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polyfet rf devices
Power RF Amplifiers
Power = 3 Watts Bandwidth = 400 to 520 Mhz Gain = 24 dB Vdd ...
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polyfet rf devices
Power RF Amplifiers
Power = 3 Watts Bandwidth = 400 to 520 Mhz Gain = 24 dB Vdd = 7.5 Volts
PHM008
50 ohms Input/Output Impedance
Description
The PHM008 s a dual stage amplifier specifically designed for Land Mobile UHF band portable radio applications.
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
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
400 3 24 35 -35
7.5 Volts )
Typical
Max
520
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10:1
Unit Mhz Watts dB % dBc dBm Relative V
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
POLYFET RF DEVICES
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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
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PHM008
PHM008 Pin vs Pout Freq=520MHz, VDS=7.5V, Idq=.6A
5 29.00 4 27.00 28.00 30.00
PHM010 Freq vs Gain/ Efficiency, VDS=7.5V, Idq=.6A
40%
Pout fixed at 3.0W
38%
P o...