ELECTRICAL CHARACTERISTICS — continued
Characteristic
DYNAMIC CHARACTERISTICS
Output Capacitance (VCB = 28 V, IE = 0, f = 1.0 MHz)
FUNCTIONAL TESTS
Common Emitter Amplifier Gain
(VCE = 20 V, IC = 120 mA, Pout = 0.5 W, f = 1.6 GHz)
(VCE = 20 V, IC = 120 mA, Pout = 0.8 W, f = 1.6 GHz)
(VCE = 20 V, IC = 240 mA, Pout = 1.6 W, f = 1.6 GHz)
Output Load Mismatch
(VCE = 20 V, IC = 120 mA, Pout = 0.5 W, f = 1.6 GHz)
(VCE = 20 V, IC = 120 mA, Pout = 0.8 W, f = 1.6 GHz)
(VCE = 20 V, IC = 240 mA, Pout = 1.6 W, f = 1.6 GHz)
Gain Linearity
(VCE = 20 V, IC = 120 mA, f = 1.6 GHz,
Po1 = 0.5 W, Po2 = 0.5 mW)
(VCE = 20 V, IC = 120 mA, f = 1.6 GHz,
Po1 = 0.8 W, Po2 = 0.5 mW)
(VCE = 20 V, IC = 240 mA, f = 1.6 GHz,
Po1 = 1.6 W, Po2 = 0.5 mW)
Symbol
Min
Typ
Max
Unit
MRF3104
COB
—
MRF3105
—
MRF3106
—
—
1.5
pF
—
3.5
—
5.5
Gpe
dB
MRF3104
10.5
11.5
—
MRF3105
9.0
10.0
—
MRF3106
8.0
9.0
—
MRF3104
No Degradation in
—
MRF3105
Output Power
—
MRF3106
—
LG
dB
MRF3104
—
— –0.2 to 1.0
MRF3105
—
— –0.2 to 1.0
MRF3106
—
— –0.2 to 1.0
TYPICAL CHARACTERISTICS
MRF3104
1.5
Freq = 1.6 GHz, IC = 120 mA
1.0
VCE = 20 V
15 V
10 V
0.5
0.0
0
100
200
Pin, INPUT POWER (mW)
Figure 1. Output Power versus Input Power
S11
S21
S12
S22
VCE
IC
f
(V)
(mA)
(MHz)
Mag
Deg
Mag
Deg
Mag
Deg
Mag
Deg
20
120
1550
0.75
123
1.97
21
0.08
44
0.31
–113
1575
0.76
123
1.93
20
0.09
44
0.32
–115
1600
0.76
122
1.91
19
0.09
43
0.32
–116
1625
0.76
122
1.80
18
0.09
42
0.32
–117
1650
0.76
121
1.85
17
0.09
42
0.33
–119
Table 1. Common Emitter S–Parameters
REV 6
2