in stock
Buy Now
Logo for Newark Electronics
Newark Electronics
from US$0.12
24,183
in stock
Buy Now
Logo for Transfer Multisort Elektronik
Transfer Multisort Elektronik
from US$0.19
8,414
in stock
Buy Now
Logo for Distrelec
Distrelec
from US$0.29
7,848
in stock
Buy Now
Logo for Rapid Electronics
Rapid Electronics
from US$0.39
855
in stock
Buy Now
Logo for Amar Radio Corporation
Amar Radio Corporation
-
56,870
in stock
Buy Now
Logo for Avnet Silica
Avnet Silica
-
40,750
in stock
Buy Now
Logo for EBV Elektronik
EBV Elektronik
-
4,450
in stock
Buy Now
Logo for Avnet America
Avnet America
from US$0.10
-
Buy Now

Features

Products are pre-selected in DC current gain

Alternative Descriptions

BD139 Series NPN 80 V 1.5 A Complementary Low Voltage Transistor - SOT-32 | Future Electronics
TRANSISTOR, NPN, 80V, 1.5A, SOT-32 | element14
Trans, Npn, 80V, 1.5A, To-126 | Newark Electronics
Transistor: NPN | Transfer Multisort Elektronik
ST Power Transistor, NPN, 80V, SOT-32 | Distrelec
ST BD139 NPN Audio High Voltage | Rapid Electronics
NPN power transistor,BD139 1.5A | RS
Trans GP BJT NPN 80V 1.5A 3-Pin(3+Tab) SOT-32 Tube | Avnet Silica


BD139 General Purpose and Low VCE(sat) Transistors by ON Semiconductor

1.5 A, 80 V NPN Power Bipolar Junction Transistor


This series of plastic, NPN Power Bipolar Junction Transistors are designed for use as audio amplifiers and drivers utilizing complementary or quasi complementary circuits.

Features

Mininum Current Gain - hFE = 40 @ IC = 150 mA
BD135, BD137, BD139 are complementary with BD136, BD138, BD140
These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant
Benefits
Low current base drive
Applications
Audio amplification
End Products
Audio amplifiers

Specifications

Compliance

Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD139?

Additional datasheets, footprints and schematics for BD139 are listed on our Part Details page. You can also find images and similar parts to BD139 on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BD139 on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BD139 price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BD139 fall under?

The BD139 is listed under Power Transistors > Power Bipolar > < 500V Transistors.

Can I view similar or alternative parts?

You can view similar parts to BD139 when available in the < 500V Transistors range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BD139 you can contact the distributor directly for product support, shipping queries etc.

Is the BD139 RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for BD139 have stock available?

Authorised distributors including Future Electronics, element14, Farnell, Newark Electronics and Transfer Multisort Elektronik have stock available or on a lead time for BD139.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for BD139 often in real-time on the comparison pages.

What if I can't find stock of BD139?

You can fill out our help required form which you can use to request a quote for BD139 from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

We use cookies to improve your experience. See our privacy policy.
Okay