POLYFET PHM008

polyfet rf devices
PHM008
Power RF Amplifiers
Power =
3 Watts
Bandwidth = 400 to 520 Mhz
Gain = 24 dB
Vdd = 7.5 Volts
50 ohms Input/Output Impedance
Description
The PHM008 s a dual stage amplifier
specifically designed for Land Mobile UHF
band portable radio applications.
o
Absolute Maximum Ratings ( T = 25 C)
Parameter
DC supply Voltage 1
DC supply Voltage 2
Input Power
Output Power
Operating Case Temp.
Storage Temp.
Symbol Value
Unit
12
V
VDD1
V
VDD2
0.5
W
Pin
5
W
Pout
o
-20 to +70
C
Tc
-30 to +100 o C
Tstg
o
Electrical Characteristics: ( T = 25 C Zs=Zl=50 ohms. Vdd =
Parameter
Symbol
Frequency Range
BW
Output Power
Po
Power Gain
PG
Total Efficiency
η
2nd Harmonics
dso
Intermod - 2 tone
Ip3
Load MismatchTolerance VSWR
VDD2
DC supply Voltage 2
Min
Typical
400
3
24
35
520
-35
10:1
Max
Unit
Mhz
Watts
dB
%
dBc
dBm
Relative
V
POLYFET RF DEVICES
7.5 Volts )
Test Conditions
50 ohm load
Idq = 0.6 Amps
@ Pout = 3 Watts
@ Pout = 3 Watts
@ Pout = 3 W. Freq = 460 Mhz
Freq = 460 Mhz
All Phase Angles
Revision Date
9/9/99
1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:[email protected] URL:www.polyfet.com
PHM008
PHM008 Pin vs Pout Freq=520MHz, VDS=7.5V, Idq=.6A
PHM010 Freq vs Gain/Efficiency, VDS=7.5V, Idq=.6A
5
30.00
40%
29.00
4
27.00
Pout
Pout fixed at 3.0W
28.00
38%
25.00
3
Gain
26.00
36%
24.00
34%
23.00
Efficiency = 32%
2
21.00
Gain
19.00
1
22.00
32%
17.00
0
15.00
0
0.02
0.04
0.06
Pin in W atts
0.08
0.1
Efficiency
20.00
30%
400 410 420 430 440 450 460 470 480 490 500 510 520
Freq in MHz
POLYFET RF DEVICES
Revision Date
9/9/99
1110 Avenida Acaso, Camarillo, CA 93012 TEL:(805) 484-4210 FAX:(805) 484-3393 EMAIL:[email protected] URL:www.polyfet.com