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MRF1518T1 Datasheet, PDF (3/20 Pages) Motorola, Inc – The RF MOSFET Line RF POWER FIELD EFFECT TRANSISTOR | |||
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VGG
C8
C7
+
C6
R4
B1
R3
C16
B2
+
VDD
C15 C14 C13
N1
RF
Z1
INPUT
C1
Z2
Z3
L1
C5
R2
Z6 Z7
R1
DUT
Z4
Z5
Z8
Z9
Z10
N2
RF
C12
OUTPUT
C9
C10
C11
C2
C3
C4
B1, B2
C1, C12
C2, C3, C10, C11
C4
C5, C16
C6, C13
C7, C14
C8, C15
C9
L1
N1, N2
R1
R2
R3
Short Ferrite Beads, Fair Rite Products
(2743021446)
240 pF, 100 mil Chip Capacitors
0 to 20 pF Trimmer Capacitors
82 pF, 100 mil Chip Capacitor
120 pF, 100 mil Chip Capacitors
10 μF, 50 V Electrolytic Capacitors
1,200 pF, 100 mil Chip Capacitors
0.1 mF, 100 mil Chip Capacitors
30 pF, 100 mil Chip Capacitor
55.5 nH, 5 Turn, Coilcraft
Type N Flange Mounts
15 Ω Chip Resistor (0805)
51 Ω, 1/2 W Resistor
10 Ω Chip Resistor (0805)
R4
Z1
Z2
Z3
Z4
Z5, Z6
Z7
Z8
Z9
Z10
Board
33 kΩ, 1/8 W Resistor
0.451â³ x 0.080â³ Microstrip
1.005â³ x 0.080â³ Microstrip
0.020â³ x 0.080â³ Microstrip
0.155â³ x 0.080â³ Microstrip
0.260â³ x 0.223â³ Microstrip
0.065â³ x 0.080â³ Microstrip
0.266â³ x 0.080â³ Microstrip
1.113â³ x 0.080â³ Microstrip
0.433â³ x 0.080â³ Microstrip
Glass Teflon®, 31 mils, 2 oz. Copper
Figure 1. 450 - 520 MHz Broadband Test Circuit
TYPICAL CHARACTERISTICS, 450 - 520 MHz
12
10
470 MHz
450 MHz
8
500 MHz
6
520 MHz
4
2
VDD = 12.5 Vdc
0
0
0.1
0.2
0.3
0.4
0.5
0.6
Pin, INPUT POWER (WATTS)
Figure 2. Output Power versus Input Power
0
VDD = 12.5 Vdc
â5
470 MHz
â10
500 MHz
450 MHz
â15
520 MHz
â20
0 1 2 3 4 5 6 7 8 9 10 11
Pout, OUTPUT POWER (WATTS)
Figure 3. Input Return Loss
versus Output Power
RF Device Data
Freescale Semiconductor
MRF1518T1
3
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