EL2227C
EL2227C
Dual Very Low Noise Amplifier
Typical Performance Curves
3dB Bandwidth vs Supply Voltage
140
120
3dB Bandwidth (MHz)
100
80
60
40
20
0
2
4
6
8
10
Supply Voltage (±V)
Large Signal Step Response
V
S
=±12V
R
F
=620Ω
A
V
=2
R
L
=500Ω
A
V
=-10
12
A
V
=+5
A
V
=-5
Peaking (dB)
A
V
=+2
A
V
=-2
A
V
=+2
R
F
=620Ω
R
L
=500Ω
A
V
=-1
4
3.5
3
2.5
2
1.5
1
0.5
0
2
4
6
8
10
12
Supply Voltage (±V)
Large Signal Step Response
V
S
=±2.5V
R
F
=620Ω
A
V
=2
R
L
=500Ω
A
V
=+10
A
V
=-10
A
V
=+5
A
V
=-5
A
V
=-1
A
V
=+2
A
V
=+2
R
F
=620Ω
R
L
=500Ω
Peaking vs Supply Voltage
A
V
=+10
A
V
=-2
0.5V/div
0.5V/div
100ns/div
100ns/div
Small Signal Step Response
V
S
=±12V
R
F
=620Ω
A
V
=2
R
L
=500Ω
Small Signal Step Response
V
S
=±2.5V
R
F
=620Ω
A
V
=2
R
L
=500Ω
20mV/div
20mV/div
100ns/div
100ns/div
6
ELANTEC [ ELANTEC SEMICONDUCTOR ]
