Datasheet

UNISONIC TECHNOLOGIES CO., LTD
BD139
NPN SILICON TRANSISTOR
NPN POWER TRANSISTORS

FEATURES
* High current (max.1.5A)
* Low voltage (max.80V)

ORDERING INFORMATION
Ordering Number
Package
Lead Free
Halogen Free
BD139L-xx-T60-K
BD139G-xx-T60-K
TO-126
BD139L-xx-T6S-K
BD139G-xx-T6S-K
TO-126S
BD139L-xx-TM3-T
BD139G-xx-TM3-T
TO-251
Note: Pin Assignment: E: Emitter C: Collector B: Base
BD139L-xx-T60-K

Pin Assignment
1
2
3
E
C
B
E
C
B
B
C
E
Packing
Bulk
Bulk
Tube
(1)Packing Type
(1) K: Bulk, T: Tube
(2)Package Type
(2) T60: TO-126, T6S: TO-126S, TM3: TO-251
(3)Rank
(3) refer to hFE
(4)Green Package
(4) L: Lead Free, G: Halogen Free and Lead Free
MARKING
TO-126 / TO-126S
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
TO-251
1 of 3
QW-R204-007.E
BD139

NPN SILICON TRANSISTOR
ABSOLUTE MAXIMUM RATING
PARAMETER
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current (DC)
Peak Collector Current
Peak Base Current
Power Dissipation (Ta=25°C)
SYMBOL
VCBO
VCEO
VEBO
IC
ICM
lBM
TO-126/ TO-126S
TO-251
PD
RATINGS
100
80
5
1.5
2
1
1.25
UNIT
V
V
V
A
A
A
W
W
°C
°C
°C
1
+150
-65~+150
-65~+150
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
Junction Temperature
Operating Temperature
Storage Temperature

TJ
TOPR
TSTG
ELECTRICAL CHARACTERISTICS (TJ=25°C, unless otherwise specified)
PARAMETER
SYMBOL
Collector Cut-Off Current
ICBO
Emitter Cut-Off Current
IEBO
DC Current Gain
hFE
BD139-10
BD139-16
Collector-Emitter Saturation Voltage
Base-Emitter Voltage
Transition Frequency
DC Current Gain
IC =150mA, VCE=2V (See Fig.1)
VCE(SAT)
VBE
fT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TEST CONDITIONS
IE=0, VCB=30V
IE=0, VCB=30V, TJ=125°C
IC=0, VEB=5V
IC=5mA
VCE=2V (See Fig.1) IC =150mA
IC =500mA
IC =500 mA, IB=50mA
IC =500 mA, VCE=2V
IC =500 mA, VCE=5V, f=100MHz
MIN
TYP MAX UNIT
100 nA
10
μA
100 nA
40
63
25
63
100
250
160
250
0.5
1
190
V
V
MHz
2 of 3
QW-R204-007.E
BD139
NPN SILICON TRANSISTOR
Collector Current, IC (A)
DC Current Gain, hFE
TYPICAL CHARACTERISTICS

UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 3
QW-R204-007.E