MRF1513NT1
5
RF Device Data
Freescale Semiconductor
Figure 10. 400 - 470 MHz Broadband Test Circuit
VDD
+C7
R4
C8
C6
R3
RF
INPUT
RF
OUTPUT
Z2 Z3 Z4
Z7
C1
C3
C12
DUT
Z8
Z10
Z5
Z6
L1
Z9
N2
C16
B2
N1
C11
B1, B2 Short Ferrite Bead, Fair Rite Products
#2743021446
C1, C12 330 pF, 100 mil Chip Capacitors
C2, C3, C4,
C10, C11 1 to 20 pF Trimmer Capacitors
C5, C6, C16 120 pF, 100 mil Chip Capacitors
C7, C13 10 μF, 50 V Electrolytic Capacitors
C8, C14 1,200 pF, 100 mil Chip Capacitors
C9, C15 0.1 F, 100 mil Chip Capacitors
L1 55.5 nH, 5 Turn, Coilcraft
N1, N2 Type N Flange Mounts
R1 15 Ω Chip Resistor (0805)
R2 1 kΩ, 1/8 W Resistor
R3 15 Ω
Chip Resistor (0805)
R4 33 kΩ, 1/8 W Resistor
Z1 0.253″
x 0.080
Microstrip
Z2 0.958″
x 0.080
Microstrip
Z3 0.247″
x 0.080
Microstrip
Z4 0.193″
x 0.080
Microstrip
Z5 0.132″
x 0.080
Microstrip
Z6, Z7 0.260″
x 0.223
Microstrip
Z8 0.494″
x 0.080
Microstrip
Z9 0.941″
x 0.080
Microstrip
Z10 0.452″
x 0.080
Microstrip
Board Glass Teflon?, 31 mils, 2 oz. Copper
Z1
C2
C10
R1
C5
VGG
+C13
C9
B1
R2
C14
C15
C4
TYPICAL CHARACTERISTICS, 400 - 470 MHz
Pout, OUTPUT POWER (WATTS)
IRL, INPUT RETURN LOSS (dB)
?5
?15
?20
?10
2
0
0
1
Figure 11. Output Power versus Input Power
Pin, INPUT POWER (WATTS)
2
Figure 12. Input Return Loss
versus Output Power
P
out
, OUTPUT POWER (WATTS)
0 0.080.02
0.04
0.06 0.120.10
1
440 MHz
470 MHz
0
5
400 MHz
3
470 MHz
400 MHz
440 MHz
3
4
45
VDD
= 12.5 Vdc
VDD
= 12.5 Vdc
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