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Zetex Semiconductors - NPN SILICON PLANAR RF TRANSISTOR

Numéro de référence ZTX325
Description NPN SILICON PLANAR RF TRANSISTOR
Fabricant Zetex Semiconductors 
Logo Zetex Semiconductors 





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ZTX325 fiche technique
NPN SILICON PLANAR
RF TRANSISTOR
ISSUE 2 – MARCH 94
FEATURES
* High fT, 1.3GHz
* Low noise < 5dB at 500MHz
* Power output at 500MHz >175mW
ZTX325
ABSOLUTE MAXIMUM RATINGS.
PARAMETER
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Mean Collector Current (Averaged over 100µs)
Collector Current
Power Dissipation at Tamb=25°C
Operating and Storage Temperature Range
SYMBOL
VCBO
VCEO
VEBO
IAV
ICM
Ptot
Tj:Tstg
C
B
E
E-Line
TO92 Compatible
VALUE
30
15
2.5
25
50
350
-55 to +200
UNIT
V
V
V
mA
mA
mW
°C
ELECTRICAL CHARACTERISTICS (at Tamb = 25°C unless otherwise stated).
PARAMETER
SYMBOL MIN. TYP. MAX. UNIT CONDITIONS.
Collector-Emitter
Sustaining Voltage
VCEO(SUS) 15
V IC=10mA, IB=0
Emitter-Base
Breakdown Voltage
V(BR)EBO
5
V IE=10µA, IC=0
Collector Cut-Off Current ICBO
Emitter Cut-Off Current ICES
Static Forward Current
Transfer Ratio
hFE
Transition Frequency
fT
Capacitance, Collector
Depletion Layer
CTC
25
20
1.0
1.3
10 nA VCB=15V, IE=0
10 µA VCE=15V, VBE=0
150 IC=2mA, VCE=1V*
125 IC=25mA, VCE=1V*
GHz IC=2mA, VCE=5V, f=400MHz
GHz IC=25mA, VCE=5V, f=400MHz
1.5 pF
VCB=10V, IE=Ie=0, f=1MHz
Capacitance, Emitter
Depletion Layer
CTE
2.0 pF VEB=0.5V, IC=Ic=0, f=1MHz
Feedback Capacitance
-Cre
0.85 pF VCE=5V, IC=2mA, f=1MHz
Feedback Time Constant rbb’Cb’c 2.0
12 ps VCB=5V, -IE=2mA, f=10.7MHz
3-161

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