2N5484 Просмотр технического описания (PDF) - Fairchild Semiconductor
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2N5484 Datasheet PDF : 14 Pages
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N-Channel RF Amplifier
(continued)
Electrical Characteristics
Symbol
Parameter
TA = 25°C unless otherwise noted
Test Conditions
Min Typ Max Units
OFF CHARACTERISTICS
V(BR)GSS
Gate-Source Breakdown Voltage
IGSS
Gate Reverse Current
VGS(off)
Gate-Source Cutoff Voltage
IG = - 1.0 µA, VDS = 0
VGS = - 20 V, VDS = 0
VGS= - 20 V, VDS= 0, TA= 100°C
VDS = 15 V, ID = 10 nA
5484
5485
5486
- 25
- 0.3
- 0.5
- 2.0
ON CHARACTERISTICS
IDSS
Zero-Gate Voltage Drain Current* VDS = 15 V, VGS = 0
5484 1.0
5485 4.0
5486 8.0
V
- 1.0 nA
- 0.2 µA
- 3.0 V
- 4.0 V
- 6.0 V
5.0 mA
10 mA
20 mA
SMALL SIGNAL CHARACTERISTICS
gfs
Re(yis)
gos
Re(yos)
Re(yfs)
Ciss
Crss
Coss
NF
Forward Transfer Conductance
Input Conductance
Output Conductance
Output Conductance
Forward Transconductance
Input Capacitance
VDS = 15 V, VGS = 0, f = 1.0 kHz
5484
5485
5486
VDS = 15 V, VGS = 0, f = 100 MHz
5484
VDS = 15 V, VGS = 0, f = 400 MHz
5485 / 5486
VDS = 15 V, VGS = 0, f = 1.0 kHz
5484
5485
5486
VDS = 15 V, VGS = 0, f = 100 MHz
5484
VDS = 15 V, VGS = 0, f = 400 MHz
5485 / 5486
VDS = 15 V, VGS = 0, f = 100 MHz
5484
VDS = 15 V, VGS = 0, f = 400 MHz
5485
5486
VDS = 15 V, VGS = 0, f = 1.0 MHz
3000
3500
4000
2500
3000
3500
6000 µmhos
7000 µmhos
8000 µmhos
100 µmhos
1000 µmhos
50 µmhos
60 µmhos
75 µmhos
75 µmhos
100 µmhos
5
µmhos
µmhos
µmhos
5.0 pF
Reverse Transfer Capacitance
VDS = 15 V, VGS = 0, f = 1.0 MHz
1.0 pF
Output Capacitance
VDS = 15 V, VGS = 0, f = 1.0 MHz
2.0 pF
Noise Figure
VDS= 15 V, RG = 1.0 kΩ,
f = 100 MHz
5484
VDS= 15 V, RG = 1.0 kΩ,
f = 400 MHz
5484
VDS= 15 V , RG = 1.0 kΩ,
f = 100 MHz
5485 / 5486
VDS= 15 V, RG = 1.0 kΩ,
f = 400 MHz
5485 / 5486
3.0 dB
4.0
dB
2.0 dB
4.0 dB
*Pulse Test: Pulse Width ≤ 300 ms, Duty Cycle ≤ 2%
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