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參數(shù)資料
| 型號： | 2N6439 |
| 元件分類： | 功率晶體管 |
| 英文描述： | UHF BAND, Si, NPN, RF POWER TRANSISTOR |
| 封裝： | CASE 316-01, 4 PIN |
| 文件頁數(shù)： | 4/6頁 |
| 文件大?。?/td> | 137K |
| 代理商： | 2N6439 |
Figure 7. 225 to 400 MHz Broadband Test Circuit Schematic
Figure 8. Power Gain versus Frequency
Figure 9. Efficiency versus Frequency
BROADBAND DATA (Circuit, Figure 7)
C1 — 68 pF
C2, C4, C8, C10 — 27 pF
C3, C5, C11 — 10 pF
C6, C7 — 51 pF
C9 — 1.0–10 pF JOHANSON
C12 — 100 pF
C13, C15 — 680 pF
C14, C16 — 1.0
F, 35 V Tantalum
C17 — 0.1
F, ERIE Red Cap
RFC1 — Ferrite Bead Choke, Feroxcube VK200 19/4B
B — Ferroxcube 56-590-65/4B Ferrite Bead
T1, T2 — 25 Ohms (UT25) Miniature Coaxial Cable, 1 turn
R1 — 11
, 1.0 W
R2 — 20
, 1/4 W
L1 — 10 Turns, #22 AWG, 1/8
″ I.D.
L2 — 4 Turns, #16 AWG, 1/4
″ I.D.
L3 — 6 Turns, #24 AWG, 1/8
″ I.D.
L4, L5 — 1
″ x 0.25″ Microstrip Line
Board Material 0.031
″ Thick Teflon-Fiberglass
50 LINE
C1
T1
4:1
C2
C3
C4
C5
C6
C7
C8
C9 C10
C11
4:1
T2
50 LINE
L5
C12
C16
C15
R1
C13
B
L1
L2
A
DUT
C14
+
-
RFC1
0.8″
L4
A
L3
R2
C17
10
8
6
4
2
0
200
250
300
350
400
Pout = 60 W
VCC = 28 V
f, FREQUENCY (MHz)
G
PE
,POWER
GAIN
(dB)
100
80
200
250
300
350
400
f, FREQUENCY (MHz)
EFFICIENCY
(%)
60
40
20
0
Pout = 60 W
VCC = 28 V
VCC
0.5″
4
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|---|---|
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