EL2228C - Preliminary
Dual Low Noise Amplifier
Typical Performance Curves
Non-inverting Frequency Response for Various R
Inverting Frequency Response for Various R
F
F
4
3
4
3
R =1kW
F
2
2
R =100W
F
R =420W
F
1
1
R =420W
F
0
0
-1
-2
-3
-4
-5
-6
R =200W
-1
-2
-3
-4
-5
-6
R =1kW
F
F
R =0W
F
V =±12V
V =±12V
S
S
A =+1
A =-1
V
V
R =500W
L
R =500W
L
100M
100k
1M
10M
Frequency (Hz)
100M
1M
10M
Frequency (Hz)
Non-inverting Frequency Response (Gain)
Inverting Frequency Response (Gain)
4
3
4
3
V =±12V
R =420W
F
V =±12V
S
R =420W
F
S
R =500W
A =+1
V
2
L
2
A =1
V
1
1
A =-1
V
0
0
A =2
V
-1
-2
-3
-4
-5
-6
-1
-2
-3
-4
-5
-6
A =10
A =-10
V
V
A =-2
V
A =5
A =-5
V
V
100M
100M
100k
1M
10M
Frequency (Hz)
100k
1M
10M
Frequency (Hz)
Non-inverting Frequency Response (Phase)
Inverting Frequency Response (Phase)
135
90
135
90
45
45
A =1
V
A =-1
V
0
0
A =-2
V
A =2
V
-45
-45
A =5
V
A =-5
V
-90
-90
-135
-180
-225
-270
-315
-135
-180
-225
-270
-315
A =10
A =-10
V
V
V =±12V
V =±12V
S
S
R =420W
R =420W
F
F
R =500W
L
R =500W
L
100M
100k
1M
10M
Frequency (Hz)
100k
1M
10M
Frequency (Hz)
100M
4
ELANTEC [ ELANTEC SEMICONDUCTOR ]
