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Dated : 07/12/2002
®
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
ST 2SC3190
Characteristics at Tamb=25
OC
Symbol
Min.
Typ.
Max.
Unit
DC Current Gain
at VCE=12V, IC=2mA
Current Gain Group R
O
Y
hFE
hFE
hFE
40
70
120
-
-
-
80
140
240
-
-
-
Collector Cutoff Current
at VCB=20V
ICBO
-
-
0.1
μA
Emitter Cutoff Current
at VEB=2V
IEBO
-
-
1
μA
Collector Saturation Voltage
at IC=10mA, IB=1mA
VCE(sat)
-
-
0.4
V
Base Emitter Saturation Voltage
at IC=10mA, IB=1mA
VBE(sat)
-
-
1
V
Transition Frequency
at VCE=10V, IC=2mA
fT
80
120
-
MHz
Reverse Transfer Capacitance
at VCE=10V, f=1MHz
Cre
-
2.2
3
pF
Collector Base Time Constant
at VCE=10V, IE=-1mA, f=30MHz
Cc,rbb
-
30
50
ps
Noise Figure
at VCE=10V, f=1MHz, IE=-1mA, Rg=50ς
NF
-
2
3.5
dB