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INCHANGE Semiconductor isc RF Product Specification
isc Silicon NPN RF Transistor 2SC3544
DESCRIPTION
·Low Base Time Constant;
r
bb’ • CC
·High Gain Bandwidth Product
fT= 2 GHz TYP. @ I
·Low Feedback Capacitance;
C
= 0.55 pF TYP.
re
APPLICATIONS
·Designed for use as UHF oscillator and mixer in a tuner
of a TV receiver.
ABSOLUTE MAXIMUM RATINGS(T
= 5 ps TYP.
= 5mA, VCE= 10V
E
=25℃)
a
SYMBOL PARAMETER VALUE UNIT
V
V
V
P
T
CBO
CEO
EBO
I
C
T
stg
Collector-Base Voltage 30 V
Collector-Emitter Voltage 15 V
Emitter-Base Voltage 3 V
Collector Current-Continuous 50 mA
Collector Power Dissipation
C
J
=25℃
@T
C
Junction Temperature 125 ℃
Storage Temperature Range -55~125 ℃
0.25 W
isc Website：www.iscsemi.cn
Page 2
INCHANGE Semiconductor isc RF Product Specification
isc Silicon NPN RF Transistor 2SC3544
ELECTRICAL CHARACTERISTICS
TC=25℃ unless otherwise specified
SYMBOL PARAMETER CONDITIONS MIN TYP. MAX UNIT
V
CE(
I
CBO
h
FE
f
T
C
re
r
• C
bb’
Collector-Emitter Saturation Voltage IC= 10mA ; IB= 1mA 0.5 V
)
sat
Collector Cutoff Current VCB= 12V; IE= 0 0.1
DC Current Gain IC= 5mA ; VCE= 10V 50 250
Current-Gain—Bandwidth Product IE= -5mA ; VCE= 10V 1.3 2.0 GHz
Feedback Capacitance IE= 0 ; VCB= 10V;f= 1.0MHz 0.55 1.0 pF
Base Time Constant VCE= 10V,IE = -5mA,f = 31.9 MHz 5 15 ps
C
h
Classifications
FE
Marking M L K
h
FE
50-100 70-140 120-250
μA
isc Website：www.iscsemi.cn
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Page 3
INCHANGE Semiconductor isc RF Product Specification
isc Silicon NPN RF Transistor 2SC3544
isc Website：www.iscsemi.cn
Page 4
INCHANGE Semiconductor isc RF Product Specification
isc Silicon NPN RF Transistor 2SC3544
S-PARAMETER
V
CE = 10 V, IC = 5 mA , ZO = 50Ω
Freque.
MHz MAG. ANG. MAG. ANG. MAG. ANG. MAG. ANG.
200 0.423 -78.0 7.244 107.7 0.047 64.7 0.780 -21.6
400 0.244 -107.9 3.756 84.2 0.062 58.8 0.744 -24.2
600 0.196 -131.7 2.686 69.2 0.088 58.0 0.721 -31.5
800 0.187 -154.3 2.037 55.8 0.099 56.7 0.718 -40.0
1000 0.175 -171.7 1.784 44.9 0.124 58.2 0.726 -49.6
1200 0.171 166.5 1.428 36.1 0.149 58.0 0.756 -58.9
1400 0.174 147.7 1.308 26.2 0.179 57.2 0.774 -67.2
1600 0.204 129.8 1.105 15.6 0.203 56.7 0.742 -75.7
S
11
S
21
S
12
S
22
VCE = 10 V, IC = 10 mA , ZO = 50Ω
Freque.
MHz MAG. ANG. MAG. ANG. MAG. ANG. MAG. ANG.
200 0.281 -100.6 8.206 98.9 0.060 74.9 0.712 -21.5
400 0.220 -128.0 4.067 79.0 0.650 65.6 0.712 -22.6
600 0.218 -151.2 2.892 65.6 0.088 62.0 0.708 -29.8
800 0.181 -172.8 2.175 53.4 0.101 62.2 0.694 -38.6
1000 0.182 169.5 1.882 43.0 0.131 61.6 0.711 -48.0
1200 0.190 150.8 1.503 34.6 0.154 61.9 0.732 -58.1
1400 0.202 133.4 1.370 24.4 0.187 62.3 0.761 -66.6
1600 0.241 120.0 1.150 14.7 0.208 62.1 0.735 -74.9
S
11
S
21
S
12
S
22
isc Website：www.iscsemi.cn
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