MRF151 데이터 시트보기 (PDF) - Motorola => Freescale
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MRF151 Datasheet PDF : 8 Pages
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BIAS
0 – 12 V
R1
C4
+
C5
R3
RF INPUT
C1
C2
L1
C3
R2
RFC2
+
C10
C11
L4
+50 V
D.U.T.
L3
L2
C9
RF OUTPUT
C6
C7
C8
C1, C2, C8 — Arco 463 or equivalent
C3 — 25 pF, Unelco
C4 — 0.1 µF, Ceramic
C5 — 1.0 µF, 15 WV Tantalum
C6 — 15 pF, Unelco J101
C7 — 25 pF, Unelco J101
C9 — Arco 262 or equivalent
C10 — 0.05 µF, Ceramic
C11 — 15 µF, 60 WV Electrolytic
D1 — 1N5347 Zener Diode
L1 — 3/4″, #18 AWG into Hairpin
L2 — Printed Line, 0.200″ x 0.500″
L3 — 1″, #16 AWG into Hairpin
L4 — 2 Turns, #16 AWG, 5/16 ID
RFC1 — 5.6 µH, Choke
RFC2 — VK200–4B
R1 — 150 Ω, 1.0 W Carbon
R2 — 10 kΩ, 1/2 W Carbon
R3 — 120 Ω, 1/2 W Carbon
Board Material — 0.062″ Fiberglass (G10),
1 oz. Copper Clad, 2 Sides, εr = 5.0
Figure 2. 175 MHz Test Circuit
1000
500
200
100
50
20
00
TYPICAL CHARACTERISTICS
Ciss
Coss
Crss
10
20
30
40
VDS, DRAIN–SOURCE VOLTAGE (VOLTS)
Figure 3. Capacitance versus
Drain–Source Voltage
1.04
1.03
1.02
1.01
1
0.99
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
50
0.9– 25
1D = 5 A
4A
2A
1A
250 mA
100 mA
0
25
50
75
100
TC, CASE TEMPERATURE (°C)
Figure 4. Gate–Source Voltage versus
Case Temperature
MOTOROLA RF DEVICE DATA
MRF151
3
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