MRF5003 Datasheet, PDF (8/10 Pages) Motorola, Inc – N-CHANNEL BROADBAND RF POWER FET

PERFORMANCE CHARACTERISTICS OF BROADBAND DEMONSTRATION AMPLIFIER
5
5
60
f = 400 MHz
η
55
4
470 MHz
4
50
Po
45
3
3
40
35
2
2
30
VSWR
1.75
1
VDD = 7.5 V
IDQ = 50 mA
1
1.50
1.25
0
0
1.00
0
200
400
600
800
1000
1200 400 410 420
430
440 450
460
470
Pin, INPUT POWER (MILLIWATTS)
f, FREQUENCY (MHz)
Figure 14. Output Power versus Input Power
Figure 15. Output Power, Drain Efficiency and
VSWR versus Frequency
5
4
VDD = 7.5 V
Pin = 0.3 W
3
f = 400 MHz
470 MHz
2
TYPICAL DEVICE SHOWN
1
VGS(th) = 2.4 V
0
0
1
2
3
4
5
VGS, GATE–SOURCE VOLTAGE (VOLTS)
Figure 16. Output Power versus Gate Voltage
MRF5003
8
MOTOROLA RF DEVICE DATA