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 Transistor
2SD1991A
Silicon NPN epitaxial planer type
For general amplification Complementary to 2SB1320A
6.90.1
Unit: mm
1.05 2.50.1 (1.45) 0.05 0.8
q q q
0.45-0.05
0.45-0.05
+0.1
s Absolute Maximum Ratings
Parameter Collector to base voltage Collector to emitter voltage Emitter to base voltage Peak collector current Collector current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO ICP IC PC Tj Tstg
(Ta=25C)
1
2.50.5 2
2.50.5 3
60 50 7 200 100 400 150 -55 ~ +150
V V V mA mA mW C C
1.20.1 0.65 max. 0.45+0.1 - 0.05
Note: In addition to the lead type shown in the upper figure, the type as shown in the lower figure is also available.
1:Emitter 2:Collector 3:Base MT1 Type Package
2.50.1
Ratings
Unit
+0.1
(HW type)
s Electrical Characteristics
Parameter Collector cutoff current Collector to base voltage Collector to emitter voltage Emitter to base voltage Forward current transfer ratio Collector to emitter saturation voltage Transition frequency Collector output capacitance
*h
(Ta=25C)
Symbol ICBO ICEO VCBO VCEO VEBO hFE1 hFE2 VCE(sat) fT Cob
*
Conditions VCB = 20V, IE = 0 VCE = 20V, IB = 0 IC = 10A, IE = 0 IC = 2mA, IB = 0 IE = 10A, IC = 0 VCE = 10V, IC = 2mA VCE = 2V, IC = 100mA IC = 100mA, IB = 10mA VCB = 10V, IE = -2mA, f = 200MHz VCB = 10V, IE = 0, f = 1MHz
min
typ
max 1 1
14.50.5
0.85
High foward current transfer ratio hFE. Low collector to emitter saturation voltage VCE(sat). Allowing supply with the radial taping.
0.65 max.
1.0
3.50.1
s Features
0.15
0.7
4.0
0.8
Unit A A V V V
60 50 7 160 90 0.1 150 3.5 0.3 460
V MHz pF
FE1
Rank classification
Q 160 ~ 260 R 210 ~ 340 S 290 ~ 460
Rank hFE1
1
Transistor
PC -- Ta
500 60 Ta=25C IB=160A 50 1000
2SD1991A
IC -- VCE
1200 VCE=10V Ta=25C
IB -- VBE
Collector power dissipation PC (mW)
Collector current IC (mA)
400
40
Base current IB (A)
140A 120A 100A 30 80A 20 60A 40A 10 20A
800
300
600
200
400
100
200
0 0 20 40 60 80 100 120 140 160
0 0 2 4 6 8 10
0 0 0.2 0.4 0.6 0.8 1.0
Ambient temperature Ta (C)
Collector to emitter voltage VCE (V)
Base to emitter voltage VBE (V)
IC -- VBE
200 VCE=10V 200 240 VCE=10V Ta=25C
IC -- I B
Collector to emitter saturation voltage VCE(sat) (V)
100 30 10 3 1 0.3 0.1 0.03 0.01 0.1
VCE(sat) -- IC
IC/IB=10
Collector current IC (mA)
Collector current IC (mA)
160
160
120 25C Ta=75C 80 -25C
120
80
25C
40
Ta=75C -25C
40
0 0 0.4 0.8 1.2 1.6 2.0
0 0 200 400 600 800 1000
0.3
1
3
10
30
100
Base to emitter voltage VBE (V)
Base current IB (A)
Collector current IC (mA)
hFE -- IC
600 VCE=10V 1000
hFE -- IC
300 VCE=5V
fT -- I E
VCB=10V Ta=25C
Forward current transfer ratio hFE
Forward current transfer ratio hFE
500
800
Transition frequency fT (MHz)
100 1000
240
400
Ta=75C 25C
600
Ta=125C 75C
180
300
-25C
400
200
25C -25C
120
100
200
60
0 0.1
0.3
1
3
10
30
100
0 0.1
1
10
0 - 0.1 - 0.3
-1
-3
-10
-30
-100
Collector current IC (mA)
Collector current IC (mA)
Emitter current IE (mA)
2
Transistor
Cob -- VCB
12
2SD1991A
NV -- IC
IE=0 f=1MHz Ta=25C 240 VCE=10V Ta=25C Function=FLAT 100
h Parameter -- IC
VCE=5V f=270Hz
Collector output capacitance Cob (pF)
10
200
30
6
120
Rg=100k
h Parameter
8
Noise voltage NV (mV)
160
10 hfe (x100)
3
4
80 22k 40 4.7k
1
hoe (10-1S)
hre (x10-4)
2
0.3 hie (x10k)
0 1 3 10 30 100
0 10
30
100
300
1000
0.1 0.1
0.3
1
3
10
Collector to base voltage VCB (V)
Collector current IC (A)
Collector current IC (mA)
3


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