8
RF Device Data
Freescale Semiconductor
MRFE6VP8600HR6 MRFE6VP8600HR5 MRFE6VP8600HSR6 MRFE6VP8600HSR5
TYPICAL CHARACTERISTICS
250
109
90
TJ, JUNCTION TEMPERATURE (°C)
Figure 12. MTTF versus Junction Temperature -- CW
Note:
The MTTF calculation for this graph is based on the thermal
resistance of the part using thermal grease TIM mounting.
MTTF calculator available at http://www.freescale.com/rf. Select
Software & Tools/Development Tools/Calculators to access MTTF
calculators by product.
107
106
104
110 130 150 170 190
MTTF (HOURS)
210 230
108
105
VDD
=50Vdc
Pout
= 125 W CW
VDD
=50Vdc,IDQ
= 1400 mA, Pout
= 125 W Avg.
f
MHz
Zsource
?
Zload
?
860
1.14 + j0.88
2.61 + j1.84
Zsource
= Test circuit impedance as measured from
gate to gate, balanced configuration.
Zload
= Test circuit impedance as measured
from drain to drain, balanced configuration.
Figure 13. Series Equivalent Source and Load Impedance
Zsource
Zload
Input
Matching
Network
Device
Under
Test
Output
Matching
Network
--
-- +
+