MRF1518NT1_08 Datasheet, PDF (5/19 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistor

B1
V_GG
+
C8 C7
C6 C5
R1
N1
RF
INPUT
L2
Z1
C1
Z2
C2
DUT
Z3
Z4
C3
C4
B2
C12 C13
V_DD
+
C14 C15
L1
Z5 Z6
Z7
Z8
N2
RF
OUTPUT
C11
C9
C10
B1, B2
C1, C9
C2
C3, C4
C5
C6, C13
C7, C14
C8
C10
C11, C12
C15
L1, L2
Long Ferrite Beads, Fair Rite Products
12 pF, 100 mil Chip Capacitors
6.8 pF, 100 mil Chip Capacitor
20 pF, 100 mil Chip Capacitors
51 pF, 100 mil Chip Capacitor
1000 pF, 100 mil Chip Capacitors
0.039 μF, 100 mil Chip Capacitors
1 μF, 20 V Tantalum Chip Capacitor
3 pF, 100 mil Chip Capacitor
51 pF, 100 mil Chip Capacitors
22 μF, 35 V Tantalum Chip Capacitor
18.5 nH, 5 Turn, Coilcraft
N1, N2
R1
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Board
Type N Flange Mounts
47 Ω Chip Resistor (0805)
1.145″ x 0.080″ Microstrip
0.786″ x 0.080″ Microstrip
0.115″ x 0.223″ Microstrip
0.145″ x 0.223″ Microstrip
0.260″ x 0.223″ Microstrip
0.081″ x 0.080″ Microstrip
0.104″ x 0.080″ Microstrip
1.759″ x 0.080″ Microstrip
Glass Teflon^®, 31 mils, 2 oz. Copper
Figure 10. 820 - 850 MHz Broadband Test Circuit
TYPICAL CHARACTERISTICS, 820 - 850 MHz
12
10
840 MHz
8
830 MHz
850 MHz
6
820 MHz
4
2
V_DD = 12.5 Vdc
0
0
0.1
0.2
0.3
0.4
0.5
0.6
P_in, INPUT POWER (WATTS)
Figure 11. Output Power versus Input Power
0
V_DD = 12.5 Vdc
−10
850 MHz
840 MHz
−20
820 MHz
−30
830 MHz
−40
1 2 3 4 5 6 7 8 9 10 11 12
P_out, OUTPUT POWER (WATTS)
Figure 12. Input Return Loss
versus Output Power
RF Device Data
Freescale Semiconductor
MRF1518NT1
5