CHA3395-QDG_15 Datasheet, PDF (7/16 Pages) United Monolithic Semiconductors – 21-29.5GHz Medium Power Amplifier

21-29.5GHz Medium Power Amplifier
Typical Board Measurements
Tamb.= +25°C, Vd = +4.0V, Id = 180mA
CHA3395-QDG
Input return loss versus gain ctrl
0
-4
Min. Gain
-8
-12
Max. Gain
-16
-20
-24
17
19
21
23
25
27
29
31
Frequency (GHz)
Output return loss versus gain ctrl
0
-4
-8
-12
Min. Gain
-16
-20
-24
Max. Gain
-28
-32
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Frequency (GHz)
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
-1
Linear gain & Current versus Gate Voltage
21.2 GHz 24.5 GHz 27 GHz 29.5 GHz Id
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
Gate voltage (V)
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
-0.3
Ref. : DSCHA3395-QDG5090 - 31 Mar 15
7/16
Specifications subject to change without notice
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