EL5191C
1GHz Current Feedback Amplifier
Typical Performance Curves
-3dB Bandwidth vs Supply Voltage for Non-
inverting Gains
-3dB Bandwidth vs Supply Voltage for Inverting
Gains
1200
600
500
400
300
200
100
0
R =390Ω
R =150Ω
L
F
1000
800
600
400
200
0
A =-1
V
A =-2
V
A =1
V
A =-5
V
A =2
V
A =10
V
A =5
V
R =250Ω
F
R =150Ω
L
5
6
7
8
9
10
5
6
7
8
9
10
Total Supply Voltage (V)
Total Supply Voltage (V)
Peaking vs Supply Voltage for Non-inverting Gains
Peaking vs Supply Voltage for Inverting Gains
4
3.5
3
4
A =1
V
3
2
1
0
A =-1
V
2.5
2
A =-2
V
1.5
1
R =390Ω
R =150Ω
L
F
A =-5
V
A =2
V
R =250Ω
R =150Ω
L
F
0.5
0
A =10
V
5
6
7
8
9
10
5
6
7
8
9
10
Total Supply Voltage (V)
Total Supply Voltage (V)
Non-inverting Frequency Response (Gain)
SO8 Package
Non-inverting Frequency Response (Phase)
SO8 Package
6
2
90
0
A =1
A =2
V
V
A =1
V
A =2
V
-2
-90
A =5
V
-6
-180
-270
-360
A =5
V
A =10
V
A =10
V
-10
-14
R =392Ω
R =150Ω
L
R =392Ω
F
R =150Ω
L
F
1M
10M
100M
Frequency (Hz)
1G 1.6G
1M
10M
100M
Frequency (Hz)
1G
5
ELANTEC [ ELANTEC SEMICONDUCTOR ]
