184 - Polyfet

TB184 SR401 Freq vs 2-tone; Vds=24Vdc
Idq=1.3A
-15
-20
-25
31.25W per tone, 1 Khz separation
-30
-35
-40
-45
-50
-55
0
2
4
6
8
10 12 14 16 18 20 22 24 26 28 30
Freq in MHz
TB184 SR401 Gain/Efficiency vs Freq; Vds=24Vdc
Idq=1.3A
60
80
70
50
60
Efficiency
40
50
Gain
40
Pout fixed at 125W
30
30
20
20
10
10
0
0
0
2
4
6
8
10 12
14
16
Freq in MHz
18 20
22
24
26 28
30
TB184 Pout/Gain vs Pin F=30Mhz;Vds=24Vdc Idq=1.3A
20.0
200
19.5
19.0
160
Pout
P1dB =170W
18.5
18.0
120
17.5
17.0
80
Gain
Efficiency @125W = 55%
16.5
16.0
40
15.5
0
15.0
0
1
2
3
Pin in Watts
4
5
TB184 Pout/Gain vs Pin Freq=15Mhz;Vds=24Vdc Idq=1.3A
20.0
240
19.5
200
19.0
160
Pout
P1dB =175W
18.5
18.0
120
17.5
80
Efficiency @125W = 55%
Gain 17.0
40
16.5
0
16.0
0
1
2
3
Pin in Watts
4
5
TB184 Pout/Gain vs Pin Freq=1.5Mhz;Vds=24Vdc
Idq=1.3A
240
20.0
19.5
200
19.0
Pout
160
18.5
P1dB =175W
120
18.0
Gain 17.5
80
Efficiency @125W = 50%
17.0
40
16.5
0
16.0
0
1
2
3
Pin in Watts
4
5
R F in
C13
100NF
C1 100NF
OUT
R2
1K
3 tu rn s
40m u
22awg
T01
R1
1K
A D JU S T
VR1
R3
9 .1
SR401
10K Pot
IN
22
C12
100NF awg
8 tu rn s
R5 150
50V
T03
4 6 m u to ro id s
21ohm 9"
T02
850m u
C 4 -8
1UF
Vds
8/20/03
8/20/03
8/20/03
J.Citrolo
J.Citrolo
C2
100NF
J.Citrolo
4 6m u
to ro id
63V
C14
47UF
C3 100NF
R4 10K
C10
47PF
50ohm 9"
T04
C 11
47UF
C9
1NF
SR401 Vds=24Vdc Idq=1.3A
TB184, 125W, 1.5-30MHz
RF out
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