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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 2SA1175
Characteristics at Tamb=25
oC
Symbol
Min.
Typ.
Max.
Unit
DC Current Gain
at -VCE=6V, -IC=2mA
Current Gain Group R
J
H
F
E
K
hFE
hFE
hFE
hFE
hFE
hFE
110
135
170
200
250
300
-
-
-
-
-
-
180
220
270
320
400
600
-
-
-
-
-
-
Collector Cutoff Current
at -VCB=60V
-ICBO
-
-
0.1
μA
Emitter Cutoff Current
at -VEB=5V
-IEBO
-
-
0.1
μA
Collector Saturation Voltage
at -IC=100mA, -IB=10mA
-VCE(sat)
-
0.18
0.3
V
Gain Bandwidth Product
at -VCE=6V, -IE=1mA
fT
50
80
-
MHz
Noise Figure
at -VCE=6V, -IC=1V, RG=10kΩ, f=100Hz
NF
-
6
20
dB
Output Capacitance
at -VCB=10V, f=1MHz
COB
-
4.5
6
pF
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