INCHANGE Semiconductor
isc Silicon NPN RF Transistor
isc RF Product Specification
2SC2845
ELECTRICAL CHARACTERISTICS
TC=25℃ unless otherwise specified
SYMBOL
PARAMETER
CONDITIONS
MIN TYP. MAX UNIT
ICBO
Collector Cutoff Current
IEBO
Emitter Cutoff Current
VCB= 15V; IE= 0
VEB= 2V; IC= 0
0.1 μA
0.1 μA
hFE
DC Current Gain
IC= 20mA ; VCE= 10V
40
200
fT
Current-Gain—Bandwidth Product
IE= -20mA ; VCE= 10V
4.5
GHz
COB
Output Capacitance
︱S21e︱2 Insertion Power Gain
GUM Power Gain
IE= 0; VCB= 10V; f= 1.0MHz
1.0 1.5 pF
8.5 10.5
dB
IC= 20mA; VCE= 10V; f= 0.8GHz
10 12
dB
NF
Noise Figure
IC= 5mA; VCE= 10V; f= 0.8GHz
1.8
3
dB
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