BD139 is Obsolete and no longer manufactured.
Available Substitutes:

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onsemi
In Stock: 4 312
Unit Price: R22,74000
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onsemi
In Stock: 20
Unit Price: R18,49000
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onsemi
In Stock: 4 001
Unit Price: R17,51000
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STMicroelectronics
In Stock: 11 958
Unit Price: R27,98000
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STMicroelectronics
In Stock: 2 989
Unit Price: R22,41000
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STMicroelectronics
In Stock: 8 284
Unit Price: R23,56000
Datasheet
Bipolar (BJT) Transistor NPN 80 V 1.5 A 1.25 W Through Hole TO-126
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

BD139

DigiKey Part Number
BD139OS-ND
Manufacturer
Manufacturer Product Number
BD139
Description
TRANS NPN 80V 1.5A TO-126
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 80 V 1.5 A 1.25 W Through Hole TO-126
Datasheet
 Datasheet
EDA/CAD Models
BD139 Models
Product Attributes
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Category
Current - Collector Cutoff (Max)
100nA (ICBO)
Mfr
DC Current Gain (hFE) (Min) @ Ic, Vce
40 @ 150mA, 2V
Packaging
Bulk
Power - Max
1.25 W
Part Status
Obsolete
Operating Temperature
-55°C ~ 150°C (TJ)
Transistor Type
Mounting Type
Through Hole
Current - Collector (Ic) (Max)
1.5 A
Package / Case
TO-225AA, TO-126-3
Voltage - Collector Emitter Breakdown (Max)
80 V
Supplier Device Package
TO-126
Vce Saturation (Max) @ Ib, Ic
500mV @ 50mA, 500mA
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
BD139Gonsemi4 312BD139GOS-NDR22,74000Direct
BD13910STUonsemi20BD13910STUOS-NDR18,49000Similar
BD13916STUonsemi4 001BD13916STU-NDR17,51000Similar
BD139STMicroelectronics11 958497-6656-5-NDR27,98000Upgrade
BD139-10STMicroelectronics2 989497-12137-NDR22,41000Similar
Obsolete
This product is no longer manufactured. View Substitutes
Non-Cancelable/Non-Returnable