TYPICAL CHARACTERISTICS (TA = 25 ˚C)
TOTAL POWER DISSIPATION vs.
AMBIENT TEMPERATURE
250
200
150
100
50
0
50
100
150
200
250
TA – Ambient Temperature – ˚C
NE33284A
DRAIN CURRENT vs.
DRAIN TO SOURCE VOLTAGE
VGS = 0 V
50
40
–0.2 V
30
–0.4 V
20
10
–0.6 V
0
1
2
3
4
5
VDS – Drain to Source Voltage – V
DRAIN CURRENT vs.
GATE TO SOURCE VOLTAGE
50
VDS = 2 V
40
30
20
MAXIMUM AVAILABLE GAIN, FORWARD
INSERTION GAIN vs. FREQUENCY
24
VDS = 2 V
ID = 10 mA
20
MSG.
16
| IS21s |2
12
MAG.
10
8
0
4
–2.0
–1.0
0
1
VGS – Gate to Source Voltage – V
Gain Calculations
MSG. = | S21 |
| S12 |
MAG. = | S21 | (K ± K2 − 1)
| S12 |
K = 1 + | ∆ |2 − | S11 |2 − | S22 |2
2 | S12 || S21 |
∆ = S11 ⋅ S22 − S21 ⋅ S12
2
4 6 8 10 14 20 30
f – Frequency – GHz
3