MRF897 Datasheet, PDF (3/6 Pages) Motorola, Inc – RF POWER TRANSISTOR NPN SILICON

45
40
f = 800 MHz
35
30
900 MHz
25
960 MHz
20
15
10
VCC = 24 Vdc
Icq = 125 mA
5
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
PIN, INPUT POWER (WATTS)
Figure 2. Output Power versus Input Power
45
PIN = 3 W
40
2.5 W
35
2W
30
1.5 W
25
20
1W
15
0.5 W
10
5
VCC = 24 Vdc
Icq = 125 mA
0
800 820 840 860 880 900 920 940 960
f, FREQUENCY (MHz)
Figure 3. Output Power versus Frequency
45
40
PIN = 2.5 W
35
30
1.5 W
25
20
15
0.5 W
10
5
f = 900 MHz
Icq = 125 mA
0
14 16 18 20 22 24 26 28 30
VCC, SUPPLY VOLTAGE (VOLTS)
Figure 4. Output Power versus Supply Voltage
–25
–30
3RD ORDER
–35
–40
5TH
–45
7TH
–50
–55
f1 = 900 MHz
–60
f2 = 900.1 MHz
–65
VCC = 24 Vdc
Icq = 125 mA
–70
0
5
10
15
20
25
30
35
Po, OUTPUT POWER (WATTS–PEP)
Figure 5. Intermodulation versus Output Power
14.0
13.5
Icq = 400 mA
13.0
12.5 _{300 mA}
12.0
250 mA
11.5
200 mA
11.0
10.5
10.0
9.5
9.0
0.01
125 mA
f = 900 MHz
VCC = 24 Vdc
Icq = 125 mA
0.1
1
10
Po, OUTPUT POWER, (WATTS)
Figure 6. Power Gain versus Output Power
12
50
GPE
11
45
10
η
40
9
35
8
7 ^{POUT = 30 W (PEP)}
VCC = 24 Vdc
6 ^{Icq = 125 mA}
840
850
860
INPUT VSWR
870
880
890
f, FREQUENCY (MHz)
30
25
20
900
Figure 7. Broadband Test Fixture Performance
MOTOROLA RF DEVICE DATA
MRF897
3