Product Summary

The BD139 is a NPN power transistor. And the BD139 is in a TO-126, SOT32 plasticpackage. The is designed for use as audio amplifiers and drivers utilizing complementary or quasi complementary circuit. And the BD139 has the following features: DC Current Gain-hFE =40 (Min) @ Ic =0.15 Adc, BD 135, 137, 139 are complementary with BD 136, 138, 140.

Parametrics

BD139 absolute maximum ratings: (1) Collector-Emitte Voltage VCEO: 80Vdc; (2) Collector-Base Voltage VCBO: 100Vdc; (3) Emitter-Base Voltage VEBO: 5Vdc; (4) Collector Current Ic: 1.5Adc; (5) Base Current Ib: 0.5Adc; (6) Total Device Dissipation @TA=25°C PD: 1.25Watt, Derate above 25°C: 10m°C/W; (7) Total Device Dissipation @TC=25°C PD: 12.5Watt, Derate above 25°C: 100m°C/W; (8) Operating and Storage Junction TJ: -55 to +150°C, Temperature Range Tstg: -55 to +150°C.

Features

BD139 features: (1) DC Current Gain-hFE =40 (Min) @ Ic =0.15 Adc; (2) BD 135, 137, 139 are complementary with BD 136, 138, 140.

Diagrams

BD139 Pin Configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
BD139
BD139
STMicroelectronics
Transistors Bipolar (BJT) NPN Audio Amplifier
Data Sheet
0-1: $0.25
1-10: $0.24
10-100: $0.22
100-250: $0.20
BD139-10
BD139-10
STMicroelectronics
Transistors Bipolar (BJT) NPN Silicon Trnsistr
Data Sheet
0-3200: $0.15
3200-5000: $0.15
BD13910S
BD13910S
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Epitaxial Sil
Data Sheet
0-1: $0.18
1-25: $0.16
25-100: $0.14
100-250: $0.09
BD13910STU
BD13910STU
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Si Transistor Epitaxial
Data Sheet
0-1: $0.19
1-25: $0.16
25-100: $0.15
100-250: $0.10
BD139-16
BD139-16
STMicroelectronics
Transistors Bipolar (BJT) NPN Silicon Trnsistr
Data Sheet
0-3000: $0.17
3000-5000: $0.16
5000-10000: $0.16
BD13916S
BD13916S
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Epitaxial Sil
Data Sheet
0-1: $0.18
1-25: $0.16
25-100: $0.14
100-250: $0.09
BD13916STU
BD13916STU
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Epitaxial Sil
Data Sheet
0-1: $0.23
1-25: $0.20
25-100: $0.14
100-250: $0.11
BD1396S
BD1396S
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Si Transistor Epitaxial
Data Sheet
Negotiable