参数资料
型号: MRF1518T1
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 功率晶体管
英文描述: UHF BAND, Si, N-CHANNEL, RF POWER, MOSFET
封装: PLASTIC, PLD-1.5, CASE 466-03, 4 PIN
文件页数: 18/20页
文件大小: 742K
代理商: MRF1518T1
AR
C
HIVE
INF
O
RMA
TI
O
N
ARCHIVE
INFORMA
TION
MRF1518T1
RF Device Data
Freescale Semiconductor
Figure 19. 400 - 470 MHz Broadband Test Circuit
VDD
C8
R4
C9
C7
R3
RF
INPUT
RF
OUTPUT
Z2
Z3
Z4
Z7
C1
C3
C14
DUT
Z8
Z10
Z11
Z5
Z6
L1
Z9
N2
C18
B2
N1
+
C13
C4
C12
B1, B2
Short Ferrite Beads, Fair Rite Products
(2743021446)
C1, C14
240 pF, 100 mil Chip Capacitors
C2, C3, C4, C11,
C12, C13
0 to 20 pF Trimmer Capacitors
C5
30 pF, 100 mil Chip Capacitor
C6
47 pF, 100 mil Chip Capacitor
C7, C18
120 pF, 100 mil Chip Capacitors
C8, C15
10 μF, 50 V Electrolytic Capacitors
C9, C16
1,200 pF, 100 mil Chip Capacitors
C10, C17
0.1 μF, 100 mil Chip Capacitors
L1
55.5 nH, 5 Turn, Coilcraft
N1, N2
Type N Flange Mounts
R1
15 Ω Chip Resistor (0805)
R2
51 Ω, 1/2 W Resistor
R3
10 Ω Chip Resistor (0805)
R4
33 kΩ, 1/8 W Resistor
Z1
0.476″ x 0.080″ Microstrip
Z2
0.724″ x 0.080″ Microstrip
Z3
0.348″ x 0.080″ Microstrip
Z4
0.048″ x 0.080″ Microstrip
Z5
0.175″ x 0.080″ Microstrip
Z6, Z7
0.260″ x 0.223″ Microstrip
Z8
0.239″ x 0.080″ Microstrip
Z9
0.286″ x 0.080″ Microstrip
Z10
0.806″ x 0.080″ Microstrip
Z11
0.553″ x 0.080″ Microstrip
Board
Glass Teflon, 31 mils, 2 oz. Copper
Z1
C2
C11
R1
C6
VGG
C15
+
C10
B1
R2
C16
C17
C5
TYPICAL CHARACTERISTICS, 400 - 470 MHz
Pout, OUTPUT POWER (WATTS)
IRL,
INPUT
RETURN
LOSS
(dB)
5
15
20
10
2
0
12
1
Figure 20. Output Power versus Input Power
Pin, INPUT POWER (WATTS)
4
Figure 21. Input Return Loss
versus Output Power
0.3
P out
,
OUTPUT
POWER
(W
A
TTS)
0
6
0.5
0.1
2
440 MHz
470 MHz
0.4
0.7
0.2
0
12
400 MHz
3
470 MHz
400 MHz
440 MHz
0.6
8
10
46
57
8
9
10
11
VDD = 12.5 Vdc
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