Communication Concepts 2M-1KW 2 Meter 1KW Amplifier - Manual (Page 6)

6
RF Device Data
Freescale Semiconductor
MRFE6VP61K25HR6 MRFE6VP61K25HSR6
TYPICAL CHARACTERISTICS
250
10 9
90
T
J
, JUNCTION TEMPERATURE (°C)
Figure 10. MTTF versus Junction Temperature — CW
This above graph displays calculated MTTF in hours when the device
is operated at V
DD
= 50 Vdc, P
out
= 1250 W CW, and η
D
= 74.6%.
MTTF calculator available at http://www.freescale.com/rf. Select
Software & Tools/Development Tools/Calculators to access MTTF
calculators by product.
10 7
10 6
10 4
110 130 150 170 190
MTTF
(H
OU
RS
)
210 230
10 8
10 5