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Toshiba |
TOSHIBA Transistor Silicon NPN Epitaxial Planar Type
2SC4251
TV Tuner, VHF Oscillator Applications
Maximum Ratings (Ta = 25°C)
Characteristics
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Base current
Collector power dissipation
Junction temperature
Storage temperature range
Symbol
VCBO
VCEO
VEBO
IC
IB
PC
Tj
Tstg
Rating
30
15
3
50
25
100
125
-55~125
Unit
V
V
V
mA
mA
mW
°C
°C
2SC4251
Unit: mm
Electrical Characteristics (Ta = 25°C)
JEDEC
―
JEITA
SC-70
TOSHIBA
2-2E1A
Weight: 0.006 g (typ.)
Characteristics
Collector cut-off current
Emitter cut-off current
Collector-emitter breakdown voltage
DC current gain
Transition frequency
Collector output capacitance
Collector-base time constant
Symbol
Test Condition
ICBO
IEBO
V (BR) CEO
hFE
fT
Cob
Cc・rbb’
VCB = 15 V, IE = 0
VEB = 3 V, IC = 0
IC = 1 mA, IB = 0
VCE = 3 V, IC = 8 mA
VCE = 10 V, IC = 8 mA
VCB = 10 V, IE = 0, f = 1 MHz
VCB = 10 V, IC = 8 mA, f = 30 MHz
Min Typ. Max Unit
¾ ¾ 0.1 mA
¾ ¾ 1.0 mA
15 ¾ ¾
V
40 100 200
650 1100 ¾ MHz
¾ 0.9 1.3 pF
¾ 7 12 ps
Marking
1 2003-03-19
2SC4251
2 2003-03-19
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