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2SB949 Datasheet, PDF (1/2 Pages) Panasonic Semiconductor – Silicon PNP epitaxial planar type Darlington | |||
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Power Transistors
2SB949, 2SB949A
Silicon PNP epitaxial planar type Darlington
For power amplification and switching
Complementary to 2SD1275 and 2SD1275A
10.0±0.2
5.5±0.2
Unit: mm
4.2±0.2
2.7±0.2
s Features
q High foward current transfer ratio hFE
q High-speed switching
q Full-pack package which can be installed to the heat sink with
one screw
s Absolute Maximum Ratings (TC=25ËC)
Parameter
Symbol
Ratings
Unit
Collector to 2SB949
â60
VCBO
V
base voltage 2SB949A
â80
Ï3.1±0.1
1.3±0.2
1.4±0.1
0.8±0.1
0.5 +0.2
â0.1
2.54±0.25
Collector to 2SB949
â60
VCEO
V
emitter voltage 2SB949A
â80
Emitter to base voltage
VEBO
â5
V
Peak collector current
ICP
â4
A
Collector current
IC
â2
A
Collector power TC=25°C
dissipation
Ta=25°C
PC
35
W
2
Junction temperature
Storage temperature
Tj
150
ËC
Tstg
â55 to +150
ËC
s Electrical Characteristics (TC=25ËC)
5.08±0.5
123
1:Base
2:Collector
3:Emitter
TOâ220 Full Pack Package(a)
Internal Connection
C
B
E
Parameter
Symbol
Conditions
min
typ
max Unit
Collector cutoff
2SB949
current
2SB949A
Collector cutoff
2SB949
current
2SB949A
Emitter cutoff current
Collector to emitter 2SB949
voltage
2SB949A
ICBO
ICEO
IEBO
VCEO
VCB = â60V, IE = 0
VCB = â80V, IE = 0
VCB = â30V, IB = 0
VCB = â40V, IB = 0
VEB = â5V, IC = 0
IC = â30mA, IB = 0
â1
mA
â1
â2
mA
â2
â2
mA
â60
V
â80
Forward current transfer ratio
Base to emitter voltage
Collector to emitter saturation voltage
Transition frequency
Turn-on time
Storage time
Fall time
hFE1
hFE2*
VBE
VCE(sat)
fT
ton
tstg
tf
VCE = â4V, IC = â1A
VCE = â4V, IC = â2A
VCE = â4V, IC = â2A
IC = â2A, IB = â8mA
VCE = â10V, IC = â 0.5A, f = 1MHz
IC = â2A, IB1 = â8mA, IB2 = 8mA,
VCC = â50V
1000
2000
10000
â2.8
V
â2.5
V
20
MHz
0.4
µs
1.5
µs
0.5
µs
*hFE2 Rank classification
Rank
Q
P
hFE2 2000 to 5000 4000 to 10000
1
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