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MMBFU310LT1_05 Datasheet, PDF (3/4 Pages) ON Semiconductor – JFET Transistor N-Channel | |||
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MMBFU310LT1
100 k
10 k
1.0 k
Yfs
Yfs
100
1.0 k
VGS(off) = â2.3 V =
10
Yos
VGS(off) = â5.7 V =
100
0.01
1.0
0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100
ID, DRAIN CURRENT (mA)
Figure 3. CommonâSource Output Admittance
and Forward Transconductance vs Drain Current
10
120
RDS
96
7.0
72
Cgs
4.0
48
Cgd
24
1.0
0
0
10 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0
VGS, GATE SOURCE VOLTAGE (VOLTS)
Figure 4. On Resistance and Junction
Capacitance vs GateâSource Voltage
30
24 VDS = 10 V
ID = 10 mA
TA = 25°C
18
3.0
2.4
Y11
1.8
12
Y21
1.2
Y22
6.0
0.6
Y12
0
100
200 300
500 700 1000
f, FREQUENCY (MHz)
Figure 5. CommonâGate Y Parameter
Magnitude vs Frequency
q21, q11
180° 50°
170° 40°
160° 30°
150° 20°
140° 10°
130° 0°
100
q12, q22
â2 0° 87°
q22
â20 °
â40 ° 86°
q21
â60 °
â80 ° 85°
â100 °
q12
â120 ° 84°
q11
VDS = 10 V
ID = 10 mA
TA = 25°C
â140 °
â160 ° 83°
â180 °
200 300
â200 ° 82°
500 700 1000
f, FREQUENCY (MHz)
Figure 7. CommonâGate Y Parameter
PhaseâAngle vs Frequency
|S21|, |S11|
0.85 0.45
|S12|, |S22|
0.060 1.00
0.79 0.39
0.73 0.33
0.67 0.27
VDS = 10 V
ID = 10 mA
TA = 25°C
S22
S21
0.048 0.98
0.036 0.96
0.024 0.94
S11
0.61 0.21
0.012 0.92
0.55 0.15
100
S12
0.90
200 300
500 700 1000
f, FREQUENCY (MHz)
Figure 6. CommonâGate S Parameter
Magnitude vs Frequency
q11, q12
â20 ° 120°
q11
â40 ° 100° q21
q22
q21, q22
0
â20 °
â60 ° 80°
â40 °
â80 ° 60°
q12
â100 ° 40°
â120 ° 20°
100
q21 â60 °
VDS = 10 V
ID = 10 mA
q11
TA = 25°C
200 300 500 700
f, FREQUENCY (MHz)
â80 °
â100 °
1000
Figure 8. S Parameter PhaseâAngle
vs Frequency
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