TYPICAL CHARACTERISTICS
10
9
10
8
MTTF (HOURS)
10
7
10
6
10
5
10
4
90
110
130
150
170
190
210
230
250
T
J
, JUNCTION TEMPERATURE (°C)
MTTF calculator available at http://www.freescale.com/rf. Select
Software & Tools/Development Tools/Calculators to access MTTF
calculators by product.
V
DD
= 50 Vdc
P
out
= 18 W Avg.
η
D
= 28.5%
Figure 18. MTTF versus Junction Temperature - CW
-
V
DD
= 50 Vdc, I
DQ
= 350 mA, P
out
= 18 W Average
f
MHz
860
Z
source
Ω
1.58 -- j0.89
Z
load
Ω
3.51 -- j3.98
Z
source
= Test circuit impedance as measured from
gate to ground.
Z
load
= Test circuit impedance as measured from
drain to ground.
Device
Under
Test
Output
Matching
Network
Input
Matching
Network
Z
source
Z
load
Figure 19. Series Equivalent Source and Load Impedance (Single-
-Ended Narrowband Test Circuit)
MRF6VP3091NR1 MRF6VP3091NR5 MRF6VP3091NBR1 MRF6VP3091NBR5
8
RF Device Data
Freescale Semiconductor, Inc.
FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
