polyfet rf devices
PHM020
Power RF Amplifiers
Power =
Bandwidth =
Gain =
Vdd =
to
50 ohms Input/Output Impedance
Description
The PHM020 is a 5 Watt FM / 1 Watt AM
amplifier module covering a bandwidth of
225-400 Mhz. It has a high harmonic rating
when operated in the AM mode. This dual stage
amplifier ia specifically designed for broad
band portable radio applications. External
Gate bias pin option is available upon request.
Absolute Maximum Ratings
o
Parameter
Symbol
Value
Unit
DC supply Voltage 1
VDD1
V
32.0
DC supply Voltage 2
VDD2
V
Input Power
Pin
W
0.02
Output Power
Pout
W
10.0
Operating Case Temp.
Tc
C
-20 to +85
Storage Temperature
Tstg
o
-30 to +100
Electrical Characteristics: (
o
28.0 Volts )
Parameter
Symbol
Min
Unit
Frequency Range
BW
Mhz
225
Outut Power
Po
Watts
5.0
Power Gain
PG
dB
25.0
Total Efficiency
h
%
13
2nd Harmonics
dso
dBc
Intermod - 2 tone
Ip3
dBm
Max
400
Typical
Test Conditions
50 ohm load
Idq =
-30.00
@ Pout =
@ Pout =
@ Pout =
Watts
Watts
W. Freq =
Mhz
1.00
Amps
5.0
5.0
5.0
312
Freq =
Mhz;
312
Load Mismatch Tolerance
VSWR
10:1
Relative
All Phase Angles
POLYFET RF DEVICES
1110 Avenida Acaso, Camarillo, Ca 93012 Tel:(805) 484-4210 FAX: (805) 484-3393 EMAIL:selling@polyfet.com URL:www.polyfet.com
REVISION
10/29/2005
5.0
225
400 Mhz
25.0
28.0 Volts
dB
Watts
(T= 25 C)
T=25 C Zs=Zl=50 ohms. Vdd=
W
AvePwr=
C
o
AGC Voltage
VAGC
V
PHM020
P H M 020 P in vs P o ut F re q =300M H z
V d s =28V d c Id q =1A
0
1
2
3
4
5
6
7
8
9
10
11
0
0.005
0.01
0.015 0.02
0.025
0.03
P in in W a tts
25
26
27
28
29
30
Pout
Gain
Linear @2W
P1dB = 5W
Efficiency @5W = 14%
P H M 020 P in v s P o ut F re q =225M H z
V d s =28V d c Id q =1A
0
1
2
3
4
5
6
7
8
9
10
11
0
0.005
0.01
0.015 0.02
0.025
0.03
P in in W a tts
25
26
27
28
29
Pout
Gain
Linear @2W
P1dB = 5W
Efficiency @5W = 14%
PHM020 Freq vs Gain/Efficiency;
Vds=28Vdc Idq=1A
0
5
10
15
20
25
30
35
220 240 260 280 300 320 340 360 380 400
Freq in MHz
10
15
20
25
30
35
40
Efficiency
Gain
Pout fixed at 5W
P H M 0 2 0 P in v s P o u t F re q =4 0 0 M H z
V d s =2 8 V d c Id q =1 A
0
1
2
3
4
5
6
7
8
9
1 0
1 1
0
0 .0 0 5 0 .0 1 0 .0 1 5 0 .0 2 0 .0 2 5 0 .0 3
P in in W a tts
2 5
2 6
2 7
2 8
2 9
Pout
Gain
Linear @2W
P1dB = 5W
Efficiency @5W = 14%
POLYFET RF DEVICES
1110 Avenida Acaso, Camarillo, Ca 93012 Tel:(805) 484-4210 FAX: (805) 484-3393 EMAIL:selling@polyfet.com URL:www.polyfet.com
REVISION 10/29/2005
PHM020 Freq vs 2nd&3rd Harmonics;
Vds=28Vdc Idq=1A
10
30
50
70
90
110
225 250 275 300 325 350 375 400
Freq in MHz
0
20
40
60
2nd Harmonic
3rd Harmonic
Pout fixed @5W
PHM020 F req vs 2nd&3rd Harmonics;
V d s =28Vdc Idq=1A
20
40
60
80
100
225
250
275
300
325
350
375
400
F req in MH z
0
20
40
60
80
2nd Harmonic
3rd Harmonic
Pout fixed @1W
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