ARF461A データシートの表示（PDF） - Advanced Power Technology
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ARF461A Datasheet PDF : 4 Pages
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ARF461A/B
1.2
1.1
1.0
25
VGS=15, 10, 8 & 6.5V
20
15
6V
5.5V
0.9
10
5V
0.8
0.7
-50 -25 0 25 50 75 100 125 150
TC, CASE TEMPERATURE (°C)
Figure 5, Typical Threshold Voltage vs Temperature
5
4.5V
4V
0
1
5
10 15 20 25 30
VDS, DRAIN-TO-SOURCE VOLTAGE (VOLTS)
Figure 6, Typical Output Characteristics
160
14
Class C
VDD = 150V
f = 81.36 MHz
120
12
Class C
VDD = 150V
f = 81.36 MHz
PRELIMINARY 80
40
0
0
2
4
6
8
10
PIN, POWER IN (WATTS)
Figure 7, Typical Power Out vs Power In
0.6
D=0.5
0.2
0.1
0.1
0.05
0.05
10
8
6
0
40
80
120
160
POUT, POWER OUT (WATTS)
Figure 8, Typical Common Source Amplifier Gain vs Power Out
0.02
Note:
0.01
0.005
0.001
10-5
0.01
SINGLE PULSE
t1
t2
Duty Factor D = t1/t2
Peak TJ = PDM x ZθJC + TC
10-4
10-3
10-2
10-1
1.0
10
RECTANGULAR PULSE DURATION (SECONDS)
Figure 9, Typical Maximum Effective Transient Thermal Impedance, Junction-To-Case vs Pulse Duration
Table 1 - Typical Class AB Large Signal Input - Output Impedance
Freq. (MHz)
Zin (Ω)
ZOL (Ω)
2.0
20.4 - j 9.6
13.5
2.1 - j 6.4
27
.50 - j 2.3
40
.20 - j 0.4
65
.46 + j 2.0
148 - j 20
84 - j 74
36 - j 63
19 - j 48
7.7 - j 30
Zin - Gate shunted with 25Ω
IDQ = 100mA
ZOL - Conjugate of optimum load for 150 Watts output at Vdd = 250V
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