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參數(shù)資料
| 型號： | MRF313 |
| 元件分類： | 小信號晶體管 |
| 英文描述： | UHF BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 封裝： | CASE 305A-01, 4 PIN |
| 文件頁數(shù)： | 2/3頁 |
| 文件大小： | 84K |
| 代理商： | MRF313 |
ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)
Characteristic
Unit
Max
Typ
Min
Symbol
ON CHARACTERISTICS
DC Current Gain (IC = 100 mAdc, VCE = 10 Vdc)
hFE
20
60
150
—
DYNAMIC CHARACTERISTICS
Current–Gain — Bandwidth Product
(IC = 100 mAdc, VCE = 20 Vdc, f = 200 MHz)
fT
—
2.5
—
GHz
Output Capacitance
(VCB = 28 Vdc, IE = 0, f = 1.0 MHz)
Cob
—
3.5
5.0
pF
FUNCTIONAL TESTS
Common–Emitter Amplifier Power Gain (1)
(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)
Gpe
15
16
—
dB
Collector Efficiency
(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)
η
—
45
—
%
Series Equivalent Input Impedance
(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)
Zin
—
6.4 – j4.8
—
Ohms
Series Equivalent Output Impedance
(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)
Zout
—
75 – j45
—
Ohms
NOTE:
1. Class C
Figure 1. 400 MHz Power Gain Test Circuit
RF
INPUT
+28 V
C8
C6
C5
C4
C3
C2
L1
Z2
C9
C1
L4
+
-
L2
L3
DUT
R
+
Z3
Z1
C7
RF
OUTPUT
C1, C2, C4 — 1.0–20 pF JOHANSON 9063
C3 — 1.0–10 pF JOHANSON
C5 — 150 pF Chip
C6 — 0.1
F
C7, C8 — 680 pF Feedthru
C9 — 1.0
F TANTALUM
L1, L3 — 5 Turns, AWG #20, 1/4
″ I.D.
L2 — Ferrite Bead, FERROXCUBE
L2 — No. 56–590–65/4B
L4 — FERROXCUBE VK200–20/4B
L4 — Input/Output Connectors — Type N
Board — Glass Teflon,
ε = 2.56, t = 0.062″
R — 4.7 Ohms, 1/4 W
Z1 — 2.0
″ x 0.1″ MICROSTRIP LINE
Z2, Z3 — 2.6
″ x 0.1″ MICROSTRIP LINE
2
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|---|---|
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