mrf5s4125n Freescale Semiconductor, Inc, mrf5s4125n Datasheet - Page 7

• Manufacturer Part Number: mrf5s4125n
• Description: Rf Power Field Effect Transistors
• Manufacturer: Freescale Semiconductor, Inc

RF Device Data
Freescale Semiconductor
26
25
24
23
22
21
20
19
18
17
1
Figure 11. Power Gain and Drain Efficiency
G
η
D
ps
P
versus CW Output Power
out
, OUTPUT POWER (WATTS) CW
T
C
= −30_C
10
25_C
85_C
10
10
10
10
10
9
8
7
6
5
90
V
I
f = 465 MHz
This above graph displays calculated MTTF in hours when the device
is operated at V
MTTF calculator available at http:/www.freescale.com/rf. Select
Tools/Software/Application Software/Calculators to access the MTTF
calculators by product.
DQ
DD
Figure 13. MTTF versus Junction Temperature
= 1100 mA
= 28 Vdc
110
TYPICAL CHARACTERISTICS
100
25_C
T
130
J
DD
, JUNCTION TEMPERATURE (°C)
−30_C
= 28 Vdc, P
85_C
150
300
90
80
70
60
50
40
30
20
10
0
out
170
= 25 W Avg., and η
190
24
23
22
21
20
0
210
Figure 12. Power Gain versus Output Power
D
= 30.2%.
230
50
P
out
, OUTPUT POWER (WATTS) CW
250
MRF5S4125NR1 MRF5S4125NBR1
100
V
DD
= 24 V
150
28 V
I
f = 465 MHz
DQ
200
= 1100 mA
32 V
250
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