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BD139
Bipolar (BJT) Single Transistor, NPN, 80 V, 1.5 A, 12.5 W, TO-126, Through Hole
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ManufacturerMULTICOMP PRO
Manufacturer Part NoBD139
Order Code4343298
Product RangeMulticomp Pro Bipolar Transistor NPN
Technical Datasheet
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| Quantity | Price (ex VAT) |
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| 10+ | £0.299 |
| 100+ | £0.213 |
| 500+ | £0.149 |
| 1000+ | £0.107 |
| 5000+ | £0.0933 |
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Product Information
ManufacturerMULTICOMP PRO
Manufacturer Part NoBD139
Order Code4343298
Product RangeMulticomp Pro Bipolar Transistor NPN
Technical Datasheet
Transistor PolarityNPN
Collector Emitter Voltage Max80V
Continuous Collector Current1.5A
Power Dissipation12.5W
Transistor Case StyleTO-126
Transistor MountingThrough Hole
No. of Pins3Pins
Transition Frequency-
DC Current Gain hFE Min25hFE
Operating Temperature Max150°C
Product RangeMulticomp Pro Bipolar Transistor NPN
Qualification-
MSL-
SVHCNo SVHC (21-Jan-2025)
Product Overview
The BD139 is an NPN bipolar junction transistor (BJT) housed in a TO-126 package, designed for general-purpose medium power switching and amplifier applications. The BD139 is widely used in audio amplifiers, signal processing circuits, and other electronic applications that require reliable switching and amplification.
- Collector-Emitter Voltage (Vce): 80V
- Collector Current (Ic): 1.5A
- Power Dissipation (Ptot): 12.5W
- DC Current Gain (hFE): 40 to 250
Applications
Audio, Power Supplies, DC/DC Converters, Motor Drive & Control, Signal Processing
Technical Specifications
Transistor Polarity
NPN
Continuous Collector Current
1.5A
Transistor Case Style
TO-126
No. of Pins
3Pins
DC Current Gain hFE Min
25hFE
Product Range
Multicomp Pro Bipolar Transistor NPN
MSL
-
Collector Emitter Voltage Max
80V
Power Dissipation
12.5W
Transistor Mounting
Through Hole
Transition Frequency
-
Operating Temperature Max
150°C
Qualification
-
SVHC
No SVHC (21-Jan-2025)
Technical Docs (1)
Alternatives for BD139
1 Product Found
Legislation and Environmental
Country of Origin:
Country in which last significant manufacturing process was carried outCountry of Origin:China
Country in which last significant manufacturing process was carried out
Country in which last significant manufacturing process was carried outCountry of Origin:China
Country in which last significant manufacturing process was carried out
US ECCN:EAR99
EU ECCN:NLR
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:To be advised
SVHC:No SVHC (21-Jan-2025)
Download Product Compliance Certificate
Product Compliance Certificate
Weight (kg):.00065