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Panasonic Electronic Components Datasheet


D1257

2SD1257



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D1257 pdf
Power Transistors
2SD1257, 2SD1257A
Siwliwcwo.DnataNShPeeNt4Ue.copmitaxial planar type
For power switching
Complementary to 2SB934
s Features
q Low collector to emitter saturation voltage VCE(sat)
q Satisfactory linearity of foward current transfer ratio hFE
q Large collector current IC
q N type package enabling direct soldering of the radiating fin to
the printed circuit board, etc. of small electronic equipment.
s Absolute Maximum Ratings (TC=25˚C)
Parameter
Symbol
Ratings
Collector to 2SD1257
base voltage 2SD1257A
VCBO
130
150
Collector to 2SD1257
emitter voltage 2SD1257A
VCEO
80
100
Emitter to base voltage
Peak collector current
Collector current
Collector power TC=25°C
dissipation
Ta=25°C
Junction temperature
Storage temperature
VEBO
ICP
IC
PC
Tj
Tstg
7
15
7
40
1.3
150
–55 to +150
Unit
V
V
V
A
A
W
˚C
˚C
s Electrical Characteristics (TC=25˚C)
Parameter
Symbol
Conditions
Collector cutoff current
Emitter cutoff current
Collector to emitter 2SD1257
voltage
2SD1257A
ICBO
IEBO
VCEO
VCB = 100V, IE = 0
VEB = 5V, IC = 0
IC = 10mA, IB = 0
Forward current transfer ratio
Collector to emitter saturation voltage
Base to emitter saturation voltage
Transition frequency
Turn-on time
Storage time
Fall time
hFE1
hFE2*
VCE(sat)
VBE(sat)
fT
ton
tstg
tf
VCE = 2V, IC = 0.1A
VCE = 2V, IC = 3A
IC = 5A, IB = 0.25A
IC = 5A, IB = 0.25A
VCE = 10V, IC = 0.5A, f = 10MHz
IC = 3A, IB1 = 0.3A, IB2 = – 0.3A,
VCC = 50V
*hFE2 Rank classification
Rank
R
Q
hFE2 60 to 120 90 to 180
P
130 to 260
8.5±0.2
6.0±0.5
Unit: mm
3.4±0.3
1.0±0.1
1.5max.
0.8±0.1
2.54±0.3
5.08±0.5
123
8.5±0.2
6.0±0.3
1.1max.
0.5max.
1:Base
2:Collector
3:Emitter
N Type Package
Unit: mm
3.4±0.3
1.0±0.1
0.8±0.1
2.54±0.3
5.08±0.5
R0.5
R0.5
1.1 max.
0 to 0.4
123
1:Base
2:Collector
3:Emitter
N Type Package (DS)
min typ max Unit
10 µA
50 µA
80
V
100
45
60 260
0.5 V
1.5 V
30 MHz
0.5 µs
1.5 µs
0.1 µs
1



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D1257 pdf
Power Transistors
PC — Ta
50
www.DataShee((21t))4TWUCi=t.hTcaao5m0 × 50 × 2mm
(1)
40
Al heat sink
(3) Without heat sink
(PC=1.3W)
30
20
10
(2)
(3)
0
0 20 40 60 80 100 120 140 160
Ambient temperature Ta (˚C)
VCE(sat) — IC
100
IC/IB=20
30
10
3
1
TC=100˚C
0.3 25˚C
0.1
–25˚C
0.03
0.01
0.01 0.03 0.1 0.3 1 3
Collector current IC (A)
10
10000
3000
1000
hFE — IC
VCE=2V
300
TC=100˚C
25˚C
100 –25˚C
30
10
3
1
0.01 0.03 0.1 0.3 1 3
Collector current IC (A)
10
IC — VCE
10
TC=25˚C
8
IB=55mA
6 50mA
45mA
40mA
35mA
4 30mA
20mA
15mA
2 10mA
5mA
0
0 2 4 6 8 10 12
Collector to emitter voltage VCE (V)
2SD1257, 2SD1257A
VCE(sat) — IC
(1) IC/IB=10
10 (2) IC/IB=20
TC=25˚C
3
1 (2)
(1)
0.3
0.1
0.03
0.01
0.01 0.03 0.1 0.3
1
Collector current IC (A)
3
VBE(sat) — IC
(1) IC/IB=10
10 (2) IC/IB=20
TC=25˚C
3
(1)
1 (2)
0.3
0.1
0.03
0.01
0.1
0.3 1 3 10
Collector current IC (A)
30
VBE(sat) — IC
100
IC/IB=20
30
10
3
1 TC=–25˚C
100˚C
0.3 25˚C
0.1
0.03
0.01
0.01 0.03 0.1 0.3 1 3
Collector current IC (A)
10
10000
3000
1000
fT — IC
VCE=10V
f=10MHz
TC=25˚C
300
100
30
10
3
1
0.01 0.03 0.1 0.3 1 3
Collector current IC (A)
10
10000
3000
1000
Cob — VCB
IE=0
f=1MHz
TC=25˚C
300
100
30
10
3
1
0.1 0.3 1 3 10 30 100
Collector to base voltage VCB (V)
2



Part Number D1257
Description 2SD1257
Maker Panasonic - Panasonic
Total Page 3 Pages
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