MRF1511N Datasheet, PDF (3/14 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistor

V_GG
N1
Z1
L1
RF ^C1
C2
INPUT
+
B1
C8 C7 C6 _R4
R3
C18
B2
+ ^VDD
C17 C16 C15
Z2
L2
C3
R1
Z3
C4
L4
C5
R2
Z6 Z7 Z8
L3 Z9 Z10
N2
DUT
Z4
Z5
C9 C10 C11
C14 _RF
C12 C13
OUTPUT
B1, B2
Short Ferrite Beads, Fair Rite Products
(2743021446)
C1, C5, C18 120 pF, 100 mil Chip Capacitors
C2, C10, C12 0 to 20 pF, Trimmer Capacitors
C3
33 pF, 100 mil Chip Capacitor
C4
68 pF, 100 mil Chip Capacitor
C6, C15
10 μF, 50 V Electrolytic Capacitors
C7, C16
1,200 pF, 100 mil Chip Capacitors
C8, C17
0.1 μF, 100 mil Chip Capacitors
C9
150 pF, 100 mil Chip Capacitor
C11
43 pF, 100 mil Chip Capacitor
C13
24 pF, 100 mil Chip Capacitor
C14
300 pF, 100 mil Chip Capacitor
L1, L3
12.5 nH, A04T, Coilcraft
L2
26 nH, 4 Turn, Coilcraft
L4
55.5 nH, 5 Turn, Coilcraft
N1, N2
Type N Flange Mounts
R1
R2
R3
R4
Z1
Z2
Z3
Z4
Z5, Z6
Z7
Z8
Z9
Z10
Board
15 Ω, 0805 Chip Resistor
1.0 kΩ, 1/8 W Resistor
1.0 kΩ, 0805 Chip Resistor
33 kΩ, 1/8 W Resistor
0.200″ x 0.080″ Microstrip
0.755″ x 0.080″ Microstrip
0.300″ x 0.080″ Microstrip
0.065″ x 0.080″ Microstrip
0.260″ x 0.223″ Microstrip
0.095″ x 0.080″ Microstrip
0.418″ x 0.080″ Microstrip
1.057″ x 0.080″ Microstrip
0.120″ x 0.080″ Microstrip
Glass Teflon^®, 31 mils, 2 oz. Copper
Figure 1. 135 - 175 MHz Broadband Test Circuit
TYPICAL CHARACTERISTICS, 135 - 175 MHz
10
8
155 MHz
135 MHz
6
175 MHz
4
2
V_DD = 7.5 V
0
0
0.1
0.2
0.3 0.4
0.5
0.6
0.7
P_in, INPUT POWER (WATTS)
Figure 2. Output Power versus Input Power
−5
V_DD = 7.5 V
−10
135 MHz
175 MHz
−15
155 MHz
−20
−25
1 2 3 4 5 6 7 8 9 10
P_out, OUTPUT POWER (WATTS)
Figure 3. Input Return Loss
versus Output Power
RF Device Data
Freescale Semiconductor
MRF1511NT1
3