參數(shù)資料
型號(hào): MRF141
元件分類: 功率晶體管
英文描述: VHF BAND, Si, N-CHANNEL, RF POWER, MOSFET
封裝: CASE 211-11, 4 PIN
文件頁數(shù): 6/10頁
文件大?。?/td> 205K
代理商: MRF141
Figure 11. Input and Output Impedances
Figure 12. 175 MHz Test Circuit (Class AB)
C1, C2, C8 — Arco 463 or equivalent
C3 — 25 pF, Unelco
C4 — 0.1
F, Ceramic
C5 — 1.0
F, 15 WV Tantalum
C6 — 25 pF, Unelco J101
C7 — 25 pF, Unelco J101
C9 — Arco 262 or equivalent
C10 — 0.05
F, Ceramic
C11 — 15
F, 35 WV Electrolytic
L1 — 3/4
″, #18 AWG into Hairpin
L2 — Printed Line, 0.200
″ x 0.500″
L3 — 7/8
″, #16 AWG into Hairpin
L4 — 2 Turns, #16 AWG, 5/16 ID
RFC1 — 5.6
H, Molded Choke
RFC2 — VK200–4B
R1 — 150
, 1.0 W Carbon
R2 — 10 k
, 1/2 W Carbon
R3 — 120
, 1/2 W Carbon
C7
+
R1
C4
R2
RF INPUT
L1
C8
C9
DUT
+ 28 V
RF
OUTPUT
L3
BIAS
0 – 12 V
C5
+
C11
C10
RFC1
L2
C2
C3
L4
C1
C6
R3
150
15
30
7.5
2
100
f = 175 MHz
ZOL*
Zin
VDD = 28 V
IDQ = 250 mA
Pout = 150 W PEP
ZOL* = Conjugate of the optimum load impedance
ZOL* = into which the device output operates at a
ZOL* = given output power, voltage and frequency.
Zo = 10
f = 175 MHz
2
30
100
4
5
REV 9
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