
500
800
1000
1500
2000
2500
1.33
1.40
1.45
1.57
1.71
1.90
19.4
15.3
13.5
10.0
7.5
5.6
0.58
0.52
0.50
0.43
0.36
0.29
13
26
33
46
54
60
0.54
0.49
0.46
0.42
0.38
0.31
ABSOLUTE MAXIMUM RATINGS
1
(T
A
= 25
°
C)
SYMBOLS
PARAMETERS
V
CBO
Collector to Base Voltage
V
CEO
Collector to Emitter Voltage
V
EBO
Emitter to Base Voltage
I
C
Collector Current
T
J
Junction Temperature
T
STG
Storage Temperature
UNITS
V
V
V
mA
°
C
°
C
RATINGS
9
6
2.0
30
150
-65 to +150
Note: 1.Operation in excess of any one of these parameters may
result in permanent damage.
NE68518
TYPICAL NOISE PARAMETERS
(TA = 25
C)
NE685 SERIES
V
CE =
3
V
,
I
C =
3 mA
500
800
1000
1500
2000
2500
V
CE =
3
V
,
I
C =
5 mA
1.00
1.15
1.20
1.35
1.50
1.65
21.32
16.29
14.66
11.02
8.67
7.24
0.63
0.59
0.56
0.52
0.47
0.40
26
31
39
48
53
65
0.56
0.44
0.40
0.37
0.33
0.23
FREQ.
(MHz)
NF
OPT
(dB)
G
A
(dB)
Γ
OPT
MAG
ANG
Rn/50
500
800
1000
1500
2000
2500
V
CE =
3
V
,
I
C =
10 mA
500
800
1000
1500
2000
2500
1.20
1.25
1.35
1.45
1.60
1.75
21.15
17.29
15.47
11.87
9.57
7.90
0.55
0.51
0.49
0.46
0.42
0.36
19
31
37
44
53
60
0.47
0.42
0.38
0.35
0.33
0.22
1.55
1.60
1.65
1.80
1.90
2.00
21.70
18.13
16.20
12.85
10.60
8.82
0.44
0.40
0.38
0.34
0.30
0.27
15
30
36
44
50
55
0.44
0.41
0.39
0.37
0.34
0.23
V
CE =
2.5
V
,
I
C =
0.3 mA
500
800
1000
V
CE =
2.5
V
,
I
C =
1.0 mA
1.07
1.25
1.55
12.6
8.6
6.7
0.80
0.79
0.75
17
32
42
1.70
1.55
1.41
FREQ.
(MHz)
NF
OPT
(dB)
G
A
(dB)
Γ
OPT
MAG
ANG
Rn/50
NE68519
TYPICAL NOISE PARAMETERS
(TA = 25
C)
500
800
1000
1500
2000
V
CE =
3
V
,
I
C =
10 mA
500
800
1000
1500
2000
2500
V
CE =
3
V
,
I
C =
5.0 mA
0.87
0.99
1.08
1.31
1.65
16.9
12.8
11.0
7.5
5.0
0.73
0.67
0.64
0.60
0.54
14
27
36
52
65
0.80
0.65
0.62
0.52
0.42
1.05
1.12
1.17
1.31
1.51
1.75
19.3
15.8
13.4
9.9
7.5
5.5
0.65
0.58
0.55
0.50
0.43
0.32
14
27
33
47
58
69
0.57
0.50
0.45
0.38
0.32
0.21
V
CE =
0.5
V
,
I
C =
0.5 mA
500
800
1000
V
CE =
0.75 V
,
I
C =
0.5 mA
500
800
1000
V
CE =
1.0
V
,
I
C =
0.25 mA
0.95
1.05
1.20
10.87
7.82
6.92
0.81
0.75
0.72
15
24
34
1.20
1.02
0.86
FREQ.
(MHz)
NF
OPT
(dB)
G
A
(dB)
Γ
OPT
MAG
ANG
Rn/50
NE68530
TYPICAL NOISE PARAMETERS
(TA = 25
C)
0.97
1.15
1.25
11.28
8.64
7.62
0.82
0.76
0.73
14
24
33
1.15
1.00
0.84
500
800
1000
V
CE =
1.0
V
,
I
C =
0.75 mA
500
800
1000
0.95
1.12
1.28
11.93
8.71
8.35
0.78
0.76
0.69
12
22
32
1.02
0.99
0.86
500
800
1000
V
CE =
1.0
V
,
I
C =
0.5 mA
1.10
1.20
1.45
8.73
6.83
6.67
0.85
0.80
0.75
13
25
36
1.69
1.65
1.64
V
CE =
1.0
V
,
I
C =
1.0 mA
500
800
1000
V
CE =
1.0
V
,
I
C =
3.0 mA
500
800
1000
2000
V
CE =
2.5
V
,
I
C =
0.3 mA
500
800
1000
V
CE =
2.5
V
,
I
C =
1 mA
500
800
1000
2000
V
CE =
2.5
V
,
I
C =
3 mA
500
800
1000
2000
V
CE =
3
V
,
I
C =
3 mA
500
800
1000
2000
3000
0.88
1.00
1.14
14.48
10.96
9.83
0.75
0.71
0.66
13
21
29
0.82
0.76
0.62
0.90
1.02
1.18
12.92
10.03
9.23
0.77
0.73
0.67
11
21
30
0.92
0.84
0.69
0.98
1.07
1.15
1.52
17.29
13.62
12.01
6.41
0.60
0.57
0.54
0.43
10
18
25
27
0.52
0.50
0.47
0.38
1.10
1.30
1.47
10.77
7.48
6.76
0.85
0.81
0.78
14
22
30
1.49
1.45
1.37
0.85
1.04
1.16
1.60
15.44
11.52
10.45
5.16
0.73
0.72
0.69
0.54
12
19
27
33
0.91
0.75
0.68
0.47
1.08
1.15
1.22
1.68
18.11
14.37
12.76
7.19
0.65
0.60
0.58
0.48
11
17
23
20
0.60
0.53
0.49
0.41
1.10
1.19
1.25
1.48
1.74
18.10
14.27
12.77
7.20
5.22
0.65
0.61
0.60
0.50
0.32
10
14
23
20
28
0.58
0.50
0.49
0.42
0.22