MCDK21
MCDK21 F=30MHz Vds=12V Vagc=6.5V
11
10
9
8
7
Pout (W)
6
5
4
3
2
1
0
0.25
11
10
9
8
7
Pout (W)
6
5
4
3
2
1
0
0.25
0.50
1.00
2.00
3.00
4.00
6.00
8.00
10.00
15.00
20.00
Gain (dB)
MCDK21 F=50MHz Vds=12V Vagc=6.5V
35
34
12
11
10
9
8
P
out
33.0
32.0
31.0
30.0
29.0
Gain (dB)
34.0
Gain
Pout
33
Gain (dB)
32
31
Gain
Pout (W)
7
6
5
4
3
2
1
Efficiency @10W=40%
30
29
28
27
Efficiency @10W=38%
28.0
27.0
0.25
0.50
1.00
2.00
3.00
4.00
6.00
8.00
10.00
15.00
20.00
0
29.5
29.0
28.5
6
5
4
3
15
Efficiency @ 10W=55%
10
5
0
Efficiency @10W=30%
28.0
27.5
27.0
2
1
0
1.5
2.0
2.5
3.0
Vagc (V)
3.5
4.0
Pin (mW
)
MCDK21 F=88MHz Vds=12V Pin=20mW
0
12
11
10
9
8
Pout (W)
7
6
5
4
3
2
1
0
1.5
2.0
2.5
3.0
Vagc (V)
3.5
4.0
4.5
0
5
25
30
M D Harmonics Vds=12V Vagc=5V Pout=10W
C K21
-5
-10
-15
dBc
-20
-25
-30
-35
-40
-45
20
40
60
Freq M
hz
80
100
2nd
3rd
Gain
Pout
20
Gain (dB)
15
Efficiency @ 10W=38%
10
POLYFET RF DEVICES
REVISION 01/17/2006
1110 Avenida Acaso, Camarillo, Ca 93012 Tel:(805) 484-4210 FAX: (805) 484-3393 URL:www.polyfet.com
Gain (dB)
Pout (W)
0.50
MCDK21 F=88MHz Vds=12V Vagc=6.5V
31.5
31.0
30.5
Gain
1.00
2.00
3.00
Pin (mW
)
4.00
6.00
8.00
10.00
Pout
15.00
20.00
Pin (mW)
MCDK21 F=30MHz Vds=12V Pin=20mW
11
10
9
8
30.0
30
25
7
Gain
Pout
20
POLYFET [ POLYFET RF DEVICES ]
