TYPICAL CHARACTERISTICS — CW
24
23
60
55
50
22
21
20
19
45
40
G
ps
35
30
25
20
15
10
18
17
16
η
D
V
= 50 Vdc
= 10 mA
DD
I
DQ
f = 1300 MHz
= 25°C
15
14
T
C
10
100
, OUTPUT POWER (WATTS) CW
400
P
out
Figure 9. CW Power Gain and Drain Efficiency versus Output Power
60
55
25
24
23
10 mA
100 mA
I
= 700 mA
DQ
50
45
40
350 mA
500 mA
500 mA
350 mA
22
21
20
19
18
I
= 700 mA
DQ
35
30
25
100 mA
10 mA
V
= 50 Vdc
V
= 50 Vdc
DD
DD
20
15
10
f = 1300 MHz
= 25°C
f = 1300 MHz
T = 25°C
C
17
16
T
C
10
100
, OUTPUT POWER (WATTS) CW
400
10
100
, OUTPUT POWER (WATTS) CW
400
P
P
out
out
Figure 11. CW Efficiency versus Output Power
Figure 10. CW Power Gain versus Output Power
9
10
8
10
7
10
6
10
5
10
4
10
90
110
130
150
170
190
210
230
250
T , JUNCTION TEMPERATURE (°C)
J
This above graph displays calculated MTTF in hours when the device
is operated at V = 50 Vdc, P = 230 W CW, and η = 55%.
DD
out
D
MTTF calculator available at http://www.freescale.com/rf. Select
Software & Tools/Development Tools/Calculators to access MTTF
calculators by product.
Figure 12. MTTF versus Junction Temperature — CW
MRF6V13250HR3 MRF6V13250HSR3
RF Device Data
Freescale Semiconductor
6
FREESCALE [ Freescale ]
