NE685 SERIES
TYPICAL PERFORMANCE CURVES (TA = 25°C)
NE68518, NE68530
NE68519
D.C. POWER DERATING CURVE
D.C. POWER DERATING CURVE
200
200
180
180
INFINITE
HEAT SINK
INFINITE
HEAT SINK
150
125
100
FREE AIR
100
FREE AIR
50
0
0
0
114
50
100
150
150
50
50
114
0
100
150
Ambient Temperature, TA (C°)
Ambient Temperature, TA (C°)
INSERTION GAIN vs.
COLLECTOR CURRENT
NE68533,NE68539
D.C. POWER DERATING CURVE
12
VCE = 3 V
f = 2 GHz
10
8
200
180
INFINITE
HEAT SINK
6
FREE AIR
100
4
2
0
0
38.4
114
1
2
5
10
20
50
0
50
100
Ambient Temperature, TA (°C)
Collector Current, IC (mA)
FORWARD INSERTION GAIN
AND MAXIMUM AVAILABLE GAIN
vs. FREQUENCY
NOISE FIGURE
vs. COLLECTOR CURRENT
50
40
30
20
5
4
V
CE = 3 V
f = 2 GHz
V
CE = 3 V
I
C = 10 mA
3
2
MAG
2
|S21E
|
10
0
1
0
1
2
5
10
20
0.1
0.2
0.5
1.0
2.0
5.0
Collector Current, IC (mA)
Frequency, f (GHz)
CEL [ CALIFORNIA EASTERN LABS ]
