EL5193C Datasheet, PDF (4/17 Pages) Elantec Semiconductor – Single 300MHz Current Feedback Amplifier

EL5193C
Single 300MHz Current Feedback Amplifier
Typical Performance Curves
Frequency Response for Various CL
14
AV=2
33pF
10
RL=150Ω
RF=RG=500Ω
6
22pF
15pF
2
-2
8pF
0pF
-6
1M
10M
100M
1G
Frequency (Hz)
Group Delay vs Frequency
3.5
3
AV=2
2.5
RF=500Ω
2
1.5
AV=1
1
RF=750Ω
0.5
0
1M
10M
100M
1G
Frequency (Hz)
Transimpedance (ROL) vs Frequency
10M
Phase
1M
100k
10k
Gain
1k
100
1k
10k 100k
1M
10M 100M
Frequency (Hz)
0
-90
-180
-270
-360
1G
Frequency Response for Various RF
6
340Ω
2
-2
-6
-10 ^AV=2
RG=RF
RL=150Ω
-14
1M
750Ω
1.2kΩ
10M
100M
Frequency (Hz)
475Ω
620Ω
1G
Frequency Response for Various Common-mode
Input Voltages
6
VCM=3V
VCM=0V
2
-2
VCM=-3V
-6
-10 ^AV=2
RF=500Ω
RL=150Ω
-14
1M
10M
100M
1G
Frequency (Hz)
PSRR and CMRR vs Frequency
20
0
PSRR+
-20
PSRR-
-40
-60
CMRR
-80
10k
100k
1M
10M
100M
1G
Frequency (Hz)
4