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 element14 Singapore
element14
from US$0.14
25,447
in stock
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Logo for Newark
Newark Electronics
from US$0.11
25,312
in stock
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Farnell
from US$0.14
25,312
in stock
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TME
from US$0.12
3,653
in stock
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Rapid Electronics
from US$0.19
1,615
in stock
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Micros
from US$0.12
1,000
in stock
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RS
from US$0.63
423
in stock
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Conrad
from US$0.19
367
in stock
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Buerklin
from US$0.14
272
in stock
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Avnet Silica
-
18,500
in stock
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Future Electronics
from US$0.11
0
in stock
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Avnet America
from US$0.10
0
in stock
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RS Americas
from US$0.38
0
in stock
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Ozdisan
from US$0.10
0
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EBV Elektronik
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0
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Features

Products are pre-selected in DC current gain

Last 6 months Inventory & Pricing History


Alternative Descriptions

TRANSISTOR, NPN, 80V, 1.5A, SOT-32 | element14
Trans, Npn, 80V, 1.5A, To-126 | Newark Electronics
Transistor: NPN | TME
ST BD139 NPN Audio High Voltage | Rapid Electronics
NPN 1,5A 80V 12,5W 40 < beta < 250 | Micros
NPN power transistor,BD139 1.5A | RS
STMicroelectronics Transistor (BJT) - diskret BD139 SOT-32 Anzahl Kanäle 1 NPN | Conrad
Trans GP BJT NPN 80V 1.5A 3-Pin(3+Tab) SOT-32 Tube | Avnet Silica
BD139 Series NPN 80 V 1.5 A Complementary Low Voltage Transistor - SOT-32 | Future Electronics
TRANSISTOR, BIPOLAR, SI, NPN, AMPLIFIER, DRIVER, VCEO 80V, IC 1.5A, PD 12.5W, SOT-32 | RS Americas


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

Last 6 months Inventory & Pricing History


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 element14, Newark Electronics, Farnell, TME and Rapid Electronics 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.