參數(shù)資料
型號(hào): MRF429
元件分類: 功率晶體管
英文描述: 16 A, 50 V, NPN, Si, POWER TRANSISTOR
封裝: CASE 211-11, 4 PIN
文件頁數(shù): 2/5頁
文件大?。?/td> 163K
代理商: MRF429
ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)
Characteristic
Unit
Max
Typ
Min
Symbol
ON CHARACTERISTICS
DC Current Gain
(IC = 5.0 Adc, VCE = 5.0 Vdc)
hFE
10
30
80
DYNAMIC CHARACTERISTICS
Output Capacitance
(VCB = 50 Vdc, IE = 0, f = 1.0 MHz)
Cob
220
300
pF
FUNCTIONAL TESTS
Common–Emitter Amplifier Gain
(VCC = 50 Vdc, Pout = 150 W (PEP), IC(max) = 3.32 Adc,
f = 30; 30.001 MHz)
GPE
13
15
dB
Output Power
(VCE = 50 Vdc, f = 30; 30.001 MHz)
Pout
150
W (PEP)
Collector Efficiency
(VCC = 50 Vdc, Pout = 150 W (PEP), IC(max) = 3.32 Adc,
f = 30, 30.001 MHz)
η
45
%
Intermodulation Distortion (1)
(VCE = 50 Vdc, Pout = 150 W (PEP), IC = 3.32 Adc)
IMD
–35
–32
dB
Electrical Ruggedness
(VCC = 50 Vdc, Pout = 150 W CW, f = 30 MHz,
VSWR 30:1 at all Phase Angles)
ψ
No Degradation in Output Power
NOTE:
1. To Mil–Std–1311 Version A, Test Method 2204, Two Tone, Reference each Tone.
Figure 1. 30 MHz Test Circuit Schematic
C1, C2, C7 — 170–780 pF, Arco 469
C3, C8, C9 — 0.1
F, 100 V Erie
C4 — 500
F @ 6.0 V
C5 — 9.0–180 pF, Arco 463
C6 — 80–480 pF, Arco 466
C10 — 30
F, 100 V
R1 — 10
, 10 Watt
R2 — 10
, 1.0 Watt
R3 — 5.0 – 3.3
1/2 Watt Carbon Resistors in Parallel
CR1 — 1N4997
L1 — 3 Turns, #16 Wire, 5/16
″ I.D., 5/16″ Long
L2 — 10
H Molded Choke
L3 — 12 Turns, #16 Enameled Wire Closewound, 1/4
″ I.D.
L4 — 5 Turns, 1/8
″ Copper Tubing, 9/16″ I.D., 3/4″ Long
L5 — 10 Ferrite Beads — Ferroxcube #56–590–65/3B
+
-
BIAS
RF
INPUT
RF
OUTPUT
50 Vdc
+
-
R1
C3
C4
+
-
CR1
C1
C2
L1
R2
DUT
C5
C6
C7
L2
L3
L5
C8
C9
C10
L4
R3
2
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