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Dated : 07/08/2003
®
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
ST 2SC3731
Characteristics at Tamb=25
OC
Symbol
Min.
Typ.
Max.
Unit
DC Current Gain*
at VCE=1V, IC=10mA
Current Gain Group
at VCE=1V, IC=100mA
M
L
K
hFE
hFE
hFE
hFE
75
100
150
25
-
-
-
80
150
200
300
-
-
-
-
-
Collector Cutoff Current
at VCB=30V
ICBO
-
-
0.1
μA
Emitter Cutoff Current
at VEB=3V
IEBO
-
-
0.1
μA
Collector Saturation Voltage*
at IC=50mA, IB=5mA
VCE(sat)
-
0.12
0.3
V
Base Saturation Voltage*
at IC=50mA, IB=5mA
VBE(sat)
-
0.8
0.95
V
Turn-on Time
See test circuit
ton
-
-
70
ns
Storage Time
See test circuit
tstg
-
100
200
ns
Turn-off Time
See test circuit
toff
-
-
250
ns
Gain Bandwidth Product
at VCE=20V, -IE=10mA, f=100MHz
fT
300
510
-
MHz
Output Capacitance
at VCB=5V, f=1MHz
COB
-
3
4
pF
*Pulsed PW≦350μs, Duty Cycle≦2%
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